Nestjs Jobs in Chennai

Backend Developer SDE 3 Location: Chennai (Work from Office) Job Type: Full-Time Experience: 5+ Years Job Summary We are seeking an experienced Software Development Engineer Level 3 (SDE 3) to lead the backend development of robust web and mobile applications. This role is ideal for a technical leader with a strong grasp of backend architecture, microservices, and team mentoring. You will play a pivotal role in delivering high-quality, scalable solutions and driving a culture of technical excellence. Key Responsibilities Architect and implement server-side solutions for web and mobile applications using Python (Django/Flask). Lead the backend team in developing high-performing, enterprise-grade software. Convert user stories into scalable and maintainable software components. Proactively identify and resolve issues in backend frameworks and architecture. Establish and drive Agile best practices within the team. Deliver scalable solutions in both monolithic and microservices architectures. Participate in hiring and mentoring SDE 1, SDE 2, and Junior Developers. Collaborate with cross-functional teams including QA, frontend, and DevOps. Perform regular code reviews and ensure best practices in unit testing, code coverage, and documentation. Lead design discussions and own critical architectural decisions. Act as a thought leader in technical strategy, code quality, and team growth. Ensure secure coding practices and application security compliance. Maintain technical documentation and contribute to the internal knowledge base. Required Qualifications Bachelor s or Master s degree in Computer Science, Engineering, or a related field. 5+ years of experience in backend development with a focus on Python/Django. Proven leadership in delivering production-grade software systems. Experience in RESTful API design, data modeling, and backend architecture. Knowledge of web application security principles and secure coding practices. Proficient in RDBMS (e.g., MySQL, PostgreSQL) and Git-based collaboration workflows. Familiarity with frontend frameworks such as Angular or React.js is a plus. Strong analytical thinking, debugging, and problem-solving capabilities. Excellent communication and team collaboration skills. Strong understanding of CI/CD, unit testing frameworks, and code deployment workflows. Preferred Skills Experience managing or mentoring a technical team. Familiarity with containerization (Docker) and DevOps principles. Knowledge of emerging technologies and enthusiasm for innovation. Experience with hiring processes and technical interviews. Ability to work independently and take ownership of critical technical decisions. Join us in building cutting-edge software that impacts industries at scale. Lead a talented team, make bold decisions, and shape the future of backend engineering. Qualification : Bachelors or Masters degree in Computer Science, Engineering, or a related field.

Node.js Developer Location: Chennai, India Experience: 2 to 5 years Employment Type: Full-time About the Role We are seeking a Node.js Developer with hands-on experience in building scalable, high-performance APIs and microservices using modern JavaScript and TypeScript frameworks. The ideal candidate should be comfortable working in cloud-native environments and agile teams, with a strong passion for backend development and automation. Key Responsibilities Develop and maintain robust, secure, and scalable backend services using Node.js, Express.js, NestJS, and Fastify. Design and implement RESTful and GraphQL APIs with clean, maintainable code. Take full ownership of assigned features and deliver high-quality results that drive business outcomes. Deploy and manage cloud-native applications on AWS or Google Cloud Platform. Write batch/cron jobs using Python or Shell scripting. Work with RabbitMQ, BullMQ, or similar messaging/queueing tools for asynchronous task processing. Collaborate with DevOps to implement CI/CD pipelines using GitLab, Jenkins, or similar tools. Participate in code reviews, PR processes, and maintain high standards of code quality. Collaborate with Scrum Masters, Product Owners, and cross-functional teams in an Agile/SCRUM environment. Troubleshoot and debug production issues and provide timely resolutions. Required Skills & Experience 2 5 years of professional backend development experience with Node.js. Strong knowledge of JavaScript and TypeScript. Solid understanding of backend frameworks: Express.js, NestJS, and Fastify. Experience with containerization and deployment using Docker and Kubernetes. Proficiency in CI/CD automation, Git version control, and tools like GitLab, Jenkins, or AWS CodePipeline. Working knowledge of RabbitMQ, BullMQ, or equivalent messaging systems. Experience deploying and scaling applications on AWS or GCP. Comfortable writing automation and batch scripts in Python or Bash/Shell. Nice to Have Exposure to monitoring/logging tools (e.g., Prometheus, Grafana, ELK stack). Familiarity with API testing tools like Postman, Insomnia, or Swagger. Basic understanding of front-end integration and CORS/security best practices. Soft Skills Strong ownership and accountability mindset. Problem-solver with a startup mentality: resourceful, resilient, and proactive. Excellent collaboration and communication skills.

Core Responsibilities: JavaScript & TypeScript Expertise: Strong proficiency in JavaScript and TypeScript, with a deep understanding of their core concepts and best practices. Frontend Frameworks & Libraries: Experience with ReactJS and Node.js, along with familiarity in using frameworks like NestJS for building scalable and maintainable applications. Frontend Development: Hands-on experience with popular frontend libraries and packages to develop efficient, user-friendly web applications. Microservices & Microfrontend Architectures: Proven experience working with microservices, microfrontend architectures, and multi-tenant applications to ensure system scalability and modularity. Code Versioning: Proficient in using version control tools such as Git for efficient code management and collaboration within development teams. Dockerized Applications: Experience in building, deploying, and managing Dockerized applications to enhance development, testing, and production workflows. Platform Optimization: Understanding of platform-specific differences (e.g., mobile vs. desktop) and the ability to optimize the application s output accordingly for each platform. Accessibility & Security Compliance: Knowledge of accessibility standards and security best practices to ensure applications meet necessary compliance regulations and are secure by design. User Authentication & Authorization: Expertise in managing user authentication and authorization across multiple systems, servers, and environments. Data Integration: Experience in integrating multiple data sources and databases (such as PostgreSQL) into a unified system, ensuring consistency and performance. Scalability Principles: Solid understanding of the fundamental design principles behind building scalable applications that can handle increased loads efficiently.

Full Stack Developer (React.js + Node.js) Location: Chennai, India Experience: 2+ years Skills: React.js, Node.js, MongoDB, HTML5, RESTful APIs About the Role We are looking for a Full Stack Developer with 2+ years of experience to join our team in Chennai. The ideal candidate will be proficient in React.js and Node.js, capable of developing scalable web applications, and comfortable working in a cross-functional team. What You ll Be Doing Frontend Development Convert Wireframes and PSD Designs into responsive web applications using React.js & HTML5. Bind UI elements to JavaScript object models for seamless interaction. Backend Development Develop RESTful services and APIs using Node.js. Work with MongoDB to handle database operations efficiently. System Architecture & Collaboration Architect scalable web applications for optimal performance. Work closely with designers, developers, and product teams to deliver a complete user experience. Testing & Code Quality Create unit and integration tests to ensure code quality and reliability. What You Bring 2+ years of experience in Full Stack Development. Proficiency in React.js, Node.js, MongoDB, and RESTful APIs. Strong knowledge of HTML5, CSS3, and JavaScript. Experience in binding UI elements to JavaScript models. Ability to design and architect scalable web applications. Experience with unit and integration testing. Work with a dynamic and innovative tech team. Gain hands-on experience in modern web development. Competitive compensation and growth opportunities. If you re a passionate Full Stack Developer looking for an exciting challenge, apply now and join our Chennai team!

React.js Developer Location: Chennai, India Experience: 3+ years Skills: React.js, Redux, Hooks, HTML, CSS, Web Performance, Accessibility About the Role We are seeking an experienced React.js Developer with 3+ years of front-end development experience to join our Chennai team. The ideal candidate will have expertise in React.js, Redux, and Hooks, along with a deep understanding of UI performance, accessibility, and best practices. What You ll Be Doing React.js Development Develop scalable and maintainable front-end applications using React.js, Redux, and Hooks. Write self-contained, reusable, and testable components and modules. UI Performance & Optimization Investigate and resolve UI performance bottlenecks. Implement best practices for high-performance React.js applications. Front-End Architecture & Best Practices Architect solutions and establish best coding practices. Stay updated with new technologies and introduce them as needed. Task Estimation & Risk Identification Estimate development tasks and proactively identify potential risks. Web Performance & Accessibility Ensure high-performance web applications with optimized loading speeds. Implement Web Accessibility (WCAG) guidelines for an inclusive user experience. What You Bring 3+ years of front-end development experience. Expertise in React.js, Redux, and Hooks. Strong HTML & CSS skills for building responsive UIs. Proven experience in troubleshooting and solving UI performance issues. Ability to create self-contained, reusable, and testable components. Experience in task estimation and risk assessment. Deep understanding of Web Performance Optimization and Web Accessibility. Work with cutting-edge front-end technologies. Be part of an innovative and collaborative team. Competitive salary with growth opportunities. If you re passionate about front-end development and want to build high-performance applications, apply now to join our Chennai team!

Senior Full Stack Developer Location: Chennai, India Experience: 5 to 7 years Employment Type: Full-time About the Role We are seeking a skilled and experienced Senior Full Stack Developer to join our growing engineering team. The ideal candidate will be highly proficient in modern front-end frameworks and back-end technologies, with a strong focus on delivering scalable, secure, and high-performance web applications. Key Responsibilities Analyze and resolve technical issues and support incident/ticket management within defined SLAs. Participate in architecture discussions and recommend design patterns and scalable solutions. Contribute significantly to new development initiatives and deliver modules on time. Design and develop components, services, and modules with clear, maintainable code. Perform unit and integration testing to ensure software quality. Deploy new features and upgrades in alignment with the product lifecycle. Collaborate with UI/UX teams, QA engineers, and backend developers to integrate components. Ensure responsive design and cross-browser compatibility. Technical Skills Required Front-End: Proficiency in AngularJS, React.js, Vue.js, or Next.js. Expertise in JavaScript, HTML5, CSS3. Strong understanding of DOM manipulation techniques. Back-End: Solid experience with Node.js and back-end service development. Experience with building REST and SOAP web services. Familiarity with Microservices architecture. Databases: Proficient in SQL and NoSQL databases including MongoDB. Others: Experience with XML, XSLT, JSON, and REGEX. Good understanding of deployment, testing, and debugging in a full-stack environment. Preferred Qualifications Bachelor s/Master s degree in Computer Science, Engineering, or a related field. Strong debugging and performance optimization skills. Familiarity with Agile/Scrum methodologies. Exposure to DevOps, CI/CD practices, and cloud platforms (AWS/Azure) is a plus. Soft Skills Strong analytical and problem-solving abilities. Excellent verbal and written communication. Ability to work both independently and in a team-oriented, collaborative environment. A proactive and self-motivated mindset. Qualification : Bachelors/Masters degree in Computer Science, Engineering, or a related field.

About Arcadia: Arcadia is a cutting-edge technology company on a mission to fight the climate crisis by empowering energy innovators and consumers. Our software and APIs are revolutionizing the outdated energy industry, unlocking access to clean energy data, and contributing to a decarbonized energy grid. Since our founding in 2014, we've been working to break the fossil fuel monopoly and provide clean energy options to consumers and small businesses. Today, we ve launched Arcadia Platform, an industry-defining SaaS solution that is transforming the energy landscape into a data-driven, digitized network. With a $1.5B valuation and $380 million in funding, we are committed to expanding access to clean energy, and we are building a diverse team to help us tackle one of the world s most significant challenges. Join us as we scale and innovate for a better, cleaner future. What We re Looking For: We re seeking a Full Stack Engineer who is resourceful, versatile, and passionate about building software that expands renewable energy access to millions of households. The ideal candidate will be a team player who approaches problems from a holistic perspective and is excited to explore new domains when conventional methods fall short. You should have a strong ability to iterate, collaborate with various teams, and adapt quickly to a fast-paced, changing regulatory landscape. This role is based in Chennai, India, with a hybrid remote-first approach, and offers the opportunity to work with cutting-edge technology and contribute to shaping how the energy industry evolves. What You'll Do: Collaborate across teams: Work closely with Product, Design, Marketing, and Analytics to build the best possible product for members and enterprise partners. Develop robust, scalable back-end systems: Design and develop scalable back-end systems for high-availability applications. Build and maintain APIs: Create secure, complex APIs that allow seamless communication between back-end and front-end applications. Create performant front-end applications: Develop front-end applications that are both highly performant and user-friendly. Deploy frequently: Use a streamlined CI/CD pipeline to deploy new features to production regularly. Explore new technologies: Stay open-minded and explore new technologies with your team to improve and evolve the platform. Improve reliability: Increase test coverage and troubleshoot production issues. Mentor junior engineers: Provide guidance, code reviews, and constructive feedback to junior engineers, fostering their professional growth. Drive continuous improvement: Identify and suggest opportunities for improvements that enhance both the user and developer experience. What Will Help You Succeed: We are looking for someone with experience across the full stack, but you don't need to match every technology listed. The following qualifications will help you thrive in this role: 8+ years of experience in a software engineering role, building high-availability, large-scale web applications. Strong communication skills and the ability to clearly translate technical concepts to non-technical stakeholders. Mentorship experience with a proven track record of providing constructive feedback during code and design reviews. Ability to architect, scope, prioritize, estimate, and deliver projects while balancing speed with quality. Familiarity with programming languages such as: Ruby JavaScript/TypeScript SQL Experience with back-end frameworks and platforms such as: Ruby on Rails Apollo (GraphQL) Front-end framework experience, especially: React NextJS Familiarity with infrastructure technologies like: Postgres or other relational databases Docker AWS (Lambda, SQS, etc.) CloudFormation Passion for sustainability and a drive to contribute to a clean energy future. Benefits: Competitive compensation based on market standards. Flexible leave policy to promote work-life balance. Medical insurance for you and your family (up to 6 members), including accident and life insurance. Annual performance reviews, rewards, and recognition for achievements. Quarterly team engagement activities to foster camaraderie and team spirit. Learning & Development programs to support professional growth. A supportive engineering culture that values diversity, empathy, teamwork, trust, and efficiency. Why Arcadia? Arcadia celebrates diversity and individuality, believing that unique perspectives are crucial to achieving success in our mission to create a clean energy future. We are committed to equal employment opportunities and welcome applicants regardless of race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, protected veteran status, or any other status protected by law. While we are currently unable to consider candidates who will require visa sponsorship, we encourage all qualified candidates eligible to work in India to apply. We are committed to providing reasonable accommodations for individuals with disabilities during the application or interview process. Please contact us to request an accommodation. How to Apply: If you are passionate about our mission and excited to contribute your skills to the clean energy movement, we invite you to apply. We look forward to learning what you will uniquely bring to Arcadia!