Node.js Backend Developer

Capgemini Technology Services India Limited

Pune

Not disclosed

Work from Office

Full Time

Min. 4 years

Job Details

Job Description

Node js API integration | 4 to 12 Yrs | Pan India

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way youd like, where youll be supported and inspired bya collaborative community of colleagues around the world, and where youll be able to reimagine whats possible. Join us and help the worlds leading organizationsunlock the value of technology and build a more sustainable, more inclusive world.

Primary Skills

Node.js Backend Development - Proficient in building scalable and efficient server-side applications using Node.js, with a strong understanding of asynchronous programming, event-driven architecture, and non-blocking I/O.
RESTful and GraphQL API Design - Experience in designing, developing, and maintaining RESTful APIs and GraphQL endpoints, including versioning, documentation, and adherence to best practices for performance and security.
Express.js and Middleware Architecture - Skilled in using Express.js for routing, middleware integration, and request/response handling to build modular and maintainable backend services.
Database Integration - Hands-on experience with both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis) databases, including schema design, query optimization, and ORM/ODM tools like Sequelize or Mongoose.
Authentication and Authorization - Implementation of secure authentication mechanisms using JWT, OAuth2, and session-based strategies, along with role-based access control (RBAC) and API security best practices.
Testing and Debugging - Proficient in writing unit, integration, and end-to-end tests using tools like Mocha, Chai, Jest, or Supertest, and debugging using Node Inspector or Chrome DevTools.
API Documentation and Tools - Experience with API documentation tools such as Swagger (OpenAPI), Postman, and Insomnia for testing and sharing API specifications.
Deployment and CI/CD - Familiarity with deploying Node.js applications on cloud platforms (AWS, Azure, GCP) and integrating with CI/CD pipelines using tools like GitHub Actions, Jenkins, or GitLab CI.

Secondary Skills

Knowledge of containerization using Docker and orchestration with Kubernetes
Experience with message brokers like RabbitMQ, Kafka, or Redis Pub/Sub
Familiarity with microservices architecture and service discovery patterns
Understanding of serverless frameworks (e.g., AWS Lambda, Azure Functions)
Exposure to frontend technologies (React, Angular) for full-stack collaboration
Basic knowledge of logging and monitoring tools like ELK Stack, Prometheus, or Grafana
Strong communication and collaboration skills for working in Agile teams

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.