senior Node.js Developer

Experience: 5+ Years

Location: Chennai

Employment Type: Full-time

Role Overview

We are looking for an experienced Node.js Developer with strong expertise in reactive programming concepts (Reactive Extensions / Reactive.NET principles) to build scalable, high-performance backend systems. The ideal candidate will design and develop event-driven, non-blocking applications and work closely with cross-functional teams to deliver reliable solutions.

Key Responsibilities

• Design, develop, and maintain scalable backend services using Node.js
• Implement reactive and event-driven architectures using Reactive programming principles
• Build high-performance, asynchronous, and non-blocking APIs
• Work with streams, observables, and reactive patterns to handle data flow efficiently
• Integrate backend services with databases, third-party APIs, and message queues
• Optimize application performance, scalability, and reliability
• Collaborate with frontend, DevOps, QA, and product teams
• Write clean, reusable, testable, and well-documented code
• Perform code reviews and mentor junior developers
• Troubleshoot production issues and ensure system stability

Required Skills & Qualifications

• 5+ years of hands-on experience in Node.js development
• Strong understanding of reactive programming concepts (Reactive Extensions / Rx principles)
• Proficiency in JavaScript (ES6+) / TypeScript
• Experience with asynchronous programming, event loops, streams, and observables
• Strong experience building RESTful APIs / Microservices
• Hands-on experience with databases (MongoDB, PostgreSQL, MySQL, or similar)
• Experience with message brokers (Kafka, RabbitMQ, Redis Streams, etc.)
• Familiarity with Docker, CI/CD pipelines, and cloud platforms
• Good understanding of design patterns and system architecture

Good to Have

• Experience with RxJS or similar reactive libraries
• Exposure to microservices and distributed systems
• Knowledge of performance tuning and monitoring tools
• Experience working in Agile / Scrum environments

What We Offer

• Opportunity to work on scalable, high-impact systems
• Collaborative and learning-driven work culture
• Competitive compensation and growth opportunities