Senior Node.js / NestJS Developer

Experience: 5+ Years
Employment Type: Full time
Role: Senior Backend Developer
Location: Remote

About the Role

We are looking for an experienced Senior Node.js / NestJS Developer with 5+ years of backend development experience to join our engineering team.

The ideal candidate should have strong expertise in Node.js, NestJS, SQL/NoSQL databases, microservices, asynchronous processing, AWS, system design, and CI/CD. The candidate should be comfortable designing scalable backend systems, optimizing application and database performance, and working closely with frontend and DevOps teams.

Key Responsibilities
- Design, develop, and maintain scalable backend applications using Node.js and NestJS.
- Design and implement RESTful APIs and backend services.
- Build and maintain microservices-based architectures.
- Design database schemas and optimize queries for high-performance applications.
- Work with MySQL/PostgreSQL and MongoDB, including indexing, aggregation, transactions, and query optimization.
- Implement queues, background jobs,



scheduled tasks, and asynchronous processing.
- Work with messaging/queue technologies such as Kafka, RabbitMQ, SQS, BullMQ, or equivalent.
- Design reliable and scalable systems considering performance, availability, scalability, and fault tolerance.
- Work with AWS services for application deployment, storage, databases, messaging, monitoring, and infrastructure.
- Develop and maintain CI/CD pipelines for automated testing, building, and deployment.
- Follow Git-based version control practices and collaborate through code reviews and pull requests.
- Troubleshoot production issues, identify root causes, and implement long-term solutions.
- Write clean, maintainable, testable, and well-documented code.
- Participate in system design and technical architecture discussions.
- Mentor junior and mid-level developers and contribute to engineering best practices.
- Collaborate with frontend developers worki

📌 Senior Node.js (Kolkata)
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