1266 Express.Js Jobs

Location: Chennai/Remote | Job Type: Full-time Position Overview: As a Senior Backend Developer, you will play a pivotal role in the design, development, and optimization of our web-based applications. Your primary responsibilities will include building scalable server-side logic, ensuring high performance, and integrating front-end elements developed by co-workers. You will leverage your expertise in Node.js, Django, PostgreSQL, MongoDB, AWS, and DevOps practices to deliver robust and efficient backend solutions that align with our business Objectives. Key Responsibilities: - Design and implement scalable server-side application logic using Node.js and Django. - Integrate user-facing elements developed by front-end developers with server-side logic. - Develop and maintain databases using MongoDB and PostgreSQL, ensuring performance and responsiveness. - Implement security and data protection best practices. - Design and implement data storage and retrieval strategies. - Collaborate with front-end developers and other team members to define objectives and develop cohesive code. - Develop RESTful APIs for mobile and web clients. - Optimize performance, usability, scalability, and automation of backend systems. - Manage hosting environments and perform database administration. - Implement CI/CD pipelines, containerization (e.g., Docker), and manage cloud deployment. - Ensure seamless integration and scalability using AWS services. - Follow backend development best practices in software engineering and DevOps. Qualifications: - Bachelor's degree in Computer Science, Information Technology, or equivalent experience. - 4+ years of experience in backend development with strong expertise in server-side technologies. - Proficiency in Node.js, Express.js, and Django. - Hands-on experience with MongoDB, PostgreSQL, and cloud environments like AWS. - Strong understanding of DevOps tools and practices, including CI/CD, Docker, and cloud-based deployment. - Familiarity with front-end technologies like HTML, CSS, and JavaScript for seamless integration. - Solid understanding of code versioning tools such as Git. - Experience in building and consuming RESTful APIs. - Ability to write clean, maintainable, and scalable code. - Excellent problem-solving, communication, and teamwork skills. - Ability to work independently and manage tasks under pressure. Please reach out to us through hr@feniceenergy.com Show more Show less

Location: Chennai/Remote | Job Type: Full-time Position Overview: As a Senior Backend Developer, you will play a pivotal role in the design, development, and optimization of our web-based applications. Your primary responsibilities will include building scalable server-side logic, ensuring high performance, and integrating front-end elements developed by co-workers. You will leverage your expertise in Node.js, Django, PostgreSQL, MongoDB, AWS, and DevOps practices to deliver robust and efficient backend solutions that align with our business Objectives. Key Responsibilities: - Design and implement scalable server-side application logic using Node.js and Django. - Integrate user-facing elements developed by front-end developers with server-side logic. - Develop and maintain databases using MongoDB and PostgreSQL, ensuring performance and responsiveness. - Implement security and data protection best practices. - Design and implement data storage and retrieval strategies. - Collaborate with front-end developers and other team members to define objectives and develop cohesive code. - Develop RESTful APIs for mobile and web clients. - Optimize performance, usability, scalability, and automation of backend systems. - Manage hosting environments and perform database administration. - Implement CI/CD pipelines, containerization (e.g., Docker), and manage cloud deployment. - Ensure seamless integration and scalability using AWS services. - Follow backend development best practices in software engineering and DevOps. Qualifications: - Bachelor's degree in Computer Science, Information Technology, or equivalent experience. - 4+ years of experience in backend development with strong expertise in server-side technologies. - Proficiency in Node.js, Express.js, and Django. - Hands-on experience with MongoDB, PostgreSQL, and cloud environments like AWS. - Strong understanding of DevOps tools and practices, including CI/CD, Docker, and cloud-based deployment. - Familiarity with front-end technologies like HTML, CSS, and JavaScript for seamless integration. - Solid understanding of code versioning tools such as Git. - Experience in building and consuming RESTful APIs. - Ability to write clean, maintainable, and scalable code. - Excellent problem-solving, communication, and teamwork skills. - Ability to work independently and manage tasks under pressure. Please reach out to us through hr@feniceenergy.com Show more Show less

Experience Required 3–6 years Job Summary: We are looking for an experienced and highly skilled Senior Full Stack Developer with a strong command of React.js and Node.js to take a leading role in building complex, scalable, and secure web applications. You’ll be expected to contribute to the architecture and development of both frontend and backend systems, mentor junior developers, and collaborate closely with product and design teams. Key Responsibilities: Lead the design, development, and deployment of full-stack applications using React.js (front-end) and Node.js (back-end). Architect robust, secure, and scalable backend systems using Express.js and modern API design principles. Experience working with microservices architecture, serverless frameworks, and distributed systems. Translate business and product requirements into high-quality technical solutions. Write high-performance, reusable, and modular code following industry best practices and coding standards. Oversee database design, manage complex queries, and optimize performance in MySQL and PostgreSQL. Familiarity with build tools like Webpack, Babel, etc., and package managers such as npm or Yarn. Develop and maintain comprehensive test coverage through unit and integration tests. Conduct code reviews, provide mentorship, and enforce clean code practices across the team. Lead troubleshooting and debugging efforts across full-stack environments. Contribute to and maintain CI/CD pipelines to ensure reliable deployment processes. Collaborate cross-functionally with Product Managers, Designers, QA, and DevOps. Ensure applications meet security, accessibility, and performance benchmarks. Advocate for and help adopt emerging technologies and AI developer tools like Cursor AI or Cline. Required Skills & Qualifications: Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field. 5–6 years of hands-on experience in full-stack development with a primary focus on React.js and Node.js or Next JS. Deep understanding of JavaScript (ES6+), HTML5, CSS3, and modern front-end development practices. Strong architectural understanding of web applications, MVC patterns, and modular design. Proficient in MySQL and PostgreSQL, including schema design, indexing, joins, and query optimization. Demonstrated experience with unit testing frameworks (Jest, Mocha, etc.) and test-driven development (TDD). Proficient in version control systems like Git and workflows such as GitFlow. Strong understanding of asynchronous programming, authentication, and authorization protocols (JWT, OAuth). Proven experience in setting up and managing CI/CD pipelines and deployment automation. Preferred Skills Experience with TypeScript in both front-end and back-end environments. Exposure to containerization tools like Docker and experience deploying to cloud platforms (AWS, GCP, Firebase). Familiarity with GraphQL, WebSockets, or event-driven systems. Hands-on experience with AI-powered dev tools (e.g., Cursor AI, Cline, GitHub Copilot). Experience mentoring junior developers and leading sprint-based teams in an Agile environment. Familiarity with monitoring, alerting, and observability tools (e.g., Sentry, New Relic, Prometheus). Exposure to performance profiling and browser-based debugging. Location - Trivandrum Work from office Salary- 6- 12 LPA Job Types: Full-time, Permanent Pay: ₹600,000.00 - ₹1,200,000.00 per year Work Location: In person

We are looking for a highly skilled MERN Stack Tech Lead with expertise in Next.js and Node.js to join our dynamic team. The ideal candidate will have a strong background in full-stack JavaScript development, excellent leadership skills, and experience managing development teams. You will be responsible for designing and developing high-performance web applications, ensuring best practices, and mentoring a team of developers. Key Responsibilities: Lead and mentor a team of MERN stack developers. Design and develop scalable, high-performance web applications using MongoDB, Express.js, React.js, and Node.js. Utilize Next.js for server-side rendering (SSR), static site generation (SSG), and performance optimization. Develop and optimize APIs using Node.js and Express.js. Ensure high-quality code by enforcing coding standards, performing code reviews, and implementing best practices. Collaborate with cross-functional teams including UI/UX designers, backend developers, and product managers. Implement and maintain security best practices, authentication mechanisms, and authorization protocols. Manage deployment processes using CI/CD pipelines and cloud services such as AWS, Azure, or Google Cloud. Troubleshoot and optimize performance issues for web applications. Stay updated with the latest industry trends, tools, and technologies. Required Skills & Qualifications: 5+ years of hands-on experience in MERN Stack development. Strong proficiency in Next.js and Node.js. Experience with TypeScript is a plus. Strong knowledge of RESTful APIs and GraphQL. Proficiency in database design and management using MongoDB. Hands-on experience with state management libraries (e.g., Redux, Context API, Recoil). Strong understanding of server-side rendering (SSR) and static site generation (SSG) with Next.js. Experience with Docker, Kubernetes, and cloud platforms is a plus. Ability to write clean, maintainable, and efficient code. Excellent problem-solving and debugging skills. Strong leadership and team management abilities. At Least manage 5 members in a team. Excellent communication and collaboration skills Show more Show less

About the role: We are seeking a dynamic MERN Stack Developer with expertise in MongoDB, Express.js, React, and NodeJS. The successful candidate will join a team dedicated to developing scalable products that reach a wide audience. Additional knowledge in React, Python, and server management will be instrumental to the role. What You Need for this Position: Bachelor’s degree in Computer Science, Information Technology, or equivalent. 1-3 years of professional experience as a MERN Stack Developer. Deep understanding of React and Angular, able to handle complex frontend development tasks. Proficient in JavaScript and familiar with ES6 and later versions. Solid experience with Node.js and Express.js for server-side logic. Knowledge of MongoDB and other NoSQL database systems. Good grasp of HTML, CSS, and other core web technologies. Strong problem-solving skills and the ability to work in a fast-paced, dynamic team environment. Excellent communication skills. What You Will Be Doing: Build and maintain robust web applications using the MERN stack, with an emphasis on React for frontend development and additional proficiency in Angular. Implement new features and enhance existing functionalities using both React and Angular frameworks, ensuring a responsive and intuitive user interface. Develop RESTful APIs and backend services using Node.js and Express.js, ensuring seamless data integration and backend logic functionality. Manage MongoDB databases with a focus on performance, scalability, and data security. Optimize application code for efficiency and speed, ensuring all security protocols are strictly followed to protect sensitive data. Work closely with team members, including UX/UI designers and project managers, to ensure requirements are met and projects are delivered on schedule. Support the QA team in testing and debugging applications, addressing any technical issues promptly. Top Reasons to Work with Us: Join a fast-paced team of like-minded individuals who share the same passion as you with whom you'll tackle new challenges every day. Work alongside an exceptionally talented and intellectual team, gaining exposure to new concepts and technologies. Enjoy a friendly and high-growth work environment that fosters learning and development. Competitive compensation package based on experience and skill. Job Type: Full-time Pay: ₹200,000.00 - ₹600,000.00 per year Benefits: Provident Fund Schedule: Day shift Supplemental Pay: Performance bonus Ability to commute/relocate: Mohali district, Punjab: Reliably commute or planning to relocate before starting work (Required) Experience: MERN: 1 year (Required) Work Location: In person

About the role: We are seeking a dynamic MERN Stack Developer with expertise in MongoDB, Express.js, React, and NodeJS. The successful candidate will join a team dedicated to developing scalable products that reach a wide audience. Additional knowledge in React, Python, and server management will be instrumental to the role. What You Need for this Position: ● Bachelor’s degree in Computer Science, Information Technology, or equivalent. ● 1-3 years of professional experience as a MERN Stack Developer. ● Deep understanding of React and Angular, able to handle complex frontend development tasks. ● Proficient in JavaScript and familiar with ES6 and later versions. ● Solid experience with Node.js and Express.js for server-side logic. ● Knowledge of MongoDB and other NoSQL database systems. ● Good grasp of HTML, CSS, and other core web technologies. ● Strong problem-solving skills and the ability to work in a fast-paced, dynamic team environment. ● Excellent communication skills. What You Will Be Doing: ● Build and maintain robust web applications using the MERN stack, with an emphasis on React for frontend development and additional proficiency in Angular. ● Implement new features and enhance existing functionalities using both React and Angular frameworks, ensuring a responsive and intuitive user interface. ● Develop RESTful APIs and backend services using Node.js and Express.js, ensuring seamless data integration and backend logic functionality. ● Manage MongoDB databases with a focus on performance, scalability, and data security. ● Optimize application code for efficiency and speed, ensuring all security protocols are strictly followed to protect sensitive data. ● Work closely with team members, including UX/UI designers and project managers, to ensure requirements are met and projects are delivered on schedule. ● Support the QA team in testing and debugging applications, addressing any technical issues promptly. Top Reasons to Work with Us: ● Join a fast-paced team of like-minded individuals who share the same passion as you with whom you'll tackle new challenges every day. ● Work alongside an exceptionally talented and intellectual team, gaining exposure to new concepts and technologies. ● Enjoy a friendly and high-growth work environment that fosters learning and development. ● Competitive compensation package based on experience and skill. Job Type: Full-time Pay: ₹300,000.00 - ₹900,000.00 per year Benefits: Health insurance Provident Fund Schedule: Day shift Fixed shift Ability to commute/relocate: Mohali, Punjab: Reliably commute or planning to relocate before starting work (Required) Experience: React: 3 years (Required) Work Location: In person

Job Title: Full Stack Engineer Location: Ahmedabad, Gujarat About Us: We specialize in providing scalable, high-performance IT and software development services. Our expertise covers various industries, delivering tailored solutions for mid-market and enterprise clients. With a proven track record in ideating, building, and scaling SaaS products and IT systems, including advanced ERP solutions, we help businesses achieve operational excellence and accelerated growth. Position Overview: We are seeking an experienced and passionate Full Stack Engineer with over 5+ years of hands-on experience in building scalable web applications using React.js on the frontend and Node.js on the backend. The ideal candidate will be responsible for end-to-end development, contributing to both architectural decisions and code implementation in a fast-paced, agile environment. Key Responsibilities: Design, develop, and maintain scalable web applications using React.js and Node.js. Collaborate with UI/UX designers, product managers, and other developers to deliver high-quality features. Implement RESTful APIs and integrate third-party services. Write clean, maintainable, and testable code for both front-end and back-end components. Conduct code reviews, optimize application performance, and ensure code quality standards. Participate in the full software development lifecycle, including planning, development, testing, deployment, and maintenance. Troubleshoot and debug complex technical issues across the stack. Keep up-to-date with emerging technologies and frameworks. Technical Requirements: Strong proficiency in JavaScript (ES6+) and TypeScript. In-depth knowledge of React.js (hooks, context API, component lifecycle, etc.). Experience with Node.js and Express.js for server-side development. Proficient with database technologies such as MongoDB, PostgreSQL, or MySQL. Experience with RESTful API design and implementation. Familiarity with version control tools like Git. Understanding of CI/CD pipelines and cloud services (AWS, Azure, or GCP). Knowledge of unit, integration, and end-to-end testing (Jest, Mocha, Cypress, etc.). Familiarity with containerization tools like Docker. Required Qualifications: Bachelor’s degree in Computer Science, Engineering, or a related field. 5+ years of professional experience as a Full Stack Developer. Proven track record of delivering web applications using React.js and Node.js. Strong problem-solving skills and ability to work independently or in a team. Experience with state management tools like Redux, MobX, or Context API Benefits: Competitive Salary Fun, inclusive, and vibrant company culture Five-day workweek Professional development opportunities Opportunity to be part of a rapidly growing company Job Type: Full-time Pay: ₹1,200,000.00 - ₹1,400,000.00 per year Schedule: Day shift Monday to Friday Ability to commute/relocate: Ahmedabad, Gujarat: Reliably commute or planning to relocate before starting work (Required) Application Question(s): Relevant Experience Current CTC Expected CTC Notice Peiod Work Location: In person

Job Title: Python Engineer Location: Ahmedabad, Gujarat About Us We craft scalable, high-performance software solutions that help businesses transform digitally and grow sustainably. Our proven expertise spans across SaaS product development, ERP systems, and custom IT services for mid-market to enterprise clients. We are dedicated to solving complex problems through smart engineering and a collaborative approach. Position Overview We are looking for an experienced Backend Engineer with 3–5+ years of professional experience in building robust backend systems using Node.js, Express.js, and Python. The ideal candidate should have a strong grasp of API architecture, microservices, and database design, and be excited to work in a fast-paced, agile environment. Key Responsibilities Design, develop, and maintain robust backend services with clean, efficient, and scalable code. Deploy and manage backend applications in cloud environments like AWS, Azure, or Google Cloud Platform, ensuring cost-effective, secure, and scalable deployments. Containerize applications using Docker, with a focus on creating reusable, environment-agnostic images to enhance development and production workflows. Set up and manage CI/CD pipelines to enable automated, consistent deployments across environments. Orchestrate microservices using Kubernetes, ensuring high availability, auto-scaling, and resilient deployments. Collaborate closely with frontend developers, DevOps engineers, and product managers to deliver high-quality solutions. Follow best practices for backend development, cloud security, observability, and performance optimization. Required Qualifications Bachelor's degree in computer science, Engineering, or a related field. 3–5+ years of professional experience in backend development. Hands-on experience with major cloud platforms such as AWS, Azure, or GCP, including deploying and managing backend services in scalable, secure, and cost-effective cloud environments. Strong expertise in Docker and containerizing backend applications, with a focus on creating efficient, reusable, and environment-agnostic container images to streamline development and deployment workflows. Proficient in implementing CI/CD pipelines and orchestrating services using Kubernetes (K8s), ensuring smooth, automated deployments, high availability, and seamless scalability of backend services across environments. Benefits Competitive Salary Vibrant, inclusive company culture Five-day workweek Ongoing learning and growth opportunities Be part of a fast-scaling tech company Job Type: Full-time Pay: ₹800,000.00 - ₹900,000.00 per year Location Type: In-person Schedule: Day shift Monday to Friday Ability to commute/relocate: Ahmedabad, Gujarat: Reliably commute or planning to relocate before starting work (Required) Application Question(s): Relevant Experience Current CTC Expected CTC Notice Peiod Work Location: In person

Job Description: We are looking for a MERN Stack Developer with 2–3 years of experience to join our development team. The ideal candidate should have strong expertise in the MERN stack and experience in deploying and hosting applications. Key Requirements: Proficiency in JavaScript (ES6+), MongoDB, Express.js, React.js, and Node.js Experience in deploying and hosting MERN applications Familiarity with Git and version control tools Solid understanding of RESTful APIs Strong problem-solving and debugging skills Nice to Have: Experience with Redux or TypeScript Familiarity with basic frontend design principles Job Type: Full-time Pay: ₹15,180.51 - ₹22,780.00 per month Work Location: In person

About Paisabazaar: Paisabazaar.com is India's largest online marketplace for lending products. We aim to simplify personal finance decisions for millions of Indians by providing transparent and accessible information, along with a wide range of financial products. We are a dynamic and fast-paced organization, constantly innovating to enhance our platform and provide the best user experience. Role Overview: We are looking for a skilled and passionate Backend Developer with 2-5 years of experience in Node.js and Express.js to join our growing technology team. You will be responsible for designing, developing, and maintaining robust and scalable backend services that power our platform. You will work closely with other developers, product managers, and QA engineers to deliver high-quality software that meets our business needs. Responsibilities: ● Design and Development: ○ Develop efficient, scalable, and maintainable backend APIs using Node.js. ○ Design and implement database schemas and interactions with various databases (e.g., MySQL, PostgreSQL, MongoDB). ○ Write clean, well-documented, and testable code. ○ Implement and maintain RESTful APIs and microservices architecture. ● Performance and Optimization: ○ Optimize application performance and ensure high availability. ○ Identify and resolve performance bottlenecks and scalability issues. ○ Implement caching strategies and other performance enhancement techniques. ● Collaboration and Communication: ○ Collaborate with frontend developers, product managers, and QA engineers to deliver high-quality software. ○ Participate in code reviews and provide constructive feedback. ○ Communicate effectively with team members and stakeholders. ○ Work in an agile development environment. ● Testing and Deployment: ○ Write unit and integration tests to ensure code quality. ○ Participate in the deployment and monitoring of applications. ○ Troubleshoot and resolve production issues. ● Security: ○ Implement security best practices. ○ Ensure data protection. ○ Work on authentication and authorization implementations. Required Skills and Experience: ● 2-5 years of experience in backend development using Node.js. ● Experience with RESTful API design and development. ● Proficiency in working with databases (MySQL, PostgreSQL, MongoDB, or similar). ● Strong problem-solving and debugging skills. ● Excellent communication and collaboration skills. ● Understanding of microservices architecture. ● Understanding of security best practices. ● A chance to be part of a team that is revolutionizing the financial services industry in India. Show more Show less

Company Description MERN Stack Internship Opportunity for Freshers Hey everyone! We’re excited to share that we’re hiring MERN Stack Interns – a great opportunity for freshers and final-year students who are passionate about web development and want real industry exposure. If you’re interested in working with: ✅ React.js ✅ Node.js ✅ MongoDB ✅ Express.js Then this internship is for you! ⸻ What You’ll Gain: • Real-time project experience • Internship completion certificate • Letter of Recommendation (for top performers) • Mentorship from experienced developers • Opportunity to build a strong portfolio Internship Details: • Mode: Remote / Hybrid (depending on your city) • Duration: 1 to 3 months • Eligibility: Freshers, final-year students, or anyone looking to upskill in full-stack development How to Apply:👇 🏻Send your resume to whitemirrorsolution@gmail.co m Let this be the beginning of your journey into the tech world. 🚀 Show more Show less

AI Lead with React Experience (5–7 years) We’re looking for a dynamic AI Lead who brings a strong foundation in full-stack development along with hands-on AI/ML expertise. The ideal candidate will thrive in cross-functional teams and contribute to building scalable, intelligent applications. 💻 Tech Stack 🔹 Frontend: React.js, Next.js, Redux, TypeScript, Tailwind CSS 🔹 Backend: Node.js, Express.js, Python (FastAPI, Flask) 🔹 AI/ML: TensorFlow, PyTorch, OpenAI APIs, Scikit-learn, LangChain 🔹 Data & Databases: PostgreSQL, MongoDB, MySQL, Redis, Pandas, NumPy 🔹 DevOps & Tools: Docker, Kubernetes, GitHub Actions, AWS, GCP, CI/CD pipelines 🔹 Others: REST APIs, GraphQL, WebSockets, Agile/Scrum Note: This role will involve close collaboration with our Delhi office during the initial months, offering great opportunities for cross-site teamwork and alignment. Interested candidates can share their resumes at: teamhr@appfabs.in Show more Show less

Backend Developer - JD About SafeStart & YOUFactors: SafeStart is a behavioural safety consulting company addressing the common safety challenges by focusing on reducing human errors. YOUFactors is a digital platform for safety and performance, providing insights and tools to reduce human errors using neuroscience based techniques and help in building safety skills to form new habits. Responsibilities: Collaborate closely with the backend development team to design, implement, and maintain robust, scalable server-side applications. Develop APIs, web services, and server-side logic using Node.js, TypeScript, and JavaScript. Manage and optimize databases using Object-Relational Mapping (ORM) techniques like type. Collaborate with frontend developers, product managers, and designers to ensure seamless integration of backend functionality. Maintain and improve the codebase, ensuring high-quality standards and best practices. Adhere to information security policies and procedures to ensure secure development practices. Implement caching mechanisms to enhance application performance and reduce server load. Design and develop RESTful APIs following best practices for security and scalability. Troubleshoot and debug issues in a timely manner to ensure minimal downtime. Optimize application performance through code optimization, load balancing, and effective database queries. Create and maintain technical documentation for backend systems and processes. Requirements: Bachelor’s degree in Computer Science, Information Technology, or a related field (B.E/B.Tech in CSE/IT is highly preferred). 3+ years of professional experience in backend development. Strong proficiency in Node.js and server-side JavaScript/TypeScript. Experience with frameworks like Express.js. Working knowledge of React for seamless backend-frontend integration. Experience with databases such as MongoDB and MySQL. Proficiency in Object-Relational Mapping (ORM) techniques for database management. Familiarity with HTML5 and basic knowledge of frontend technologies. Experience with Continuous Integration/Continuous Deployment (CI/CD) pipelines, preferably using AWS Code Pipeline. Proficiency in Git for version control. Solid understanding of DevOps concepts and practices. Working knowledge of AWS services and cloud infrastructure. Strong problem-solving skills, attention to detail, and excellent communication abilities. Experience with implementing security measures like JWT, OAuth, and secure headers. Ability to optimize backend systems for performance, scalability, and maintainability. Knowledge of testing frameworks such as Mocha, Chai, or superfast and Jest . Experience with microservices architecture. Understanding of security best practices in backend development. Familiarity with serverless computing frameworks such as AWS Lambda. Show more Show less

Job Description: We are seeking a highly skilled Telephony Integration Developer with deep expertise in SIP (Session Initiation Protocol) and SIPREC (SIP Recording) to join our growing team. You will be responsible for designing, developing, and integrating telephony systems with a strong emphasis on VoIP communication, call recording, and SIP signaling. Responsibilities: ● Design and implement telephony integrations using SIP and SIPREC. ● Develop APIs and backend services to handle call control, call recording, and session management. ● Work with PBX systems, SIP Servers, and Media Servers for SIP call flows and media capture. ● Integrate third-party VoIP systems with internal applications and platforms. ● Analyze and troubleshoot SIP signaling and RTP media flows. ● Collaborate with cross-functional teams including DevOps, Product, and QA to deliver scalable solutions. ● Create technical documentation, diagrams, and support material. ● Ensure systems are secure, resilient, and scalable. Must-Have Skills: ● Strong experience with SIP protocol (INVITE, ACK, BYE, REGISTER, REFER OPTIONS, etc.) ● Practical experience with SIPREC for recording VoIP calls. ● Solid development skills in JavaScript (Node.js). ● Experience working with SIP Servers (e.g., FreeSWITCH, Asterisk, Kamailio, OpenSIPS). ● Hands-on knowledge of WebRTC, RTP streams, and VoIP media handling. ● Experience building and consuming RESTful APIs. ● Familiarity with call flows, SIP traces analysis (using Wireshark, sngrep, or similar). ● Strong understanding of networking basics (UDP, TCP, NAT traversal, STUN/TURN). ● Ability to troubleshoot and debug complex telephony and media issues. Good to Have Skills: ● Experience with Media Servers (e.g., Janus, Kurento, Mediasoup). ● Knowledge of Call Recording Systems architecture and compliance standards (PCI-DSS, GDPR). ● Experience with Cloud Telephony Platforms (Twilio, Genesys Cloud, Amazon Chime SDK, etc.). ● Familiarity with Session Border Controllers (SBCs). ● Prior experience with SIP trunking and carrier integrations. ● Exposure to Protocol Buffers or gRPC for real-time messaging. ● Understanding of security practices in VoIP (TLS, SRTP, SIP over WebSockets). ● Knowledge of Docker and Kubernetes for deploying SIP services at scale. ● Sound knowledge of telecom protocols like SIP/ICE/STUN/TURN/SRTP/DTLS/H323/Diameter/Radius ● Shall be thoroughly analytical and fix issues for SBC Portfolio of Products ● Shall be thorough with Linux/RTOS internals and product Architecture is preferred ● Strong Knowledge of TCP/UDP/IP and networking concepts is a must ● Knowledge of IP telephony, SIP, Call Routing Techniques of ARS, AAR on Trunk config environment ● Prior Experience on working with FreeSwitch, Kamailio & RTP Proxy, etc ● Strong understanding of Audio streaming/websockets and their application in real-time communication systems. ● In-depth knowledge of audio codecs and their impact on voice quality and bandwidth utilization. ● Experience with gRPC and Protobuf for building efficient and scalable communication interfaces. ● Extensive experience in large scale product development in Enterprise, webRTC, VoIP, VoLTE based products Base Language/Framework: ● Primary Language: JavaScript (Node.js backend) ● Frameworks/Tools: Express.js, Socket.io (for signaling if needed), Wireshark (for debugging), Sngrep. Show more Show less

Job Title: Back End Developer Trainee Location: Remote Job Type: Internship (Full-Time) Duration: 1–3 Months Stipend: ₹25,000/month Department: Software Development / Engineering Job Summary: We are looking for a highly motivated and technically driven Back End Developer Trainee to join our remote team. This internship is ideal for individuals with a strong foundation in server-side development who are eager to gain hands-on experience working on real-world applications, APIs, and databases. Key Responsibilities: Assist in building and maintaining server-side logic, APIs, and databases Write clean, scalable, and efficient code using languages such as Python, Node.js, or Java Help integrate front-end elements with server-side logic Work with databases (e.g., MySQL, PostgreSQL, MongoDB) to store and manage data Participate in testing, debugging, and performance tuning of backend systems Document code and backend processes for clarity and maintainability Qualifications: Bachelor’s degree (or final year student) in Computer Science, IT, or a related field Solid understanding of one or more backend languages (Python, Node.js, Java, etc.) Basic knowledge of RESTful API design and development Familiarity with relational and/or NoSQL databases Good problem-solving and analytical skills Ability to work independently in a remote environment Preferred Skills (Nice to Have): Experience with version control systems like Git Familiarity with frameworks (e.g., Express.js, Django, Spring Boot) Understanding of authentication, authorization, and secure coding practices Exposure to Docker, cloud platforms, or CI/CD pipelines is a plus What We Offer: Monthly stipend of ₹25,000 Remote work opportunity Mentorship and training from experienced backend engineers Involvement in real-world projects and live systems Certificate of Completion Potential for a full-time opportunity based on performance Show more Show less

About the Role: We are looking for a talented JavaScript Developer with strong MERN stack expertise to join our team at VRAutomations. Our projects span across Client Portals, Internal Tools, Marketplaces, SaaS Modules, Business Workflow Automations, API Integrations, Mobile App Development, and Website Development. In this role, you’ll work extensively on custom-coded solutions using Node.js, React.js, and SQL, while integrating multiple databases and third-party APIs. We’re a fast-growing company building modern, scalable business solutions for clients around the world. Key Responsibilities: Design and develop full-stack applications including Client Portals, Internal Tools, Marketplaces, and SaaS Modules Build robust backend services with Node.js and express Create dynamic and responsive frontends using React.js Integrate different databases (SQL/MySQL/PostgreSQL) and third-party services Develop and manage scalable SaaS architecture and modules Perform API integrations, build RESTful services, and manage endpoints Collaborate with cross-functional teams to deliver quality solutions Optimize application performance and troubleshoot system issues Preferred Qualifications: Strong hands-on experience with JavaScript, Node.js, React.js, and Express.js Proficiency in SQL and experience working with relational databases Familiarity with MongoDB is a plus Strong understanding of REST APIs, API integrations, and tools like Postman Experience with deployment, Git, and development best practices Experience with SaaS product development is a strong advantage Good problem-solving skills and ability to adapt quickly to new technologies 2+ years of total work experience required Why Join VRAutomations? At VRAutomations, we work on a wide range of exciting projects across industries — from building custom Client Portals to developing full-fledged Marketplaces and SaaS platforms. You’ll work in a collaborative, fast-paced environment with the chance to grow and gain hands-on experience in modern tech stacks. Benefits: Flexible schedule Learning opportunities with modern tools and technologies Exposure to global projects Schedule: Day shift Monday to Saturday Work Location: In-person (Mohali office) Job Type: Full-time Pay: ₹20,000.00 - ₹35,000.00 per month Benefits: Flexible schedule Schedule: Day shift Experience: total work: 2+ years (Required) Work Location: In person Expected Start Date: 23/06/2025 Job Types: Full-time, Permanent Pay: ₹20,000.00 - ₹35,000.00 per month Benefits: Paid sick time Paid time off Schedule: Day shift Ability to commute/relocate: Mohali, Punjab: Reliably commute or planning to relocate before starting work (Required) Experience: work : 2 years (Required) Work Location: In person Expected Start Date: 23/06/2025

Location: Noida / Hybrid Experience: 1–2 years Employment Type: Full-Time Job Summary: We are seeking a proactive and driven Quality Assurance Engineer to join us as the first QA hire in our growing startup. This is a unique opportunity to lead and build the QA function from the ground up . You will be responsible for designing and implementing testing processes, identifying quality gaps, and ensuring that all products meet our standards for reliability and performance. Though you bring 1–2 years of experience, we’re looking for someone with strong ownership, a problem-solving mindset, and the potential to grow into a leadership role as the team scales. Key Responsibilities: Establish and own QA processes, strategies, and tools for the full development lifecycle. Design and execute manual and automated test plans for web/mobile applications and APIs. Set up and maintain test environments and frameworks. Detect, document, and track bugs using tools like JIRA or similar. Collaborate with developers, designers, and product managers to ensure high-quality releases. Integrate testing into CI/CD workflows. Maintain detailed documentation: test cases, scripts, and quality metrics. Help shape the future QA team and mentor junior engineers as the team grows. Required Qualifications: 1–2 years of professional experience in software testing or QA. Strong understanding of QA methodologies, processes, and tools. Experience with writing and maintaining test cases, test plans, and bug reports. Familiarity with test and issue tracking tools (e.g., JIRA, TestRail). Hands-on experience with Jest for unit and component testing in frontend development. Familiarity with testing React components. Experience with API testing tools (e.g., Postman). Excellent problem-solving skills and attention to detail. Strong communication and collaboration skills. Self-starter comfortable working in a fast-paced startup environment. Bonus Points (Preferred Skills): Experience working in early-stage startups or in greenfield QA setups. Knowledge of scripting or development languages (e.g., JavaScript, Python). Understanding of Express.js and how to test backend routes and middleware. Familiarity with Playwright or Selenium for end-to-end testing. Experience with CI/CD tools (e.g., GitHub Actions, Jenkins, GitLab CI). Exposure to performance or security testing concepts. What You’ll Gain: Ownership of QA in a high-growth startup. Direct impact on product quality and customer experience. A collaborative environment that supports learning and innovation. Show more Show less

Job Title: Full Stack Developer (Next.js) Location: Gurugram, Haryana Job Type: Full-time Experience: 2–4 Years Salary: Competitive / As per industry standards Job Overview: We are looking for a skilled and enthusiastic Full Stack Developer with hands-on experience in Next.js to join our development team. You’ll be responsible for building dynamic, high-performance web applications, from design to deployment. The ideal candidate is experienced with modern JavaScript/TypeScript, frontend frameworks, and backend integration. Key Responsibilities: Design and develop scalable web applications using Next.js (React-based SSR/SSG) . Build reusable UI components and implement responsive designs using Tailwind CSS, Chakra UI , or similar. Work with RESTful and GraphQL APIs to fetch and manage data. Implement server-side logic using Node.js or backend APIs. Manage databases (SQL or NoSQL) and handle data storage, queries, and optimization. Optimize performance, SEO, and page loading speeds (especially for SSR/SSG in Next.js). Collaborate with product managers, designers, and other developers in an agile environment. Write unit and integration tests to ensure code quality. Required Skills & Qualifications: 2–4 years of experience in Full Stack Development. Strong proficiency in Next.js , React.js , JavaScript (ES6+), and TypeScript . Experience with backend development using Node.js , Express.js , or similar frameworks. Familiarity with database technologies like MongoDB, PostgreSQL, MySQL, or Firebase. Proficiency in writing clean, maintainable, and well-tested code. Knowledge of API integration , authentication , and authorization (OAuth, JWT, etc.). Experience with version control (Git) and deployment pipelines. Good to Have: Experience with Vercel , Netlify , or other serverless platforms. Familiarity with CMS integrations (e.g., Sanity, Contentful, Strapi). Experience with DevOps or cloud platforms like AWS, GCP. Understanding of SEO fundamentals and Core Web Vitals. Benefits: Flexible work hours Health insurance & performance bonuses Learning & development support A tech-savvy, collaborative team environment Show more Show less

About the role: We are seeking a dynamic MERN Stack Developer with expertise in MongoDB, Express.js, React, and NodeJS. The successful candidate will join a team dedicated to developing scalable products that reach a wide audience. Additional knowledge in React, Python, and server management will be instrumental to the role. What You Need for this Position: ● Bachelor’s degree in Computer Science, Information Technology, or equivalent. ● 1-3 years of professional experience as a MERN Stack Developer. ● Deep understanding of React and Angular, able to handle complex frontend development tasks. ● Proficient in JavaScript and familiar with ES6 and later versions. ● Solid experience with Node.js and Express.js for server-side logic. ● Knowledge of MongoDB and other NoSQL database systems. ● Good grasp of HTML, CSS, and other core web technologies. ● Strong problem-solving skills and the ability to work in a fast-paced, dynamic team environment. ● Excellent communication skills. What You Will Be Doing: ● Build and maintain robust web applications using the MERN stack, with an emphasis on React for frontend development and additional proficiency in Angular. ● Implement new features and enhance existing functionalities using both React and Angular frameworks, ensuring a responsive and intuitive user interface. ● Develop RESTful APIs and backend services using Node.js and Express.js, ensuring seamless data integration and backend logic functionality. ● Manage MongoDB databases with a focus on performance, scalability, and data security. ● Optimize application code for efficiency and speed, ensuring all security protocols are strictly followed to protect sensitive data. ● Work closely with team members, including UX/UI designers and project managers, to ensure requirements are met and projects are delivered on schedule. ● Support the QA team in testing and debugging applications, addressing any technical issues promptly. Top Reasons to Work with Us: ● Join a fast-paced team of like-minded individuals who share the same passion as you with whom you'll tackle new challenges every day. ● Work alongside an exceptionally talented and intellectual team, gaining exposure to new concepts and technologies. ● Enjoy a friendly and high-growth work environment that fosters learning and development. ● Competitive compensation package based on experience and skill. Job Type: Full-time Pay: ₹300,000.00 - ₹900,000.00 per year Benefits: Health insurance Provident Fund Schedule: Day shift Fixed shift Ability to commute/relocate: Mohali, Punjab: Reliably commute or planning to relocate before starting work (Required) Experience: React: 3 years (Required) Work Location: In person

Project Description: Your team You'll be joining Security Services team which is looking after a global technical control and operates a set of in-house developed tooling. As an IT quality & test automation engineer you'll play an important role in ensuring the development methodology is followed, and lead technical design discussions with the architects. Our culture centers around partnership with our businesses, transparency, accountability and empowerment, and passion for the future. Responsibilities: Your role Do you know how to provide applications that exceed expectations? Are you a crafty problem solver? We are seeking a talented and experienced Full Stack Developer with expertise in Node.js, React, PostgreSQL, DevOps, and Azure App Service to join our dynamic development team. The ideal candidate will be responsible for designing, developing, and maintaining web applications and widgets that deliver high performance and responsiveness. You will work on both the front-end and back-end components of our applications, ensuring seamless integration and functionality. Additionally, you will manage our deployment processes and maintain our applications on Azure App Service. We're looking for someone like that who can: • Design and implement microservices architectural. • Develop and maintain server-side logic using Node.js. • Design and implement front-end components using React. • Build and optimize distributed event streaming in Kafka. • Build and optimize database queries and structures in PostgreSQL. • Collaborate with cross-functional teams to define, design, and ship new features. • Ensure the performance, quality, and responsiveness of applications. • Identify and correct bottlenecks and fix bugs. • Help maintain code quality, organization, and automation. • Implement and manage CI/CD pipelines to automate deployment processes. • Deploy, monitor, and maintain applications on Azure App Service. • Manage and configure cloud infrastructure, ensuring scalability and reliability. • Develop scripts and automation tools to improve operational efficiency. • Debug and design scripts (Bash/PowerShell) related to development and deployment of applications • Manage code repositories via GitLab and collaborate with other engineers/managers on version control Mandatory Skills: • Professional Experience: 5+ years of experience in full stack development. • Front-end: Proficient in React.js and state management libraries (e.g., Redux). Strong understanding of HTML5, CSS3, and JavaScript (ES6+). Experience with front-end build tools and code versioning tools (GitLab, Vscode). Strong understanding of web-based security protocols, and how to remediate client-side vulnerabilities • Back-end: Strong proficiency with Node.js and Express.js. Experience with RESTful API design and implementation. Intermediate to advanced knowledge of nodeJS based application infrastructure on both Windows and Linux OS. (proficiency in Bash and PowerShell). In-depth understanding of authentication flow, primarily OAuth 2.0, especially based around Azure Active Directory. Strong understanding of server-based security protocols, and how to remediate server-side vulnerabilities Some exposure to/experience with middleware Database: Proficient in PostgreSQL, including schema design, query optimization, and performance tuning. • DevOps: Experience with CI/CD pipelines and tools (e.g., Jenkins, GitLab Actions). Proficient in containerization and orchestration tools (e.g., Docker, Kubernetes, OpenShift). • Cloud Services: Hands-on experience with Azure App Service. Familiarity with other Azure services and tools. • Testing: Experience with automated testing frameworks (Squash). Nice-to-Have Skills: Soft Skills: Strong problem-solving skills and attention to detail. Excellent communication and teamwork skills. Ability to work in an Agile/Scrum environment. Languages: English: C1 Advanced Show more Show less

About the role: We are seeking a dynamic MERN Stack Developer with expertise in MongoDB, Express.js, React, and NodeJS. The successful candidate will join a team dedicated to developing scalable products that reach a wide audience. Additional knowledge in React, Python, and server management will be instrumental to the role. What You Need for this Position: Bachelor’s degree in Computer Science, Information Technology, or equivalent. 1-3 years of professional experience as a MERN Stack Developer. Deep understanding of React and Angular, able to handle complex frontend development tasks. Proficient in JavaScript and familiar with ES6 and later versions. Solid experience with Node.js and Express.js for server-side logic. Knowledge of MongoDB and other NoSQL database systems. Good grasp of HTML, CSS, and other core web technologies. Strong problem-solving skills and the ability to work in a fast-paced, dynamic team environment. Excellent communication skills. What You Will Be Doing: Build and maintain robust web applications using the MERN stack, with an emphasis on React for frontend development and additional proficiency in Angular. Implement new features and enhance existing functionalities using both React and Angular frameworks, ensuring a responsive and intuitive user interface. Develop RESTful APIs and backend services using Node.js and Express.js, ensuring seamless data integration and backend logic functionality. Manage MongoDB databases with a focus on performance, scalability, and data security. Optimize application code for efficiency and speed, ensuring all security protocols are strictly followed to protect sensitive data. Work closely with team members, including UX/UI designers and project managers, to ensure requirements are met and projects are delivered on schedule. Support the QA team in testing and debugging applications, addressing any technical issues promptly. Top Reasons to Work with Us: Join a fast-paced team of like-minded individuals who share the same passion as you with whom you'll tackle new challenges every day. Work alongside an exceptionally talented and intellectual team, gaining exposure to new concepts and technologies. Enjoy a friendly and high-growth work environment that fosters learning and development. Competitive compensation package based on experience and skill. Job Type: Full-time Pay: ₹200,000.00 - ₹600,000.00 per year Benefits: Provident Fund Schedule: Day shift Supplemental Pay: Performance bonus Ability to commute/relocate: Mohali district, Punjab: Reliably commute or planning to relocate before starting work (Required) Experience: MERN: 1 year (Required) Work Location: In person

About the role: We are seeking a dynamic MEAN Stack Developer with expertise in MongoDB, Express.js, AngularJS, and NodeJS. The successful candidate will join a team dedicated to developing scalable products that reach a wide audience. Additional knowledge in React, Python, and server management will be instrumental to the role. What You Need for this Position: Bachelor’s degree in Computer Science or a related field. 1-3 years of experience as a MEAN Stack Developer, with a solid foundation in MongoDB, Express.js, AngularJS, and NodeJS. Proficiency in additional technologies such as React, Python, PHP, jQuery, MySQL, and Symfony. Proficient in other web technologies and UI/UX standards. Strong understanding of OOP principles and server management. Experience with AWS and cloud infrastructure. Excellent communication skills, both written and verbal. Analytical thinker with the ability to solve problems creatively. What You Will Be Doing: Implement new features in our existing products using React/JS, enhancing functionality and user experience. Contribute to the detailed design and architecture of both backend API services and frontend applications. Ensure that architectural integrity is maintained and evolved as needed. Drive design discussions, participate in code reviews, and lead daily stand-up meetings to ensure alignment and progress toward project goals. Work closely with the Product team to understand requirements, assist in building the product backlog, and plan new initiatives. Ensure that the technical team's insights are incorporated during the product development phases. Stay informed about the technical implementation of all initiatives. Collaborate with engineering leadership to identify and mitigate any risks that could impact delivery timelines or quality. Partner with the QA team to support the resolution of bugs identified during regression and functional testing. Ensure that the developed solutions meet quality standards and functional requirements. Top Reasons to Work with Us: Join a fast-paced team of like-minded individuals who share the same passion as you with whom you'll tackle new challenges every day. Work alongside an exceptionally talented and intellectual team, gaining exposure to new concepts and technologies. Enjoy a friendly and high-growth work environment that fosters learning and development. Competitive compensation package based on experience and skill. Job Type: Full-time Pay: ₹200,000.00 - ₹600,000.00 per year Benefits: Health insurance Provident Fund Schedule: Day shift Supplemental Pay: Performance bonus Ability to commute/relocate: Mohali district, Punjab: Reliably commute or planning to relocate before starting work (Required) Experience: MEAN: 1 year (Required) Work Location: In person

About the Company: Zetheta Algorithms Private Limited is a FinTech start-up which has been recently set up and is developing innovative AI tools. https://www.instagram.com/zetheta.official About the Role: The Back-End Web Developer Intern will be responsible for server-side application logic, database design, and building secure and efficient APIs. This includes password authentication systems, data processing logic, and integration with AI features. Responsibilities: Design, build and implement secure RESTful APIs using Node.js + Express.js Develop and maintain server-side applications using frameworks such as Django, Flask, Express (Node.js), or Laravel (PHP) Implement authentication and authorization systems (Firebase free tier/ PostgreSQL) Design and manage database schemas using MongoDB Atlas (free tier) or other databases Create efficient data models and database queries Develop blockchain-based certificate verification system Implement server-side validation and security measures Troubleshoot and optimize backend performance Integrate third-party services and external APIs when needed Document API endpoints and backend functionality for front-end developers Qualifications: Basic proficiency in one or more backend frameworks (Node.js/Express, Django, Flask, Laravel) Programming skills in JavaScript, Python, PHP, or Ruby Familiarity with MongoDB, PostgreSQL, SQLite, or NoSQL databases Understanding of RESTful API design principles Basic knowledge of authentication and authorization mechanisms Awareness of security concerns and best practices Ability to work independently in a remote setting Benefits: Opportunity to build practical skills with modern backend technologies Experience working with databases and API design Exposure to blockchain technology applications Enhance your professional portfolio with real-world projects Remote work flexibility Internship Details: Duration: Self paced with options of 1, 2, 3, 4 or 6 months. Type: Unpaid Show more Show less

Join The Mental Health Tech Revolution — Build The Future at SOULSARA! Position: Frontend Developer (Next.js) Bonus Advantage: Fullstack (Express.js) Location: Global | Remote Friendly This Is Not Just Another Job — This Is Your Chance To Change Lives! At SOULSARA, we are not building yet another platform — We are pioneering B2B mental health and wellness with 9 Patents, 7 Copyrights, and 22 Trademarks — delivering real-time crisis care, psychometric insights, and immersive therapy experiences that help companies eliminate stress before it impacts performance. From New York to Mumbai, thousands of employees already experience the SOULSARA difference. But this is only the beginning — and we need YOU to build the next chapter of our story. Your Mission (Should You Choose to Accept It): • Architect and develop world-class, fully responsive web applications using Next.js • Create pixel-perfect designs that work seamlessly across devices and screen sizes • Design and implement smooth page-to-page interactions, micro interactions, and flawless transitions • Work on video optimization for high-performance video streaming, compression, and fast load times across global audiences • Build highly scalable, highly performant, cutting-edge wellness solutions • If you know Express.js, you will play across the full stack and engineer holistic digital experiences • Collaborate with our elite team of AI scientists, psychologists, product visionaries, and global advisors • Be part of a movement that is actively transforming workplace mental health What You Bring: * Minimum 4 years of professional frontend experience * Mastery in Next.js — you dream in React SSR/ISR * Deep understanding of responsive design principles and cross-browser compatibility * Strong expertise in page-to-page navigation performance, animations, lazy loading, prefetching, and micro interactions * Experience with video streaming optimization, adaptive bitrates, CDN integration, and media performance best practices * Bonus superpower: experience with Express.js for full-stack development * Passion to build products that create real human impact Why SOULSARA? * You build tech. We build futures. * Work on meaningful AI-powered wellness products changing lives across industries * Backed by science. Powered by innovation. Driven by mission. * 10,000+ users | 68% enhanced wellbeing | 78% drop in absenteeism | 23% profitability boost for our clients * 100% Confidential. 100% Impactful. This is your invitation to be part of the Deep Tech Health revolution. Ditch The Ordinary. Build The Extraordinary. Apply now — SOULSARA is waiting for you! Show more Show less

Key Responsibilities: Design, develop, and maintain scalable server-side applications using Node.js. Write clean, efficient, and well-documented JavaScript code. Develop RESTful APIs and integrate with front-end and third-party services. Optimize applications for performance, scalability, and reliability. Collaborate with cross-functional teams including front-end developers, product managers, and QA engineers. Participate in code reviews and technical discussions. Troubleshoot and debug production issues when needed. Follow best practices in software development and keep up with new trends and technologies. Required Skills: 4+ years of hands-on experience with Node.js and JavaScript . Proficiency with Express.js or similar Node.js frameworks. Strong understanding of asynchronous programming , event-driven architecture , and Promises . Experience working with SQL or NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB). Familiarity with version control systems such as Git . Good knowledge of RESTful APIs and API security . Experience in unit testing and using tools like Mocha , Chai , Jest , etc. Basic understanding of front-end technologies (HTML, CSS, JavaScript). Job Types: Full-time, Permanent Pay: ₹700,000.00 - ₹900,000.00 per year Application Question(s): Ready to work alternative saturdays (WFO only) ? Experience: node js: 4 years (Preferred) Location: Gurgaon, Haryana (Required)