618 Websockets Jobs - Page 20

Experience : 4.00 + years Salary : INR 1000000-1500000 / year (based on experience) Expected Notice Period : 15 Days Shift : (GMT+05:30) Asia/Kolkata (IST) Opportunity Type : Remote Placement Type : Full Time Permanent position(Payroll and Compliance to be managed by: Lingotune AI) (*Note: This is a requirement for one of Uplers' client - Lingotune AI) What do you need for this opportunity? Must have skills required: Gamification, language learning, mobile development, music applications, Speech Recognition, audio processing, Dart, Firebase services, Flutter, Mobile App Architecture patterns, real-time synchronization, Streaming, Websockets Lingotune AI is Looking for: About Lingotune: We are revolutionizing language learning by combining music and education, making it as addictive as Spotify. We're a VC-backed startup with founders from Google, McKinsey, and YC-backed startups. We are a passionate team that thrives at the intersection of languages, music, and tech. The Role: We're seeking a Senior Flutter Developer to develop our mobile app, which combines music, language learning, and gamification. You'll work directly with our founding team and have significant ownership over our mobile experience. What you'll do: Build and scale our Flutter-based mobile application Implement karaoke-style features with real-time lyrics synchronization Develop gamification mechanics similar to popular language learning apps Work with our in-house design team to create pixel-perfect UIs Implement audio processing and streaming features Handle real-time synchronization for lyrics and audio Optimize app performance and battery consumption Work with our AI/ML team to implement personalized learning features What we're looking for: 4+ years of professional mobile development experience 2+ years of experience with Flutter and Dart Strong understanding of mobile app architecture patterns Experience with audio processing and streaming Understanding of real-time synchronization techniques Experience with state management in Flutter Knowledge of mobile app performance optimization Nice to have: Experience with music-related applications Knowledge of speech recognition and processing Experience with gamification mechanics Understanding of language learning platforms Passion for music and language learning Tech Stack: Flutter & Dart Provider/Bloc for state management RESTful APIs and WebSocket Firebase services Audio processing and streaming Real-time synchronization What we offer: Competitive salary and equity package Remote-first work environment Direct impact on product decisions Work with experienced founders from Google, McKinsey, and Y Combinator Opportunity to shape the future of language education Access to premium music and language learning resources How to Apply: Send your resume and a brief introduction to careers@lingotune.ai. Include links to your GitHub profile and any relevant projects, especially those related to music or language learning applications. Location: Remote (with occasional team meetups) Equal Opportunity: Lingotune is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Engagement Type: Fulltime Direct-hire on Lingotune AI payroll Job Type: Permanent Location: Remote Working time: 7:00 AM to 4:00 PM IST Interview Process - 3 Rounds How to apply for this opportunity? Step 1: Click On Apply! And Register or Login on our portal. Step 2: Complete the Screening Form & Upload updated Resume Step 3: Increase your chances to get shortlisted & meet the client for the Interview! About Uplers: Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement. (Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well). So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you! Show more Show less

Experience : 4.00 + years Salary : INR 1000000-1500000 / year (based on experience) Expected Notice Period : 15 Days Shift : (GMT+05:30) Asia/Kolkata (IST) Opportunity Type : Remote Placement Type : Full Time Permanent position(Payroll and Compliance to be managed by: Lingotune AI) (*Note: This is a requirement for one of Uplers' client - Lingotune AI) What do you need for this opportunity? Must have skills required: Gamification, language learning, mobile development, music applications, Speech Recognition, audio processing, Dart, Firebase services, Flutter, Mobile App Architecture patterns, real-time synchronization, Streaming, Websockets Lingotune AI is Looking for: About Lingotune: We are revolutionizing language learning by combining music and education, making it as addictive as Spotify. We're a VC-backed startup with founders from Google, McKinsey, and YC-backed startups. We are a passionate team that thrives at the intersection of languages, music, and tech. The Role: We're seeking a Senior Flutter Developer to develop our mobile app, which combines music, language learning, and gamification. You'll work directly with our founding team and have significant ownership over our mobile experience. What you'll do: Build and scale our Flutter-based mobile application Implement karaoke-style features with real-time lyrics synchronization Develop gamification mechanics similar to popular language learning apps Work with our in-house design team to create pixel-perfect UIs Implement audio processing and streaming features Handle real-time synchronization for lyrics and audio Optimize app performance and battery consumption Work with our AI/ML team to implement personalized learning features What we're looking for: 4+ years of professional mobile development experience 2+ years of experience with Flutter and Dart Strong understanding of mobile app architecture patterns Experience with audio processing and streaming Understanding of real-time synchronization techniques Experience with state management in Flutter Knowledge of mobile app performance optimization Nice to have: Experience with music-related applications Knowledge of speech recognition and processing Experience with gamification mechanics Understanding of language learning platforms Passion for music and language learning Tech Stack: Flutter & Dart Provider/Bloc for state management RESTful APIs and WebSocket Firebase services Audio processing and streaming Real-time synchronization What we offer: Competitive salary and equity package Remote-first work environment Direct impact on product decisions Work with experienced founders from Google, McKinsey, and Y Combinator Opportunity to shape the future of language education Access to premium music and language learning resources How to Apply: Send your resume and a brief introduction to careers@lingotune.ai. Include links to your GitHub profile and any relevant projects, especially those related to music or language learning applications. Location: Remote (with occasional team meetups) Equal Opportunity: Lingotune is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Engagement Type: Fulltime Direct-hire on Lingotune AI payroll Job Type: Permanent Location: Remote Working time: 7:00 AM to 4:00 PM IST Interview Process - 3 Rounds How to apply for this opportunity? Step 1: Click On Apply! And Register or Login on our portal. Step 2: Complete the Screening Form & Upload updated Resume Step 3: Increase your chances to get shortlisted & meet the client for the Interview! About Uplers: Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement. (Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well). So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you! Show more Show less

Experience : 4.00 + years Salary : INR 1000000-1500000 / year (based on experience) Expected Notice Period : 15 Days Shift : (GMT+05:30) Asia/Kolkata (IST) Opportunity Type : Remote Placement Type : Full Time Permanent position(Payroll and Compliance to be managed by: Lingotune AI) (*Note: This is a requirement for one of Uplers' client - Lingotune AI) What do you need for this opportunity? Must have skills required: Gamification, language learning, mobile development, music applications, Speech Recognition, audio processing, Dart, Firebase services, Flutter, Mobile App Architecture patterns, real-time synchronization, Streaming, Websockets Lingotune AI is Looking for: About Lingotune: We are revolutionizing language learning by combining music and education, making it as addictive as Spotify. We're a VC-backed startup with founders from Google, McKinsey, and YC-backed startups. We are a passionate team that thrives at the intersection of languages, music, and tech. The Role: We're seeking a Senior Flutter Developer to develop our mobile app, which combines music, language learning, and gamification. You'll work directly with our founding team and have significant ownership over our mobile experience. What you'll do: Build and scale our Flutter-based mobile application Implement karaoke-style features with real-time lyrics synchronization Develop gamification mechanics similar to popular language learning apps Work with our in-house design team to create pixel-perfect UIs Implement audio processing and streaming features Handle real-time synchronization for lyrics and audio Optimize app performance and battery consumption Work with our AI/ML team to implement personalized learning features What we're looking for: 4+ years of professional mobile development experience 2+ years of experience with Flutter and Dart Strong understanding of mobile app architecture patterns Experience with audio processing and streaming Understanding of real-time synchronization techniques Experience with state management in Flutter Knowledge of mobile app performance optimization Nice to have: Experience with music-related applications Knowledge of speech recognition and processing Experience with gamification mechanics Understanding of language learning platforms Passion for music and language learning Tech Stack: Flutter & Dart Provider/Bloc for state management RESTful APIs and WebSocket Firebase services Audio processing and streaming Real-time synchronization What we offer: Competitive salary and equity package Remote-first work environment Direct impact on product decisions Work with experienced founders from Google, McKinsey, and Y Combinator Opportunity to shape the future of language education Access to premium music and language learning resources How to Apply: Send your resume and a brief introduction to careers@lingotune.ai. Include links to your GitHub profile and any relevant projects, especially those related to music or language learning applications. Location: Remote (with occasional team meetups) Equal Opportunity: Lingotune is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Engagement Type: Fulltime Direct-hire on Lingotune AI payroll Job Type: Permanent Location: Remote Working time: 7:00 AM to 4:00 PM IST Interview Process - 3 Rounds How to apply for this opportunity? Step 1: Click On Apply! And Register or Login on our portal. Step 2: Complete the Screening Form & Upload updated Resume Step 3: Increase your chances to get shortlisted & meet the client for the Interview! About Uplers: Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement. (Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well). So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you! Show more Show less

Experience : 4.00 + years Salary : INR 1000000-1500000 / year (based on experience) Expected Notice Period : 15 Days Shift : (GMT+05:30) Asia/Kolkata (IST) Opportunity Type : Remote Placement Type : Full Time Permanent position(Payroll and Compliance to be managed by: Lingotune AI) (*Note: This is a requirement for one of Uplers' client - Lingotune AI) What do you need for this opportunity? Must have skills required: Gamification, language learning, mobile development, music applications, Speech Recognition, audio processing, Dart, Firebase services, Flutter, Mobile App Architecture patterns, real-time synchronization, Streaming, Websockets Lingotune AI is Looking for: About Lingotune: We are revolutionizing language learning by combining music and education, making it as addictive as Spotify. We're a VC-backed startup with founders from Google, McKinsey, and YC-backed startups. We are a passionate team that thrives at the intersection of languages, music, and tech. The Role: We're seeking a Senior Flutter Developer to develop our mobile app, which combines music, language learning, and gamification. You'll work directly with our founding team and have significant ownership over our mobile experience. What you'll do: Build and scale our Flutter-based mobile application Implement karaoke-style features with real-time lyrics synchronization Develop gamification mechanics similar to popular language learning apps Work with our in-house design team to create pixel-perfect UIs Implement audio processing and streaming features Handle real-time synchronization for lyrics and audio Optimize app performance and battery consumption Work with our AI/ML team to implement personalized learning features What we're looking for: 4+ years of professional mobile development experience 2+ years of experience with Flutter and Dart Strong understanding of mobile app architecture patterns Experience with audio processing and streaming Understanding of real-time synchronization techniques Experience with state management in Flutter Knowledge of mobile app performance optimization Nice to have: Experience with music-related applications Knowledge of speech recognition and processing Experience with gamification mechanics Understanding of language learning platforms Passion for music and language learning Tech Stack: Flutter & Dart Provider/Bloc for state management RESTful APIs and WebSocket Firebase services Audio processing and streaming Real-time synchronization What we offer: Competitive salary and equity package Remote-first work environment Direct impact on product decisions Work with experienced founders from Google, McKinsey, and Y Combinator Opportunity to shape the future of language education Access to premium music and language learning resources How to Apply: Send your resume and a brief introduction to careers@lingotune.ai. Include links to your GitHub profile and any relevant projects, especially those related to music or language learning applications. Location: Remote (with occasional team meetups) Equal Opportunity: Lingotune is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Engagement Type: Fulltime Direct-hire on Lingotune AI payroll Job Type: Permanent Location: Remote Working time: 7:00 AM to 4:00 PM IST Interview Process - 3 Rounds How to apply for this opportunity? Step 1: Click On Apply! And Register or Login on our portal. Step 2: Complete the Screening Form & Upload updated Resume Step 3: Increase your chances to get shortlisted & meet the client for the Interview! About Uplers: Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement. (Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well). So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you! Show more Show less

Experience : 4.00 + years Salary : INR 1000000-1500000 / year (based on experience) Expected Notice Period : 15 Days Shift : (GMT+05:30) Asia/Kolkata (IST) Opportunity Type : Remote Placement Type : Full Time Permanent position(Payroll and Compliance to be managed by: Lingotune AI) (*Note: This is a requirement for one of Uplers' client - Lingotune AI) What do you need for this opportunity? Must have skills required: Gamification, language learning, mobile development, music applications, Speech Recognition, audio processing, Dart, Firebase services, Flutter, Mobile App Architecture patterns, real-time synchronization, Streaming, Websockets Lingotune AI is Looking for: About Lingotune: We are revolutionizing language learning by combining music and education, making it as addictive as Spotify. We're a VC-backed startup with founders from Google, McKinsey, and YC-backed startups. We are a passionate team that thrives at the intersection of languages, music, and tech. The Role: We're seeking a Senior Flutter Developer to develop our mobile app, which combines music, language learning, and gamification. You'll work directly with our founding team and have significant ownership over our mobile experience. What you'll do: Build and scale our Flutter-based mobile application Implement karaoke-style features with real-time lyrics synchronization Develop gamification mechanics similar to popular language learning apps Work with our in-house design team to create pixel-perfect UIs Implement audio processing and streaming features Handle real-time synchronization for lyrics and audio Optimize app performance and battery consumption Work with our AI/ML team to implement personalized learning features What we're looking for: 4+ years of professional mobile development experience 2+ years of experience with Flutter and Dart Strong understanding of mobile app architecture patterns Experience with audio processing and streaming Understanding of real-time synchronization techniques Experience with state management in Flutter Knowledge of mobile app performance optimization Nice to have: Experience with music-related applications Knowledge of speech recognition and processing Experience with gamification mechanics Understanding of language learning platforms Passion for music and language learning Tech Stack: Flutter & Dart Provider/Bloc for state management RESTful APIs and WebSocket Firebase services Audio processing and streaming Real-time synchronization What we offer: Competitive salary and equity package Remote-first work environment Direct impact on product decisions Work with experienced founders from Google, McKinsey, and Y Combinator Opportunity to shape the future of language education Access to premium music and language learning resources How to Apply: Send your resume and a brief introduction to careers@lingotune.ai. Include links to your GitHub profile and any relevant projects, especially those related to music or language learning applications. Location: Remote (with occasional team meetups) Equal Opportunity: Lingotune is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Engagement Type: Fulltime Direct-hire on Lingotune AI payroll Job Type: Permanent Location: Remote Working time: 7:00 AM to 4:00 PM IST Interview Process - 3 Rounds How to apply for this opportunity? Step 1: Click On Apply! And Register or Login on our portal. Step 2: Complete the Screening Form & Upload updated Resume Step 3: Increase your chances to get shortlisted & meet the client for the Interview! About Uplers: Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement. (Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well). So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you! Show more Show less

Job Title: Full Stack Developer (Vue.js + Go) Location: Hybrid Experience Required: 5+ Years Job Type: Full-Time | Part Time About the Role: We are looking for an experienced Full Stack Developer with strong proficiency in Vue.js and Go (Golang) to join our dynamic engineering team. As a key contributor, you will play a pivotal role in designing, developing, and maintaining scalable web applications and backend services that power our platforms. Key Responsibilities: Design and develop responsive, high-quality front-end applications using Vue.js Build robust and scalable backend services and APIs using Go (Golang) Collaborate with cross-functional teams including Product, Design, and QA to deliver high-impact features Optimize applications for maximum speed and scalability Write clean, maintainable, and testable code following best practices Participate in code reviews, unit testing, and continuous integration/deployment (CI/CD) Troubleshoot, debug, and resolve software defects and production issues Stay up-to-date with emerging technologies and frameworks Required Skills & Qualifications: 5+ years of professional experience in full stack development Strong proficiency in Vue.js, including Vuex, Vue Router, and component-based architecture Solid experience with Go (Golang) for building RESTful APIs and backend services Familiarity with relational and non-relational databases (e.g., MySQL, PostgreSQL, MongoDB) Experience with API design, versioning, and integration Knowledge of Docker, Kubernetes, or similar container technologies is a plus Strong understanding of Git workflows and agile development practices Excellent problem-solving and debugging skills Good communication and teamwork skills Preferred Qualifications: Experience with cloud platforms such as AWS, GCP, or Azure Familiarity with GraphQL Knowledge of WebSockets, real-time data streaming Exposure to microservices architecture Show more Show less

WinZO at a Glance WinZO Games is India’s largest social gaming platform, processing billions of micro transactions every month across 120+ games in 12+ languages. Our evolution, from a lean, Series C-funded startup to a leading global innovator featured at major international gaming events is driven by a commitment to culturally resonant experiences that blend advanced technology with deep cultural insights. At the core of our journey lies a legacy of excellence: a team composed of bright minds from top institutions and industry-leading organizations who combine strong technical foundations with creativity and strategic vision. This unique blend enables us to address complex, large-scale challenges while delivering innovative solutions that engage users across geographies. Ready to Solve Big Challenges in 2025 and Build for the World? At WinZO, every day is an adventure – tackling complex, industry-defining challenges, creating innovative products from scratch, and scaling them to a global audience. Our DNA & Culture At WinZO, our core values: Integrity, Excellence, Perseverance, Fine Judgment, and Agility are the heartbeat of our organization. We nurture a culture of innovation, transparency, and collaboration where every idea is celebrated. With a diverse team composed of best minds from top-tier universities and seasoned leaders from top tech companies around the globe, we nurture an open environment that champions creative thinking and meaningful social impact in gaming. Why WinZO? Solve at Scale: Tackle real‑time challenges like powering 1 in every 250 UPI transactions with high‑throughput systems and rich, cross‑cultural UIs that serve 200 M+ users. World‑Class Team: Collaborate daily with experts from top institutions and industry pioneers in a lean, no‑barriers environment where every voice drives technical excellence. Global ‘Made in Bharat’ Impact: Enable 100+ Indian studios to export their games and spearhead our first steps into new markets, setting benchmarks for culturally tuned interactive entertainment. Innovation Engine: Leverage 30+ patents and a “Quick to market, built to last” ethos to prototype, iterate, and deploy cutting‑edge features in a truly agile, feedback‑first culture. Your Role in the Revolution At WinZO, our iOS team powers the future of mobile gaming. An iOS developer is responsible for designing and developing applications for Apple devices, ensuring they are user-friendly, efficient, and meet rigorous quality standards.Our culture of early ownership and continuous learning ensures that every feature we ship sets new standards for the industry. iOS at WinZO Cutting-Edge iOS Applications: Contribute to the development and refinement of our iPhone and iPad apps, applying modern best practices to deliver seamless, high-impact experiences. Core Gaming Logic on iOS: Implement and optimize real-time game logic using WebSockets and Swift Concurrency, supporting millions of concurrent sessions at scale. Robust, High-Performance Products: Deliver resilient, high-performing iOS builds, prioritizing both quality and efficiency to delight millions of users. Ownership and Scalability: Own features end-to-end, from prototyping in Xcode to production rollouts via TestFlight, shaping the platform’s growth and reliability. What You’ll do at WinZO Take ownership of large-scale iOS projects end to end , ensuring timely delivery and alignment with business goals. Architect complex features and define system design , selecting patterns, libraries, and frameworks to support high performance and maintainability. Drive the technical roadmap , identify and mitigate technical debt, and plan future enhancements and dependencies. Set up and own application monitoring and performance tracking , using analytics platforms and profiling tools to ensure reliability at scale. Navigate a complex, multi-team environment , coordinating across stakeholders to unblock teams and guide execution. Lead, manage and mentor cross-functional iOS teams in architecting and delivering enterprise-grade platforms, setting strategic direction for performance, security, and seamless user experiences. Act as a business-oriented leader , defining growth directions, shaping mobile strategy, and managing team capacity to meet organizational objectives. Your Toolkit to Succeed at WinZO Essential Skills: 8+ years leading iOS engineering efforts, with a history of delivering scalable, high-traffic mobile applications. Proven ownership of key features or modules in customer-facing apps, ensuring smooth UX and production stability under heavy load. Expert proficiency in Swift and Objective-C, with deep understanding of iOS internals (runtime, memory management, lifecycle). Full-lifecycle development experience—from requirements gathering and system design to implementation, testing, deployment, and live monitoring. Leadership of cross-functional iOS teams, driving technical reviews, mentoring engineers, and fostering a culture of collaboration and excellence. Deep experience designing and operating CI/CD systems, automated QA frameworks, and performance-tracing infrastructures in production. Strong system-design and architectural skills for real-time gaming scenarios, including low-latency networking, caching strategies, and resource-efficient rendering. Business and strategic acumen to align technical roadmaps with organizational objectives and present architectural plans to executive leadership. Preferred Skills: Extensive experience structuring and scaling multiple iOS teams, defining role profiles, and conducting performance reviews focused on long-term growth. Recognized thought leadership through published technical articles, open-source projects, conference talks, or patents in mobile or gaming technology. Deep expertise integrating iOS apps with enterprise-scale backend systems, cloud platforms (AWS, GCP), and security frameworks for production-grade solutions. Hands-on experience with native performance tuning, including Metal, C/C++ integrations, and low-level optimizations for graphics and rendering. At WinZO, you join an environment where challenging and complex projects drive excellence and every effort shapes your professional growth. With us, you will see your code evolve into transformative experiences that redefine gaming, all while propelling your career forward. Step into the arena at WinZO where every project is a quest, every challenge a chance to level up your skills, and every victory leaves your mark on the gaming universe. Show more Show less

What We Expect : Min 3 years of mobile development experience, with 2+ years in Flutter & Dart. Proven ability to build and scale real-time, high-performance fintech applications. A sharp eye for stunning UI/UX designs that balances aesthetics with seamless functionality. Mastery over state management solutions (Provider, Riverpod, BLoC, or similar). Hands-on experience with real-time data streaming, push notifications, and WebSockets. Strong expertise in security, encryption, and compliance-you know fintech demands precision. A track record of integrating RESTful APIs, GraphQL, and third-party services into flawless mobile apps. A mindset that thrives under pressure-we work fast, and we expect results. What You Will Do Lead the development of world-class fintech mobile applications that redefine user expectations. Architect and optimize blazing-fast, low-latency Flutter applications for financial markets. Work with designers, backend engineers, and product teams to craft seamless, intuitive, and ultra secure user experiences. Solve hard problems at scale-whether it's optimizing performance, reducing load times, or ensuring absolute security. Push the boundaries of mobile fintech innovation, from AI-powered insights to predictive analytics. Own your work end-to-end-no excuses, no hand-holding, just results. Nice-to-Have Skills Experience in high-frequency trading, stock markets, or financial data visualization. Contributions to open-source Flutter projects or a portfolio of high-impact applications. Knowledge of AI-driven UX, machine learning integrations, or automation in mobile apps. A background in mentoring developers, leading mobile teams, or setting architectural standards.

Experience : 4.00 + years Salary : INR 1000000-1500000 / year (based on experience) Expected Notice Period : 15 Days Shift : (GMT+05:30) Asia/Kolkata (IST) Opportunity Type : Remote Placement Type : Full Time Permanent position(Payroll and Compliance to be managed by: Lingotune AI) (*Note: This is a requirement for one of Uplers' client - Lingotune AI) What do you need for this opportunity? Must have skills required: Gamification, language learning, mobile development, music applications, Speech Recognition, audio processing, Dart, Firebase services, Flutter, Mobile App Architecture patterns, real-time synchronization, Streaming, Websockets Lingotune AI is Looking for: About Lingotune: We are revolutionizing language learning by combining music and education, making it as addictive as Spotify. We're a VC-backed startup with founders from Google, McKinsey, and YC-backed startups. We are a passionate team that thrives at the intersection of languages, music, and tech. The Role: We're seeking a Senior Flutter Developer to develop our mobile app, which combines music, language learning, and gamification. You'll work directly with our founding team and have significant ownership over our mobile experience. What you'll do: Build and scale our Flutter-based mobile application Implement karaoke-style features with real-time lyrics synchronization Develop gamification mechanics similar to popular language learning apps Work with our in-house design team to create pixel-perfect UIs Implement audio processing and streaming features Handle real-time synchronization for lyrics and audio Optimize app performance and battery consumption Work with our AI/ML team to implement personalized learning features What we're looking for: 4+ years of professional mobile development experience 2+ years of experience with Flutter and Dart Strong understanding of mobile app architecture patterns Experience with audio processing and streaming Understanding of real-time synchronization techniques Experience with state management in Flutter Knowledge of mobile app performance optimization Nice to have: Experience with music-related applications Knowledge of speech recognition and processing Experience with gamification mechanics Understanding of language learning platforms Passion for music and language learning Tech Stack: Flutter & Dart Provider/Bloc for state management RESTful APIs and WebSocket Firebase services Audio processing and streaming Real-time synchronization What we offer: Competitive salary and equity package Remote-first work environment Direct impact on product decisions Work with experienced founders from Google, McKinsey, and Y Combinator Opportunity to shape the future of language education Access to premium music and language learning resources How to Apply: Send your resume and a brief introduction to careers@lingotune.ai. Include links to your GitHub profile and any relevant projects, especially those related to music or language learning applications. Location: Remote (with occasional team meetups) Equal Opportunity: Lingotune is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Engagement Type: Fulltime Direct-hire on Lingotune AI payroll Job Type: Permanent Location: Remote Working time: 7:00 AM to 4:00 PM IST Interview Process - 3 Rounds How to apply for this opportunity? Step 1: Click On Apply! And Register or Login on our portal. Step 2: Complete the Screening Form & Upload updated Resume Step 3: Increase your chances to get shortlisted & meet the client for the Interview! About Uplers: Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement. (Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well). So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you! Show more Show less

Experience : 4.00 + years Salary : INR 1000000-1500000 / year (based on experience) Expected Notice Period : 15 Days Shift : (GMT+05:30) Asia/Kolkata (IST) Opportunity Type : Remote Placement Type : Full Time Permanent position(Payroll and Compliance to be managed by: Lingotune AI) (*Note: This is a requirement for one of Uplers' client - Lingotune AI) What do you need for this opportunity? Must have skills required: Gamification, language learning, mobile development, music applications, Speech Recognition, audio processing, Dart, Firebase services, Flutter, Mobile App Architecture patterns, real-time synchronization, Streaming, Websockets Lingotune AI is Looking for: About Lingotune: We are revolutionizing language learning by combining music and education, making it as addictive as Spotify. We're a VC-backed startup with founders from Google, McKinsey, and YC-backed startups. We are a passionate team that thrives at the intersection of languages, music, and tech. The Role: We're seeking a Senior Flutter Developer to develop our mobile app, which combines music, language learning, and gamification. You'll work directly with our founding team and have significant ownership over our mobile experience. What you'll do: Build and scale our Flutter-based mobile application Implement karaoke-style features with real-time lyrics synchronization Develop gamification mechanics similar to popular language learning apps Work with our in-house design team to create pixel-perfect UIs Implement audio processing and streaming features Handle real-time synchronization for lyrics and audio Optimize app performance and battery consumption Work with our AI/ML team to implement personalized learning features What we're looking for: 4+ years of professional mobile development experience 2+ years of experience with Flutter and Dart Strong understanding of mobile app architecture patterns Experience with audio processing and streaming Understanding of real-time synchronization techniques Experience with state management in Flutter Knowledge of mobile app performance optimization Nice to have: Experience with music-related applications Knowledge of speech recognition and processing Experience with gamification mechanics Understanding of language learning platforms Passion for music and language learning Tech Stack: Flutter & Dart Provider/Bloc for state management RESTful APIs and WebSocket Firebase services Audio processing and streaming Real-time synchronization What we offer: Competitive salary and equity package Remote-first work environment Direct impact on product decisions Work with experienced founders from Google, McKinsey, and Y Combinator Opportunity to shape the future of language education Access to premium music and language learning resources How to Apply: Send your resume and a brief introduction to careers@lingotune.ai. Include links to your GitHub profile and any relevant projects, especially those related to music or language learning applications. Location: Remote (with occasional team meetups) Equal Opportunity: Lingotune is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Engagement Type: Fulltime Direct-hire on Lingotune AI payroll Job Type: Permanent Location: Remote Working time: 7:00 AM to 4:00 PM IST Interview Process - 3 Rounds How to apply for this opportunity? Step 1: Click On Apply! And Register or Login on our portal. Step 2: Complete the Screening Form & Upload updated Resume Step 3: Increase your chances to get shortlisted & meet the client for the Interview! About Uplers: Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement. (Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well). So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you! Show more Show less

Your Role in the Revolution At WinZO, our Unity team builds the interactive core of our games. We’re a passionate team of gameplay engineers and performance optimizers who leverage Unity’s engine to deliver engaging, multiplayer experiences at scale. From efficient C# architectures to real‑time networking, we ensure every frame is smooth and every interaction responsive. Our commitment to code quality, tool development, and cross‑disciplinary collaboration means we continuously raise the bar for immersive gameplay. Unity at WinZO Game Engine Architecture & Tools: Develop modular, reusable C# systems—input, UI, audio, physics—while extending the Unity Editor with custom tools. Utilize Networking Tools: Leverage real‑time networking libraries (WebSockets, UDP/TCP) and RESTful HTTP frameworks to build robust client‑server communication, ensuring low‑latency, reliable data sync, and secure request handling. Performance & Profiling Pipelines: Build CI workflows that integrate Unity’s Profiler, automated performance tests, and platform-specific optimizations (mobile/desktop). Asset Integration & Pipeline Extensions: Create asset-processing scripts and custom importers to streamline art/animation workflows and maintain consistency. What You’ll do at WinZO Define the technical vision for the Unity codebase and tools, setting architecture standards and long‑term roadmaps. Lead system design for large‑scale multiplayer experiences, ensuring fault tolerance, scalability, and security. Drive performance benchmarks , establish SLIs/SLOs, and integrate automated profiling into daily builds. Architect and evolve tooling pipelines , from asset importers to custom editors, maximizing team productivity. Manage and mentor a team of Unity developers, conducting performance reviews and fostering technical growth. Collaborate with technical and product leadership to align on platform strategy and feasibility for new features. Your Toolkit to Succeed at WinZO Essential Skills: 7+ years leading Unity development with successful shipped titles. Mastery of Unity internals: engine lifecycle, memory management, and rendering pipeline. Deep expertise in networked game architectures and security considerations. Proven leadership in guiding teams through complex technical challenges. Setting up observability tools to monitor and track game performance (like load time, crashes) and manage the app size. Strong concept of Abstraction of code for third party developers and should have good knowledge of Assemblies in C#. Be proficient in multi-threading in the context of gaming and social engines such as audio managers. Preferred Skills: Experience with next‑gen Unity systems (DOTS, Data-Oriented Tech Stack). Published talks, blog posts, or open‑source contributions related to Unity performance or tooling. Familiarity with platform‑specific optimizations and plugin development. Strong presence in the Unity developer community. At WinZO, you join an environment where challenging and complex projects drive excellence and every effort shapes your professional growth. With us, you will see your code evolve into transformative experiences that redefine gaming, all while propelling your career forward. Step into the arena at WinZO where every project is a quest, every challenge a chance to level up your skills, and every victory leaves your mark on the gaming universe. WinZO at a Glance WinZO Games is India’s largest social gaming platform, processing billions of micro transactions every month across 120+ games in 12+ languages. Our evolution, from a lean, Series C-funded startup to a leading global innovator featured at major international gaming events is driven by a commitment to culturally resonant experiences that blend advanced technology with deep cultural insights. At the core of our journey lies a legacy of excellence: a team composed of bright minds from top institutions and industry-leading organizations who combine strong technical foundations with creativity and strategic vision. This unique blend enables us to address complex, large-scale challenges while delivering innovative solutions that engage users across geographies. Ready to Solve Big Challenges in 2025 and Build for the World? At WinZO, every day is an adventure – tackling complex, industry-defining challenges, creating innovative products from scratch, and scaling them to a global audience. Our DNA & Culture At WinZO, our core values: Integrity, Excellence, Perseverance, Fine Judgment, and Agility are the heartbeat of our organization. We nurture a culture of innovation, transparency, and collaboration where every idea is celebrated. With a diverse team composed of best minds from top-tier universities and seasoned leaders from top tech companies around the globe, we nurture an open environment that champions creative thinking and meaningful social impact in gaming. Why WinZO? Solve at Scale: Tackle real‑time challenges like powering 1 in every 250 UPI transactions with high‑throughput systems and rich, cross‑cultural UIs that serve 200 M+ users. World‑Class Team: Collaborate daily with experts from top institutions and industry pioneers in a lean, no‑barriers environment where every voice drives technical excellence. Global ‘Made in Bharat’ Impact: Enable 100+ Indian studios to export their games and spearhead our first steps into new markets, setting benchmarks for culturally tuned interactive entertainment. Innovation Engine: Leverage 30+ patents and a “Quick to market, built to last” ethos to prototype, iterate, and deploy cutting‑edge features in a truly agile, feedback‑first culture. Ready to press start on a career that reshapes interactive entertainment? Apply now and join the global revolution ! Download our app for a better understanding - https://www.winzogames.com/ Show more Show less

About BeGig BeGig is the leading tech freelancing marketplace. We empower innovative, early-stage, non-tech founders to bring their visions to life by connecting them with top-tier freelance talent. By joining BeGig, you're not just taking on one role—you’re signing up for a platform that will continuously match you with high-impact opportunities tailored to your expertise. Your Opportunity Join our network as a Node.js Developer and work with fast-growing startups to build performant, scalable backend systems and APIs. You'll take ownership of server-side logic, work with modern tools and databases, and collaborate with cross-functional teams to deliver real-world features. Role Overview As a Node.js Developer, you will: Design and develop backend services using Node.js and related frameworks Build and manage RESTful or GraphQL APIs for web and mobile applications Collaborate with frontend developers and stakeholders to deliver full-stack features What You’ll Do Write clean, efficient, and well-documented Node.js code Work with databases like MongoDB, PostgreSQL, MySQL, or Redis Handle authentication, authorization, file storage, and third-party integrations Optimize APIs for performance, scalability, and reliability Deploy services on cloud platforms or serverless infrastructure Technical Requirements 2+ years of experience with Node.js in production environments Familiarity with Express.js, NestJS, or other Node.js frameworks Strong understanding of asynchronous programming, APIs, and microservices Experience with Git, Docker, and cloud platforms like AWS, GCP, or Vercel Bonus: knowledge of TypeScript, WebSockets, or message queues What We’re Looking For A backend developer confident in building scalable services with Node.js A freelancer who delivers clean, maintainable code and works independently Someone who communicates well and thrives in agile, fast-paced environments Why Join Us Build real-time, high-impact applications for early-stage startups Fully remote and flexible freelance opportunities Get matched with future Node.js roles through the BeGig platform Join a trusted network of top-tier backend and full-stack engineers Ready to build with Node.js? Apply now to become a Node.js Developer with BeGig. Show more Show less

We are seeking an experienced Django Rest Framework Developer to build and enhance the backend API services for a large-scale ERP software using a microservices architecture . The ideal candidate should have strong proficiency in Python , Django , Django Rest Framework , and relational databases like PostgreSQL . You will work on creating efficient, scalable, and secure APIs, utilizing various tools and frameworks such as Celery , Kafka , Redis , Django Channels , and data-processing libraries like Pandas and NumPy . A solid understanding of ERP systems is essential, as you will be developing modules that drive business-critical operations. Key Responsibilities: Design, develop, and maintain backend APIs for a large-scale ERP system using Django Rest Framework . Architect and implement a microservices architecture , ensuring the backend services are decoupled, scalable, and efficient. Integrate PostgreSQL databases for storing and managing ERP data, ensuring data integrity and optimization for complex queries. Implement background tasks and scheduling using Celery and Celery Beat , managing asynchronous workflows across services. Work with Kafka for messaging and event-driven architecture, ensuring reliable communication between microservices. Utilize Redis for caching, session management, and optimizing API performance. Develop real-time communication features using Django Channels for handling WebSockets and async functionalities. Manage data pipelines and perform data transformations using Pandas and NumPy . Write clean, maintainable, and well-documented code, following best practices in security and API design. Collaborate with frontend teams, database administrators, and DevOps engineers to ensure smooth deployment and integration of services. Troubleshoot and optimize API performance, improving the efficiency of backend operations. Participate in code reviews , testing, and documentation to deliver high-quality software. Stay updated with emerging technologies and industry trends relevant to the ERP and backend development space. Required Skills & Qualifications: 3+ years of experience in backend development using Django and Django Rest Framework . Strong proficiency in Python and experience with microservices architecture . Extensive experience with PostgreSQL or other relational databases, with strong knowledge of writing optimized queries and database management. Experience in handling asynchronous tasks and scheduling using Celery and Celery Beat . Familiarity with Kafka for building event-driven systems and inter-service communication. Expertise in Redis for caching, pub/sub messaging, and improving system performance. Hands-on experience with Django Channels for real-time communication and WebSocket management. Proficient in Pandas and NumPy for data processing, manipulation, and analysis. Familiarity with ERP systems and their modules (e.g., finance, inventory, HR, procurement) to build relevant and efficient APIs. Understanding of RESTful API design principles, security best practices, and scalability patterns. Knowledge of Docker and containerized deployments for development and production environments. Experience with version control systems like Git and collaborative development workflows. Strong problem-solving skills, debugging, and troubleshooting backend issues. Experience with CI/CD pipelines for automated testing and deployment. Familiarity with Kubernetes for managing containerized applications in production environments. Knowledge of GraphQL for building flexible APIs. Previous experience working on ERP software or other large-scale enterprise applications. Job Type: Full-time Pay: ₹400,000.00 - ₹700,000.00 per year Location Type: In-person Schedule: Fixed shift Ability to commute/relocate: Gurugram, Haryana: Reliably commute or planning to relocate before starting work (Required) Application Question(s): Have you led backend teams or managed end-to-end backend projects, from architecture to deployment? Answer in YES/NO Experience: Python: 3 years (Required) Django: 3 years (Required) Work Location: In person

Python Backend Developer (FastAPI + LLM/ML Integrations) Location: Remote / Hybrid Type: Contract / Full-time Experience: 3+ Years Role Overview: We are seeking a skilled Python Backend Developer to design, build, and optimize RESTful APIs for seamless interaction with Large Language Models (LLMs), machine learning services, and cloud-based AI tools. You will work closely with frontend teams to deliver robust API services, manage database interactions, and integrate AI/ML components into scalable backend systems. The ideal candidate will have strong expertise in FastAPI, Python-based API development, text extraction (PDFs, documents), and cloud-based ML services (AWS Bedrock, Vertex AI, etc.). Key Responsibilities: Design and develop high-performance REST APIs using FastAPI for frontend consumption. Integrate with LLMs (OpenAI, Anthropic, Llama2, etc.) and ML models (RAG pipelines, embeddings, fine-tuning). Extract and process text/data from PDFs, documents, and unstructured sources using Python libraries (PyPDF2, pdfplumber, unstructured.io, etc.). Work with databases (PostgreSQL, MongoDB, Redis) for efficient data storage/retrieval. Implement authentication (JWT/OAuth), rate limiting, and API security best practices. Collaborate with frontend teams to optimize API responses and ensure smooth integration. Deploy and manage APIs on AWS/GCP (Lambda, API Gateway, EC2, Docker). Work with AI/ML tools like LangChain, LlamaIndex, Weaviate, or Pinecone for retrieval-augmented workflows. Write clean, scalable, and well-documented code with unit/integration testing (Pytest). Technology Stack: Backend: Python, FastAPI, Flask (optional), async programming AI/ML Integrations: OpenAI API, Hugging Face, AWS Bedrock, LangChain, LlamaIndex Database: PostgreSQL, MongoDB, Redis, ORMs (SQLAlchemy, Pydantic) Document Processing: PyPDF2, pdfplumber, unstructured.io, OCR tools (Tesseract) Cloud & DevOps: AWS (Lambda, API Gateway, S3), Docker, CI/CD (GitHub Actions) API Tools: Postman, Swagger/OpenAPI, RESTful standards Version Control: Git, GitHub/GitLab Required Skills & Experience: 3+ years of Python backend development (FastAPI/Flask/Django). Strong experience in building REST APIs for frontend/UI consumption. Familiarity with LLM APIs, RAG pipelines, and AI/ML cloud services. Knowledge of text extraction from PDFs/documents and data preprocessing. Experience with relational & NoSQL databases (PostgreSQL, MongoDB). Understanding of JWT, OAuth, API security, and rate limiting. Basic knowledge of AWS/GCP cloud services (Lambda, S3, EC2). Ability to work in an Agile/remote team environment. Nice to Have: Experience with asynchronous programming (async/await in FastAPI). Knowledge of WebSockets for real-time updates. Familiarity with ML model deployment (SageMaker, Vertex AI). Exposure to frontend frameworks (React, Next.js) for better API collaboration. Exposure to HIPAA Complaint project is a must. Show more Show less

Position: Tech Lead / Software Architect Location: Mumbai Experience: 3-5 years Type: Full-Time About Us We’re a med-tech innovation company transforming healthcare workflows with real-time diagnostic platforms built on custom hardware and intelligent software. Our stack integrates Python, Flask, PyQt, Chromium interfaces, and USB-driven embedded systems to capture and process clinical data at the point of care. We are now expanding into AI-powered services — from computer vision and ML-based analytics to LLM-driven interfaces — all working in harmony with our core platform. Role Overview As Tech Lead / Software Architect , you will be the cornerstone of our software architecture. You will lead the core team that develops and maintains the software platform, while also orchestrating the seamless integration of AI, ML, and CV modules developed by a specialized team. You’ll ensure the system remains scalable, real-time, and production-ready, supporting complex patient interactions and medical workflows. Key Responsibilities ● Lead the architectural design and codebase modernization of our real-time healthcare platform. ● Guide integration of Python + Flask APIs, PyQt GUIs, Chromium-based web frontends, and USB device data streams. ● Collaborate with ML/CV/LLM teams to embed intelligence layers , such as: o CV models for image analysis from embedded devices o ML-based analytics for health data scoring and risk flags o LLM-driven Retrieval-Augmented Generation (RAG) services for clinician support ● Build and maintain core algorithms for signal processing, feature extraction, and health data visualization. ● Oversee internal and external contributors, ensuring modular, testable, and high-performance code. ● Conduct code reviews, maintain CI/CD practices, and uphold quality, security, and compliance standards. ● Support DevOps engineers in deployment planning, updates, and monitoring in multi-OS environments. Required Skills & Experience ● 3-5+ years of experience in software architecture and backend engineering (Python). ● Strong knowledge of Flask, PyQt (or PySide), and USB communication protocols. ● Experience integrating third-party AI/ML/CV services into Python-based applications. ● Familiarity with REST APIs, WebSockets , and hybrid UI architectures (Chromium, QtWebEngine, or Electron). ● Solid grasp of performance tuning, profiling, threading, and debugging in real-time systems. ● Demonstrated ability to lead multidisciplinary teams and own technical decisions. ● Hands-on understanding of ML libraries (e.g., scikit-learn, XGBoost), image processing (OpenCV), or Hugging Face-based LLMs. ● Familiarity with compliance workflows (CE/FDA/HIPAA) and software validation in med-tech. What We Offer ● Lead role in shaping the architecture of a real-world healthtech product. ● Opportunity to integrate frontier technologies (LLM, RAG, ML, CV) into a production platform. ● Transparent and collaborative culture. ● Career track leading to CTO/Principal Engineer roles. Show more Show less

About CareStack and the team CareStack builds cloud platforms that modernize U.S. dental practices. We are now spinning up an independent, startup-mode team to super-charge Revenue Cycle Management (RCM) with AI, automation, and data-driven workflows. This team will operate as a tech-agnostic innovation unit focused on transforming manual RCM processes into scalable, tech-enabled solutions. Responsibilities Take untapped RCM opportunities, design full-stack solutions that solve real problems and ship them to production, and iterate on real-world feedback. Select and justify the best tools / frameworks per project; implement PoCs when needed. Build and maintain secure, scalable APIs, UIs, automations, and data pipelines. Integrate third-party systems (EHR, CRM, payment gateways, RPA bots). Uphold code quality with reviews, automated tests, CI/CD, and cloud-native best practices. Mentor junior engineers in problem-solving and tech-agnostic thinking. Work closely with the RCM operations team to understand pain points and identify high-impact automation opportunities. Focus on measurable business outcomes rather than processes, with emphasis on RCM performance metrics improvement Must-Have Skills & Mindset 3 – 6 yrs designing, coding, testing, and running production software end‑to‑end. Proven ability to learn new stacks fast and pick “best‑fit” tech (language, framework, cloud, DB) per use case. Deep grasp of computer‑science fundamentals, distributed systems, and REST/gRPC/GraphQL API desig n. Solid understanding of front‑end ↔ back‑end integration patterns (contract design, API gateways, auth flows) and real‑time communication (WebSockets, SSE, pub‑sub, event streams). Hands‑on cloud (AWS / GCP / Azure) with container orchestration and observability. Strong unit / integration testing discipline; Git & trunk‑based workflows. Bias for metrics‑driven decisions and rapid experimentation. Outcome-focused approach that prioritizes solving real business problems over following rigid processes. Excellent written & verbal communication with non‑technical stakeholders. Why Join Us? Own green-field products that directly cut costs and boost revenue. Work in a lean, cross-functional squad with minimal bureaucracy or office politics—focus purely on shipping the best solution with the right tech. Have your voice matter. Your ideas and feedback directly influence product direction, while you gain ample room for professional growth. Be part of transforming RCM operations into a tech-enabled, highly scalable offering that sets the gold standard in the industry. Experience: 3-6 Years Location: Trivandrum (Onsite) Notice period - Immediate 30 days Show more Show less

We are seeking a highly experienced MERN Stack Developer with a decade of hands-on experience in designing and developing scalable web applications. The ideal candidate should have expertise in MongoDB, Express.js, React.js, and Node.js, along with a working knowledge of basic DevOps practices such as CI/CD pipelines, containerization, and cloud deployment. Key Responsibilities: Architect, design, and develop full-stack web applications using the MERN stack. Collaborate with Client, Product Managers, UI/UX designers, and other developers to deliver high-quality software solutions. Write clean, maintainable, and efficient code with proper unit and integration tests. Optimize applications for performance, scalability, and security. Troubleshoot, debug, and upgrade existing applications. Participate in code reviews and mentor junior developers. Implement and manage basic DevOps processes including: o Version control using Git/GitHub/GitLab o CI/CD setup (e.g., GitHub Actions, Jenkins, GitLab CI) o Basic Docker usage and container orchestration understanding o Deployment on cloud services (AWS, Azure, or GCP basic level) Work with NoSQL (MongoDB) and manage database schema and performance. Required Skills: Strong hands-on experience with the MERN stack: o MongoDB (including aggregation, indexing, performance tuning) o Express.js o React.js (including hooks, Redux, component lifecycle) o Node.js (including async programming, REST APIs, WebSockets) Strong JavaScript and ES6+ skills Solid understanding of RESTful APIs and Microservices architecture Experience in integrating third-party APIs and services Familiarity with testing frameworks like Jest, Mocha, or Cypress Version control using Git (GitHub/GitLab/Bitbucket) DevOps Exposure (Basic Knowledge): CI/CD pipelines: GitHub Actions, GitLab CI, or Jenkins Containerization: Basic Docker usage (Dockerfiles, docker-compose) Understanding of cloud services (e.g., AWS EC2/S3/Lambda or GCP equivalents) Basic shell scripting and Linux server management Exposure to monitoring tools (e.g., Prometheus, Grafana) preferred but not mandatory Show more Show less

About Zixflow Zixflow is a powerful, all-in-one customer engagement platform that enables businesses to connect with their audience through seamless communication channels like WhatsApp, SMS, Email, and more. With a strong focus on performance, scalability, and user experience, we empower brands to automate workflows, manage campaigns, and drive growth effortlessly. At Zixflow, innovation, speed, and simplicity are at the core of everything we build. About the Role We're looking for a passionate and skilled Full Stack Developer to join our team and play a key role in building scalable, high-performance web applications. The ideal candidate will have solid experience in Node.js for backend development and React.js for frontend development. You should be comfortable working across the full stack and collaborating with cross-functional teams to deliver impactful features. What We’re Looking For You’re someone who loves solving real-world problems with clean code. You thrive in fast-paced environments, enjoy owning features end-to-end, and aren't afraid to take initiative. You’re curious, collaborative, and committed to building products that scale and delight users. If you're the kind of developer who constantly seeks to improve and values feedback, you're exactly who we want on our team. Why Join Zixflow Impactful Work : Build real products that help businesses grow and connect with their customers. Growth Opportunities : We're a fast-growing startup—your growth here will be limited only by your ambition. Modern Stack : Work with the latest tools and frameworks in a tech-forward environment. Collaborative Culture : Join a passionate and talented team where your voice matters. Ownership : Take full responsibility for your work and shape the future of our platform. Responsibilities Design, develop, and maintain scalable web applications using React.js and Node.js Build RESTful APIs and integrate them with frontend applications Write clean, maintainable, and efficient code Optimize applications for maximum performance and scalability Collaborate with UI/UX designers , product managers , and other developers Participate in code reviews and provide constructive feedback Write unit , integration , and end-to-end tests Troubleshoot and debug applications Stay updated with industry trends and emerging technologies Requirements 3+ years of professional experience in full stack development Strong proficiency in Node.js , Express.js , and related backend frameworks Solid experience with React.js , including hooks, state management, and component lifecycle Familiarity with modern frontend tools ( Webpack , Babel , etc.) Strong understanding of JavaScript , TypeScript (preferred), HTML , and CSS Experience working with databases like MongoDB , PostgreSQL , or MySQL Knowledge of RESTful APIs and WebSockets Familiarity with Git , CI/CD pipelines , and Agile methodologies Excellent problem-solving skills and attention to detail Good communication skills and ability to work in a team environment Job Type: Full-time Pay: ₹400,000.00 - ₹700,000.00 per year Schedule: Day shift Monday to Friday Application Question(s): What types of databases have you worked with? Which frontend tools/libraries are you comfortable with? How many years of experience do you have working with React.js How many years of professional experience do you have working with Node.js Experience: Full-stack development: 3 years (Required) Location: HSR Layout, Bengaluru, Karnataka (Preferred) Work Location: In person Expected Start Date: 02/06/2025

Job Description Job Details Company: VConnecTech Systems Department: Systems Employee Type: Regular Employee Designation: Wi-Fi Developer Location: Hyderabad, Telangana, India Experience Required: 2 - 10 Years Job Summary Job Description Title/Position: Wi-Fi Developer Education: Bachelor's Degree / Diploma in Electronics Key Responsibilities Design and develop Wi-Fi drivers, firmware, and software components for embedded systems and wireless products. Implement new features and enhancements to existing Wi-Fi solutions, adhering to the latest Wi-Fi standards (802.11ax/Wi-Fi 6, 802.11be/Wi-Fi 7). Optimize Wi-Fi performance, throughput, power consumption, and coexistence with other wireless technologies. Develop and integrate Wi-Fi security protocols (WPA2, WPA3), authentication mechanisms, and encryption algorithms. Implement Wi-Fi mobility and roaming features, including fast transition and seamless handover between access points. Contribute to the development of Wi-Fi link layer protocols, such as frame aggregation, block acknowledgment, and power-save mechanisms. Collaborate with cross-functional teams (hardware, RF, software) to ensure seamless integration and end-to-end functionality. Perform code reviews, unit testing, and system-level validation of Wi-Fi implementations. Troubleshoot and resolve Wi-Fi-related issues, analyzing packet captures and debugging complex wireless scenarios. Stay up-to-date with emerging Wi-Fi technologies, standards, and industry trends, contributing to future roadmaps. Solid understanding of Wi-Fi protocols, IEEE 802.11 standards, and wireless networking concepts. Proficient in C/C++ programming languages and embedded systems development. Experience with Wi-Fi driver development, firmware programming, and wireless stack integration. Knowledge of real-time operating systems (RTOS), kernel modules, and low-level programming. Familiarity with wireless testing tools, packet analyzers, and debugging techniques. Strong problem-solving and analytical skills for complex wireless issues. Excellent communication and collaboration abilities within cross-functional teams. Bachelor's or Master's degree in Computer Science, Electrical Engineering, or a related field. Hands-on experience with Wi-Fi chipset vendors (e.g., Qualcomm, Broadcom, Intel, MediaTek). Familiarity with Wi-Fi security protocols (WPA2, WPA3), roaming, and mobility management. Understanding of RF principles, antenna design, and wireless propagation characteristics. Experience with wireless testing methodologies, tools, and certifications (e.g., Wi-Fi Alliance). Knowledge of emerging wireless technologies (Wi-Fi 7, 6GHz band, MIMO, beamforming). Contributions to open-source Wi-Fi projects or industry standards bodies. Experience with other wireless networking protocols (Bluetooth, Zigbee, LoRa, etc.). Familiarity with network layer protocols (IPv4, IPv6, DHCP, ARP) and transport layer protocols (TCP, UDP). Knowledge of upper-layer protocols and applications (HTTP, MQTT, CoAP, WebSockets).

Job Title : Senior/Lead Frontend Developer : Chennai (Work From Office, yes, we love seeing your face!) Experience : 5+ years About The Company F22 Labs is a startup software studio based out of Chennai. We are the rocket fuel for other startups across the world, powering them with extremely high-quality software. We help entrepreneurs build their vision into beautiful software products (web/mobile). If you're passionate about creating stunning web experiences and solving real problems, you'll fit right in with us. Let's make cool things happen! Position Overview As a Lead Frontend Developer at F22 Labs, you will take charge of designing, building, and maintaining scalable web applications using React, Next.js, and Typescript. You will lead a talented team of frontend developers while working alongside product and backend teams to deliver innovative solutions. You'll ensure that we adhere to best practices in UI design, performance optimization, and code quality. Your leadership will help us shape the future of our web products, while continuously improving the user experience and pushing the boundaries of what's possible. Key Responsibilities Lead and mentor a team of frontend developers, providing technical guidance, reviewing code, and ensuring the team follows best practices. Architect and design scalable, high-performance web applications using ReactJS, NextJS, and Typescript. Drive the development process with a focus on performance, optimization, and maintainability. Implement and manage CI/CD pipelines using GitHub Actions to streamline the development lifecycle. Oversee the integration of GraphQL to ensure smooth data management between the frontend and backend. Create high-quality, responsive UI/UX using Tailwind CSS, delivering exceptional user experiences. Ensure that the team follows best practices for testing (Jest, Vitest, Cypress) and continuously improve our test coverage. Take ownership of state management using tools like Redux or Zustand, ensuring consistency and performance across the app. Optimize web performance by implementing best practices, improving load times, and enhancing the overall user experience. Guide the team in implementing SEO best practices to ensure applications are discoverable and performant. Collaborate closely with product managers and backend teams to deliver features that meet both technical and user requirements. Troubleshoot, debug, and resolve UI/UX issues quickly and effectively. Foster a culture of continuous improvement, encouraging innovation and ensuring the team remains at the forefront of frontend technologies. Qualifications And Requirements 5+ years of experience working with ReactJS, NextJS, and Typescript, with a proven track record of leading frontend projects. Strong understanding of DOM manipulation and best practices for building interactive, dynamic user interfaces. Expertise with module bundlers such as Webpack or Vite for optimizing the build process. Experience with CI/CD pipelines and GitHub Actions for automating deployment processes. Extensive experience working with GraphQL and integrating it into frontend applications. Expertise in Tailwind CSS for building responsive and visually appealing web applications. Solid experience in unit testing (Jest, Vitest) and end-to-end testing (Cypress). Advanced experience with state management frameworks like Redux or Zustand. Deep knowledge of performance optimization techniques and how to apply them in real-world scenarios. Strong understanding of SEO principles and implementing them in frontend projects. Proven leadership and mentorship skills, with the ability to guide teams and foster growth. Excellent communication skills to effectively collaborate with cross-functional teams. Good to Have Skills (Extra Cool Points!) : Familiarity with Websockets for real-time communication. Experience with WebRTC for building real-time video/audio applications. Familiarity with Framer Motion for creating animations in React. Experience with Docker and Kubernetes for containerization and orchestrating deployment processes. Why Join Us (Perks & Benefits) Health insurance (because we want you at your best, inside and out). Flexible work timings (get your work done, but do it your way). Better-than-market compensation (we know you're worth it!). A supercharged learning culture-grow your skills fast. Rapid career growth opportunities-move up faster than a rocket in the sky. Work with interesting, fun, and quirky colleagues who make every day feel like an adventure. Learn from the best in the industry (and maybe teach us something cool too). Selection Process Online Assessment 2 rounds of interviews (no need to stress, we're all about getting to know you). (ref:hirist.tech) Show more Show less

🚨 We are Hiring 🚨 https://grhombustech.com/jobs/job-description-senior-test-automation-lead-playwright-ai-ml-focus/ Job Description Job Title: Senior Test Automation Lead – Playwright (AI/ML Focus) Location: Hyderabad Job Type: Full-Time Company Overview: GRhombus Technologies Pvt Ltd, a pioneer in Software Solutions – Especially on Test Automation, Cyber Security, Full Stack Development, DevOps, Salesforce, Performance Testing and Manual Testing. GRhombus delivery centres are located in India at Hyderabad, Chennai, Bengaluru and Pune. In the Middle East, we are located in Dubai. Our partner offices are located in the USA and the Netherlands. About the Role: We are seeking a passionate and technically skilled Senior Test Automation Lead with deep experience in Playwright-based frameworks and a solid understanding of AI/ML-driven applications. In this role, you will lead the automation strategy and quality engineering practices for next-generation AI products that integrate large-scale machine learning models, data pipelines, and dynamic, intelligent UIs. You will define, architect, and implement scalable automation solutions across AI-enhanced features such as recommendation engines, conversational UIs, real-time analytics, and predictive workflows, ensuring both functional correctness and intelligent behavior consistency. Key Responsibilities: Test Automation Framework Design & Implementation Design and implement robust, modular, and extensible Playwright automation frameworks using TypeScript/JavaScript. Define automation design patterns and utilities that can handle complex AI-driven UI behaviors (e.g., dynamic content, personalization, chat interfaces). Implement abstraction layers for easy test data handling, reusable components, and multi-browser/platform execution. AI/ML-Specific Testing Strategy Partner with Data Scientists and ML Engineers to understand model behaviors, inference workflows, and output formats. Develop strategies for testing non-deterministic model outputs (e.g., chat responses, classification labels) using tolerance ranges, confidence intervals, or golden datasets. Design tests to validate ML integration points: REST/gRPC API calls, feature flags, model versioning, and output accuracy. Include bias, fairness, and edge-case validations in test suites where applicable (e.g., fairness in recommendation engines or NLP sentiment analysis). End-to-End Test Coverage Lead the implementation of end-to-end automation for: Web interfaces (React, Angular, or other SPA frameworks) Backend services (REST, GraphQL, WebSockets) ML model integration endpoints (real-time inference APIs, batch pipelines) Build test utilities for mocking, stubbing, and simulating AI inputs and datasets. CI/CD & Tooling Integration Integrate automation suites into CI/CD pipelines using GitHub Actions, Jenkins, GitLab CI, or similar. Configure parallel execution, containerized test environments (e.g., Docker), and test artifact management. Establish real-time dashboards and historical reporting using tools like Allure, ReportPortal, TestRail, or custom Grafana integrations. Quality Engineering & Leadership Define KPIs and QA metrics for AI/ML product quality: functional accuracy, model regression rates, test coverage %, time-to-feedback, etc. Lead and mentor a team of automation and QA engineers across multiple projects. Act as the Quality Champion across the AI platform by influencing engineering, product, and data science teams on quality ownership and testing best practices. Agile & Cross-Functional Collaboration Work in Agile/Scrum teams; participate in backlog grooming, sprint planning, and retrospectives. Collaborate across disciplines: Frontend, Backend, DevOps, MLOps, and Product Management to ensure complete testability. Review feature specs, AI/ML model update notes, and data schemas for impact analysis. Required Skills and Qualifications: Technical Skills: Strong hands-on expertise with Playwright (TypeScript/JavaScript). Experience building custom automation frameworks and utilities from scratch. Proficiency in testing AI/ML-integrated applications: inference endpoints, personalization engines, chatbots, or predictive dashboards. Solid knowledge of HTTP protocols, API testing (Postman, Supertest, RestAssured). Familiarity with MLOps and model lifecycle management (e.g., via MLflow, SageMaker, Vertex AI). Experience in testing data pipelines (ETL, streaming, batch), synthetic data generation, and test data versioning. Domain Knowledge: Exposure to NLP, CV, recommendation engines, time-series forecasting, or tabular ML models. Understanding of key ML metrics (precision, recall, F1-score, AUC), model drift, and concept drift. Knowledge of bias/fairness auditing, especially in UI/UX contexts where AI decisions are shown to users. Leadership & Communication: Proven experience leading QA/Automation teams (4+ engineers). Strong documentation, code review, and stakeholder communication skills. Experience collaborating in Agile/SAFe environments with cross-functional teams. Preferred Qualifications: Experience with AI Explainability frameworks like LIME, SHAP, or What-If Tool. Familiarity with Test Data Management platforms (e.g., Tonic.ai, Delphix) for ML training/inference data. Background in performance and load testing for AI systems using tools like Locust, JMeter, or k6. Experience with GraphQL, Kafka, or event-driven architecture testing. QA Certifications (ISTQB, Certified Selenium Engineer) or cloud certifications (AWS, GCP, Azure). Education: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related technical discipline. Bonus for certifications or formal training in Machine Learning, Data Science, or MLOps. Why Join Us? At GRhombus, we are redefining quality assurance and software testing with cutting-edge methodologies and a commitment to innovation. As a test automation lead, you will play a pivotal role in shaping the future of automated testing, optimizing frameworks, and driving efficiency across our engineering ecosystem. Be part of a workplace that values experimentation, learning, and professional growth. Contribute to an organisation where your ideas drive innovation and make a tangible impact. Show more Show less

5+ years of experience in Java development, with proficiency in Java 8+. Strong experience with Spring Boot, Spring Cloud, and other modern Java frameworks. Experience with Camunda BPM or similar business process management tools and process automation frameworks. Proficiency in developing and consuming RESTful APIs. Experience in integrating backend systems with UI React platforms and knowledge of frontend-backend communication (e.g., using REST APIs, WebSockets, etc.). Strong understanding of microservices architecture, cloud-based applications, and containerized environments (Docker, Kubernetes). Experience with SQL and NoSQL databases, including database design and query optimization. Familiarity with Agile development methodologies, version control systems (Git), and CI/CD pipelines. Excellent problem-solving and debugging skills, with a focus on performance and scalability. Strong communication and collaboration skills, with the ability to work effectively in a team and mentor junior developers. Show more Show less

- Design, develop, and maintain high-performance, reliable, and secure backend services using NodeJS & Typescript - Must have knowledge about Microservices architecture and should have demonstrated experience in the same - Must have knowledge about RestAPIs, Protobuf, gRPC, Server Sent Events, WebSockets, GraphQL (Any 3 is fine) - Must have knowledge about Docker and containerisation in general - Must have working knowledge of at least 1 message broker (Apache Kafka, RabbitMQ, Amazon SQS etc) - Must have knowledge of integrating auditing and monitoring dashboards within services for health checks and logging (Prometheus, Grafana etc) - Must have working knowledge about at least 1 SQL database (MySQL, Postgres, MSSQL etc), 1 NoSQL database (MongoDB, Document DB etc) and 1 in-memory database (Redis) - Must have demonstrated experience in implementing integration and unit tests - Should have decent working knowledge of AWS and it's services - Develop APIs to integrate with other services and systems - Work closely with frontend developers to ensure a seamless user experience - Monitor performance of backend services and troubleshoot any issues that arise - Implement best practices for security and scalability of the backend services - Collaborate with other teams to ensure successful delivery of projects

Job Title : Lead Frontend Developer (ReactJS/NextJS/Typescript) Location : Chennai (Work From Office, yes, we love seeing your face!) Experience : 5+ years About The Company F22 Labs is a startup software studio based out of Chennai. We are the rocket fuel for other startups across the world, powering them with extremely high-quality software. We help entrepreneurs build their vision into beautiful software products (web/mobile). If you're passionate about creating stunning web experiences and solving real problems, you’ll fit right in with us. Let’s make cool things happen! Position Overview As a Lead Frontend Developer at F22 Labs, you will take charge of designing, building, and maintaining scalable web applications using React, Next.js, and Typescript. You will lead a talented team of frontend developers while working alongside product and backend teams to deliver innovative solutions. You’ll ensure that we adhere to best practices in UI design, performance optimization, and code quality. Your leadership will help us shape the future of our web products, while continuously improving the user experience and pushing the boundaries of what’s possible. Key Responsibilities Lead and mentor a team of frontend developers, providing technical guidance, reviewing code, and ensuring the team follows best practices. Architect and design scalable, high-performance web applications using ReactJS, NextJS, and Typescript. Drive the development process with a focus on performance, optimization, and maintainability. Implement and manage CI/CD pipelines using GitHub Actions to streamline the development lifecycle. Oversee the integration of GraphQL to ensure smooth data management between the frontend and backend. Create high-quality, responsive UI/UX using Tailwind CSS, delivering exceptional user experiences. Ensure that the team follows best practices for testing (Jest, Vitest, Cypress) and continuously improve our test coverage. Take ownership of state management using tools like Redux or Zustand, ensuring consistency and performance across the app. Optimize web performance by implementing best practices, improving load times, and enhancing the overall user experience. Guide the team in implementing SEO best practices to ensure applications are discoverable and performant. Collaborate closely with product managers and backend teams to deliver features that meet both technical and user requirements. Troubleshoot, debug, and resolve UI/UX issues quickly and effectively. Foster a culture of continuous improvement, encouraging innovation and ensuring the team remains at the forefront of frontend technologies. Qualifications And Requirements 5+ years of experience working with ReactJS, NextJS, and Typescript, with a proven track record of leading frontend projects. Strong understanding of DOM manipulation and best practices for building interactive, dynamic user interfaces. Expertise with module bundlers such as Webpack or Vite for optimizing the build process. Experience with CI/CD pipelines and GitHub Actions for automating deployment processes. Extensive experience working with GraphQL and integrating it into frontend applications. Expertise in Tailwind CSS for building responsive and visually appealing web applications. Solid experience in unit testing (Jest, Vitest) and end-to-end testing (Cypress). Advanced experience with state management frameworks like Redux or Zustand. Deep knowledge of performance optimization techniques and how to apply them in real-world scenarios. Strong understanding of SEO principles and implementing them in frontend projects. Proven leadership and mentorship skills, with the ability to guide teams and foster growth. Excellent communication skills to effectively collaborate with cross-functional teams. Good to Have Skills (Extra Cool Points!): Familiarity with Websockets for real-time communication. Experience with WebRTC for building real-time video/audio applications. Familiarity with Framer Motion for creating animations in React. Experience with Docker and Kubernetes for containerization and orchestrating deployment processes. Why Join Us (Perks & Benefits) Health insurance (because we want you at your best, inside and out). Flexible work timings (get your work done, but do it your way). Better-than-market compensation (we know you’re worth it!). A supercharged learning culture—grow your skills fast. Rapid career growth opportunities—move up faster than a rocket in the sky. Work with interesting, fun, and quirky colleagues who make every day feel like an adventure. Learn from the best in the industry (and maybe teach us something cool too). Selection Process Online Assessment 1-2 rounds of interviews (no need to stress, we’re all about getting to know you). Skills:- React.js, NextJs (Next.js), TypeScript, Amazon Web Services (AWS), CI/CD and Search Engine Optimization (SEO) Show more Show less

NodeJs (3+ years) : - Design, develop, and maintain high performance, reliable, and secure backend services using NodeJS & Typescript. - Must have experience with Microservices architecture and should have demonstrated experience in the same. - Must have knowledge about RestAPIs, Protobuf, gRPC, Server Sent Events, WebSockets, GraphQL (Any 3 is fine). - Must have knowledge about Docker and containerisation in general. - Must have working knowledge of at least 1 message broker (Apache Kafka, RabbitMQ, Amazon SQS etc). - Must have knowledge of integrating auditing and monitoring dashboards within services for health checks and logging (Prometheus, Grafana etc). - Must have working knowledge about at least 1 SQL database (MySQL, Postgres, MSSQL etc), 1 NoSQL database (MongoDB, Document DB etc) and 1 in-memory database (Redis). - Must have demonstrated experience in implementing integration and unit tests. - Should have decent working knowledge of AWS and it's services. - Develop APIs to integrate with other services and systems. - Work closely with frontend developers to ensure a seamless user experience. - Monitor performance of backend services and troubleshoot any issues that arise. - Implement best practices for security and scalability of the backend services. - Collaborate with other teams to ensure successful delivery of projects.