Back End Developer

Job Description Backend Developer (Node.js API)

Experience: 58 Years

Location: Delhi/NCR (On-site)

Role Type: Full-time

We are looking for a strong Backend Developer with hands-on experience in building scalable APIs using Node.js. The role requires deep understanding of databases, microservice architecture, and cloud infrastructure. You will work closely with cross-functional teams to build robust backend services, optimize performance, and ensure end-to-end reliability across systems.

• Build, maintain, and optimizeNode.js APIs for high-performance applications.
• Design and managemicroservices with clean service boundaries and reusable components.
• Work with multiple databases includingPostgreSQL, MongoDB, and MySQL .
• Integrate and maintainpayment gateways (Razorpay/Stripe/Paytm or similar).
• Implement secure, scalable, and modular backend architecture.
• Manage deployments and infrastructure onAWS and GCP .
• Ensure CI/CD workflows, version control, and code quality usingGit .
• Improve system performance through monitoring, tuning, and load testing.
• Collaborate with frontend, product, and QA teams for seamless integrations.
• Write clear technical documentation and maintain API specifications.

• 58 years of hands-on backend development experience.
• Strong proficiency inNode.js , Express.js/Nest.js or similar frameworks.
• Solid understanding ofREST APIs , microservice patterns, and service orchestration.
• Expertise in at least two databases:Postgres, MySQL, MongoDB .
• Experience integratingpayment gateways and handling secure payment flows.
• Strong understanding ofcloud environments (AWS/GCP) and DevOps basics.
• Hands-on experience withGit , branching strategies, and code reviews.
• Familiarity with caching (Redis/Memcached) and message queues (Kafka/RabbitMQ) is a plus.
• Understanding of security best practices: authentication, authorization, token management, rate limiting, etc.
• Ability to write clean, modular, maintainable code.

• Experience withDocker, Kubernetes , or containerized deployments.
• Exposure toserverless architecture (AWS Lambda, Cloud Functions).
• Knowledge of monitoring tools (Grafana, Prometheus, New Relic).
• Understanding of data pipelines or analytics workflows.

• Analytical and detail oriented.
• Comfortable working in fast-paced, product-driven environments.
• Strong problem solver with a collaborative mindset.
• Passionate about building scalable systems and clean architecture.