35 Backend Integration Jobs

As a React Native Developer with 2 to 3 years of experience, you will be responsible for developing efficient and scalable mobile applications using the React Native framework. Your proficiency in React Native should include a strong understanding of its core principles, components, and APIs. A solid foundation in JavaScript is essential for this role, as React Native is built upon it. You should have expertise in JavaScript fundamentals, including variable scope, closures, and asynchronous programming. Experience in developing mobile applications for both iOS and Android platforms is required. You should be familiar with the specific platforms and their APIs to ensure seamless app development. Your role will also involve working with APIs and integrating them into mobile applications. You should have experience in handling data retrieval, storage, and synchronization with backend services. Troubleshooting and debugging skills are crucial for this position. You should be familiar with debugging tools and have experience in writing unit tests, integration tests, and end-to-end testing using frameworks. If you are looking for a challenging opportunity in Bangalore with a notice period of 15 days, 30 days, or immediate availability, and possess the required skills mentioned above, we would like to hear from you.,

You are a seasoned Frontend Architect who will be responsible for leading the design and development of scalable, high-performance frontend architecture for mobile and web platforms at Ouro. Your role will involve defining the frontend strategy, implementing best practices, mentoring developers, and collaborating closely with cross-functional teams including product, UX, and backend engineering. Based in Noida with a hybrid work setup, your key responsibilities will include leading frontend architecture and design for both mobile and web applications, collaborating with teams to introduce new features, maintaining and enhancing existing codebases, identifying and resolving bottlenecks and bugs, ensuring code quality and performance, and promoting a culture of continuous learning and knowledge sharing among frontend developers. To excel in this role, you should have experience in React Native development for mobile, proficiency in ReactJS and NextJS for web development, along with expertise in HTML, JavaScript, CSS, Stylex, and other relevant technologies. You should also be familiar with component libraries, design systems, performance optimization techniques, accessibility standards, testing frameworks, server-side rendering, progressive web apps, microfrontend architectures, and backend integration using Restful APIs and GraphQL. Moreover, you should possess DevOps knowledge including AWS/GCP services, Kubernetes, Docker for containerization and orchestration, CI/CD using Jenkins, and application monitoring tools such as Dynatrace, Quantum, Splunk, and Google Analytics. A Bachelor's/Master's degree in Engineering or a related field, a minimum of 12 years of experience in frontend development with at least 2 years in architecture, strong problem-solving abilities, a keen interest in learning new technologies, excellent communication skills, teamwork capabilities, and the ability to thrive in a fast-paced environment while meeting deadlines are essential qualifications for this role.,

As a LLM Engineer at HuggingFace, you will play a crucial role in bridging the gap between advanced language models and real-world applications. Your primary focus will be on fine-tuning, evaluating, and deploying LLMs using frameworks such as HuggingFace and Ollama. You will be responsible for developing React-based applications with seamless LLM integrations through REST, WebSockets, and APIs. Additionally, you will work on building scalable pipelines for data extraction, cleaning, and transformation, as well as creating and managing ETL workflows for training data and RAG pipelines. Your role will also involve driving full-stack LLM feature development from prototype to production. To excel in this position, you should have at least 2 years of professional experience in ML engineering, AI tooling, or full-stack development. Strong hands-on experience with HuggingFace Transformers and LLM fine-tuning is essential. Proficiency in React, TypeScript/JavaScript, and back-end integration is required, along with comfort working with data engineering tools such as Python, SQL, and Pandas. Familiarity with vector databases, embeddings, and LLM orchestration frameworks is a plus. Candidates with experience in Ollama, LangChain, or LlamaIndex will be given bonus points. Exposure to real-time LLM applications like chatbots, copilots, or internal assistants, as well as prior work with enterprise or SaaS AI integrations, are highly valued. This role offers a remote-friendly environment with flexible working hours and a high-ownership opportunity. Join our small, fast-moving team at HuggingFace and be part of building the next generation of intelligent systems. If you are passionate about working on impactful AI products and have the drive to grow in this field, we would love to hear from you.,

As a PEGA Senior/Lead Developer with CDH/Decisioning experience, you will be responsible for leveraging your expertise in Pega PRPC and CDH implementations on the cloud. Your role will involve designing and developing Business Process Management (BPM) and Business Rules Engines (BRE) applications using Pega Platform Infinity 8.x. Additionally, you will lead and deliver projects related to CDH, Case Management, and BPM, demonstrating your proficiency in NBA/decisioning applications by defining decision architecture, solutions, and designs for Pega Decisioning and Pega Marketing. You will be expected to implement Pega Decisioning rules, Strategies, engagement policies, constraints, and channel configuration while also having experience in data flows, segmentation, AI concepts, and implementing changes to these modules. Collaboration with solution architects and the PEGA COE to ensure compliance with architecture guidelines, security requirements, and design and development standards will be a key aspect of your role. Your strong analysis and design skills will be crucial in developing products and services that require front-end and back-end integration. The desired certifications for this position include Pega Certified System Architect (CSA), Pega Certified Senior System Architect (CSSA), Pega Certified Decisioning Consultant (CPDC), Pega Certified Senior Marketing Consultant (PCSMC), Pega Certified Data Scientist, and Pega Certified Lead System Architect (PCLSA). As a PEGA Senior/Lead Developer with CDH/Decisioning experience, your role falls under the IT/ Computers - Software industry type within the IT-Software functional area. This is a full-time, permanent position with a role category of Information Technology. Key skills required for this position include being a Lead Developer with CDH expertise. If you are ready to take on this challenging and rewarding role, please refer to the job code GO/JC/21417/2025 and reach out to the recruiter SPriya to explore this opportunity further.,

As a Web React developer at our client office, you will be working in the General Shift, aligned with the India time zone. However, there may be flexibility required for customer meetings. Your educational background should include a Bachelor's, Master's, or PhD degree, with a minimum requirement of BE in Computers or MCA. To excel in this role, you must possess strong communication skills and be proficient in the mandatory skill set. Experience in end-to-end Software Development Life Cycle (SDLC), from requirement understanding to production release, is essential. Key Skills required for this position include React, Typescript, JavaScript, HTML, CSS, unit testing frameworks, JIRA/Confluence/Agile, and backend integration with REST, MQTT, and Websocket. It would be beneficial to have good problem-solving abilities, debugging/troubleshooting skills, and effective communication skills. As an individual contributor, you will have complete ownership of requirement analysis, design, development, and testing. Your primary focus will be on high-scaled, cloud-based projects in the video and subscription domains, involving production-grade assignments. This is a Full-Time position located in Ahmedabad, Indore, or Pune, within the Digital_Cloud_Web Technologies category. The ideal candidate should have 6-10 years of relevant experience and be able to join within a notice period of 0-15 days.,

As a Technical Writer, you will be responsible for creating and maintaining technical documentation to support various teams within the organization. Your core technical skillsets will include expertise in technical writing and documentation strategy, with a focus on API documentation for REST and SDKs in languages such as Python, JavaScript, and Java. You should also possess programming abilities to read and write in Python and JavaScript, with Java being desirable. Your role will involve creating code samples and multi-language walkthroughs to assist developers in understanding and implementing various features. Additionally, you should have knowledge of front-end and back-end integration, as well as experience with documentation-as-code tooling such as MarkDown, Sphinx, MkDocs, and Docusaurus. Familiarity with version control systems like Git and CI/CD workflows for automated documentation builds will be essential. You will be responsible for tracking usage and feedback metrics, auditing for accuracy, and reviewing documentation pull requests to ensure the quality of the content. In terms of process and collaboration skills, you should be well-versed in Agile methodologies, including participation in sprint planning and stand-up meetings. Effective cross-functional communication with engineers, developer relations teams, and no-code users is crucial. You should have a strong sense of user empathy and advocacy, catering to both technical and non-technical audiences. Establishing style guides and standards, and enforcing consistency in documentation will be part of your responsibilities. Experience with low-code or no-code platforms will be considered a bonus, along with engagement in open-source communities and best-practice research. Your role will involve collaborating with various teams and stakeholders to deliver high-quality technical documentation that meets the needs of the target audience. Overall, as a Technical Writer, your role will be pivotal in ensuring clear and comprehensive documentation that supports the development and usage of various products and services within the organization.,

We are seeking a skilled and dedicated FreeSWITCH Engineer with hands-on experience in VoIP systems to join our team. As a FreeSWITCH Engineer, you will be instrumental in the development, configuration, and maintenance of scalable and reliable FreeSWITCH-based voice infrastructures. Your responsibilities will include designing, deploying, and maintaining FreeSWITCH servers and related VoIP infrastructure. You will troubleshoot and resolve FreeSWITCH and VoIP-related issues, develop custom dial plans, modules, and call routing logic, and work with SIP, RTP, and related VoIP protocols. Monitoring system performance, ensuring high availability, collaborating with development, network, and support teams, and documenting configurations and system changes will also be part of your role. To be successful in this position, you should have a minimum of 2 years of hands-on experience with FreeSWITCH in a production environment, a strong understanding of VoIP technologies and SIP protocol, experience with Linux system administration, and familiarity with scripting languages such as Bash, Python, and Lua. The ability to work independently in a remote setup, strong problem-solving and analytical skills are also essential. Preferred skills include experience with other VoIP platforms like Asterisk, Kamailio, OpenSIPS, knowledge of WebRTC, RTP engines, or media servers, exposure to monitoring tools like Grafana and Prometheus, familiarity with APIs and backend integration. Join us for a collaborative and supportive team environment where you will have the opportunity to work on innovative VoIP solutions at scale.,

As a skilled Web Developer, you will play a crucial role in designing, building, and enhancing our client's online platform. Your primary responsibilities will include researching and implementing new technology solutions, ensuring the resiliency and availability of various products, and collaborating effectively within a dynamic team environment. With over 5 years of hands-on experience in developing modern web applications using React.js and Next.js, you will be instrumental in creating high-performance, scalable, and visually appealing interfaces. Your expertise in translating wireframes and Figma designs into pixel-perfect, responsive layouts will be vital in delivering exceptional user experiences across multiple SaaS products. Furthermore, you will be responsible for architecting and maintaining modular component libraries, collaborating with cross-functional teams, and optimizing web applications for performance, accessibility, SEO, and cross-browser compatibility. Your deep knowledge of modern CSS, including TailwindCSS, Flexbox, Grid, and responsive layout patterns, will be essential in crafting engaging user interfaces. In addition, your proficiency in integrating APIs, working with headless CMS platforms, and ensuring compliance with web accessibility standards and SEO fundamentals will be highly valued. You will actively participate in agile ceremonies, code reviews, and engineering best practices to contribute to the overall success of the team. Your ability to communicate complex ideas clearly, thrive in a collaborative environment, and stay updated on front-end development trends will be key to your success in this role. By leveraging tools like ChatGPT, GitHub Copilot, or Loveable, you will accelerate development processes and enhance output quality. Overall, this position offers a challenging and innovative environment where you can continue to grow and learn while making a significant impact on the client's online platform. If you are passionate about front-end development, design systems, and emerging tools, this opportunity is perfect for you.,

Any IT/Engineering graduate Position : Software Development Engineer - SDE I / SDE II We are looking for a passionate and skilled Flutter Developer to join our technology team. You will be responsible for developing high-performance applications for both mobile (Android & iOS) and web platforms using the Flutter framework. The ideal candidate is an enthusiastic developer with a strong understanding of cross-platform development, UI/UX, and backend integration. Role and Responsibilities: Develop and maintain cross-platform applications using Flutter for mobile and web. Translate UI/UX designs into high-quality code and responsive interfaces. Integrate REST APIs and third-party services securely and efficiently. Write clean, maintainable, and scalable code with proper documentation. Optimize applications for speed and performance across platforms. Collaborate with product managers, designers, and backend engineers to deliver end-to-end features. Conduct code reviews and provide constructive feedback. Debug and resolve issues, bugs, and performance bottlenecks. Qualifications: Bachelor's degree in Computer Science, Engineering, or a related field. 2+ years of hands-on experience in Flutter development for mobile and web. Strong knowledge of Dart programming language. Familiarity with Flutter packages like GetX, Provider, BLoC, etc. Experience with third-party APIs, Firebase, and cloud services. Solid understanding of UI/UX principles and responsive design. Proficient in version control tools like Git. Experience in deploying apps on Play Store, App Store, and web hosting platforms. Strong debugging and performance optimization skills. Good to Have: Experience with native Android/iOS development. Familiarity with CI/CD pipelines. Understanding of Agile/Scrum methodologies. Exposure to backend technologies like Node.js, Firebase, or RESTful APIs. Why Join Us: Join a dynamic and collaborative team of tech enthusiasts. Contribute to exciting projects and innovative solutions. Work in an environment that encourages professional growth and learning. Competitive salary and benefits package. Comprehensive health and Life Insurance

A career at HARMAN Automotive offers you the opportunity to be part of a global, multi-disciplinary team dedicated to leveraging technology to create innovative solutions and shape the future. HARMAN Automotive empowers you to fast-track your career by engineering audio systems and integrated technology platforms that enhance the driving experience. By combining creativity, thorough research, and a collaborative spirit with design and engineering excellence, we continuously strive to advance in-vehicle infotainment, safety, efficiency, and enjoyment. We are currently looking for an experienced iOS Developer to join our team at HARMAN Automotive. As an iOS Developer, your responsibilities will include designing, developing, and maintaining applications specifically for Apple devices, with a focus on app development for Mercedes-Benz Cars/Vans. You will be involved in planning development tasks using Scrum/Kanban methodologies, coordinating with the team for project execution, ensuring code quality through well-documented coding practices, debugging and fixing bugs, performing code reviews, and conducting unit testing, both manual and automated. To be successful in this role, you should have 5-7 years of experience in iOS native application development, along with proficiency in SwiftUI, RxSwift, iOS frameworks, design patterns (MVVM, VIPER, MVP), dependency managers, backend integration, and database knowledge. Experience with automotive infotainment devices, cross-platform development, and CI/CD tools like Jenkins and Fastlane will be considered as bonus points. Your eligibility for this position will be further enhanced by a successful track record of developing iOS apps published in the App Store, technical expertise in iOS SDK, Swift, and XCode, and strong collaboration skills to work effectively within a team. In return, HARMAN Automotive offers a competitive salary and benefits package, opportunities for professional growth and development, a collaborative and dynamic work environment, access to cutting-edge technologies and tools, recognition for outstanding performance through BeBrilliant, and the chance to work with a renowned German OEM. It is expected that you will work all five days of the week in the office. At HARMAN, we are dedicated to creating an inclusive and supportive culture where every employee is welcomed, valued, and empowered to share their ideas and perspectives. We encourage you to bring your whole self to work and celebrate the unique qualities that each individual contributes. We prioritize lifelong learning and offer additional opportunities for training, development, and continuing education to help you excel in your career. HARMAN, known for unleashing next-level technology innovations, has a rich history dating back to the 1920s. Our integrated technology platforms aim to make the world smarter, safer, and more connected by creating extraordinary experiences across automotive, lifestyle, and digital transformation solutions. With a portfolio of 16 iconic brands, such as JBL, Mark Levinson, and Revel, we uphold the highest engineering and design standards to exceed the expectations of our customers, partners, and employees. If you are ready to innovate and contribute to work that leaves a lasting impact, we invite you to join our talent community at HARMAN Automotive today.,

Must-Have SkillsAngular Expertise: Proficiency in building responsive and scalable web applications using Angular (HTML, CSS, JavaScript). Strong understanding of front-end architecture and best practices. Backend Integration: Experience integrating with REST APIs or GraphQL for seamless communication with the backend. UI/UX Knowledge: Familiarity with designing intuitive and user-friendly interfaces. Problem-Solving: Strong debugging and optimization skills for both front-end and API interaction. Good-to-Have SkillsBackend Understanding: Familiarity with backend systems to improve API interaction, preferably Node.js or Python . Cloud Knowledge: Experience with cloud platforms like AWS or containerization tools like Kubernetes .

As an experienced Data Scientist with expertise in Machine Learning and NLP/GenAI, you will have the exciting opportunity to join our dynamic team and work on challenging data science projects that have a significant impact on our client outcomes. Your key responsibilities will include leading and growing client accounts with onshore stakeholders, managing the accounts delivery team focused on data science and AI, preparing responses for Request for Proposal and Request for Information, developing quick Proof of concepts for client visits and demos, implementing advanced machine learning models and GenAI based solutions in client projects, and ensuring solid understanding of NLP from transformers to the new generation LLMs. In addition, you will be required to develop and maintain documentation for models, processes, and code to ensure reproducibility and knowledge sharing, as well as effectively communicate results and insights to both technical and non-technical stakeholders. For qualifications, you should hold a Bachelors or Masters degree in computer science, Statistics, Mathematics, Data Science, Economics or a related field. You should possess strong skills in Python, SQL, API and backend integration, code version control, in-depth knowledge of machine learning algorithms and statistical methods used in client engagements, and hands-on experience with Retriever Augmented Generations and Agentic Frameworks. Moreover, you should have hands-on experience with time series forecasting models such as ARIMA, SARIMA, Exponential Smoothing, Prophet, LSTM, and others, code version control, docker-based model deployment knowledge, and familiarity with at least one cloud provider among Azure, GCP, or AWS. Your ability to manage multiple projects and meet tight deadlines in a fast-paced environment, willingness to adapt to new technologies, strong analytical and problem-solving skills, attention to detail, and excellent communication skills will be crucial for success in this role. With 14-20 years of experience, you are well-positioned to excel in this challenging and rewarding opportunity.,

We are seeking a highly experienced and passionate Senior UI/UX Lead to take ownership of both user experience design and frontend architecture for our product suite. The ideal candidate will have a blend of strong design sensibility and deep technical expertise to create scalable, performant, and user-centric digital experiences. As the Senior UI/UX Lead, you will be responsible for leading design strategy, establishing UI architecture standards, guiding cross-functional teams, and playing a critical role in designing, developing, and maintaining high-quality software solutions. Your role will involve leading the end-to-end design and development process, including user research, prototyping, and final implementation. You will architect scalable, modular, and maintainable frontend solutions, drive UX strategy through data-backed insights, and build and maintain a design system to ensure consistency and accessibility. Additionally, you will be responsible for defining and enforcing frontend testing strategies, implementing observability practices, and developing robust, scalable applications. As the Senior UI/UX Lead, you will drive the adoption of modern engineering practices, advocate for automated testing and continuous monitoring, and ensure adherence to secure coding practices. You will collaborate with architects, product owners, and cross-functional teams to design scalable systems, mentor junior engineers, and lead technical discussions to provide guidance on modern software architectures. The ideal candidate should have 10+ years of experience in UI/UX design and frontend development, with at least 3 years in a leadership/UI architect role. Strong proficiency in JavaScript/TypeScript, React, Angular, or similar modern frameworks is required, along with a deep understanding of UI architecture, design patterns, and performance optimization techniques. Experience with user research, wireframing, prototyping tools, design systems, and accessibility guidelines is essential. Strong communication and collaboration skills, coupled with problem-solving abilities and an automation-first mindset, are also important for this role. Good-to-have skills include experience with event-driven architecture, distributed systems, caching solutions, trunk-based development, feature flags, and progressive delivery strategies. Familiarity with backend integration, GraphQL/REST APIs, frontend monitoring, and analytics tools is a plus, as well as exposure to modern cloud-native technologies. If you are someone with a disability and require a reasonable accommodation to use our search tools or apply for a career opportunity, please review Accessibility at Citi. For more information on Citi's EEO Policy Statement and the Know Your Rights poster, please visit the Citi website.,

Build high-performance mobile apps using Flutter. Integrate AI APIs, manage backend tasks, and handle native module development. Work in a fast-paced setup with full ownership of features and cross-functional collaboration.

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.

We are looking for a Java Developer responsible for the development and maintenance of Java based web applications Your primary focus will be development of applications and their integration with back-end services You will be working with a team of developers to develop and deliver code as per client requirements Good problem solving skills is a must have

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.

Key Responsibilities: SAP UI5/Fiori Development: Design and develop responsive and user-friendly SAP Fiori applications using SAP UI5, JavaScript, and OData services. Application Customization: Extend and customize standard SAP Fiori applications to meet business needs. OData & Backend Integration: Work with SAP Gateway and OData services to fetch and update data from SAP systems. Performance Optimization: Ensure UI performance, responsiveness, and scalability of Fiori applications.