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GNX Digital Solutions (P) Ltd

Module No.244, 2nd Floor, Nila Building, Phase-I Campus, TECHNOPARK, , 695581

Lead - Node Js (6+Yrs Backend Exp.)

Closing Date:30,Apr 2026
Job Published: 20,Apr 2026
Contact Email: hr@gnxsolutions.in

Brief Description

 

We are looking for a highly experienced Backend Developer who has deeply worked on Node.js projects and has strong experience in designing scalable backend systems.

Our platform serves 10+ lakh active users, so we need a developer who understands large-scale system design, performance optimization, caching strategies, and high-load backend architecture.

The ideal candidate should be capable of designing solutions for complex problems, building scalable microservices, optimizing databases, and ensuring high-performance APIs that can handle heavy traffic and concurrent users.

This role requires someone who can take ownership of backend architecture and build production-grade systems designed for scale.

Only apply if you have strong hands-on experience in Node.js backend architecture and building scalable systems.

Must-Have Requirements

· 6+ years of backend development experience

· Strong hands-on experience with Node.js (NestJS preferred)

· Proven experience designing and building scalable backend systems

· Experience working on high-traffic applications with large user bases

· Strong knowledge of microservices architecture

· Experience with performance optimization and backend scalability

· Expertise in caching strategies (Redis)

· Strong experience with PostgreSQL and SQL query optimization

· Experience implementing authentication & authorization (JWT, RBAC/PBAC, token flows)

· Experience with event-driven architectures (RabbitMQ / Kafka)

· Strong experience with API design and scalable service architecture

· Experience using Git and following clean code practices

· Cloud experience (AWS / Azure)

Preferred Skills

 

· Experience with MongoDB or other NoSQL databases

· Knowledge of OAuth2 / OIDC / Keycloak

· Experience with Enterprise SSO or SAML

· Experience with Docker and container-based environments

· Basic DevOps and CI/CD knowledge

· Experience with API gateways

· Experience mentoring or leading developers

 

What We Expect

· Ability to design scalable backend architecture

· Strong focus on performance, caching, and system optimization

· Ability to solve complex backend problems

· Ownership of code quality and system reliability

· Clear communication and collaboration with teams