NodeJS - NestJS Backend Developers

Role Overview: As a NodeJS/NestJS Backend Developer at Techseria in Ahmedabad, you will play a crucial role in designing and developing robust backend systems to power diverse client applications. You will be responsible for architecting high-performance APIs, microservices, and backend architectures, collaborating with frontend developers, DevOps engineers, and project managers to deliver comprehensive full-stack solutions. This is a work-from-office position that offers the opportunity to tackle complex technical challenges and contribute to solutions that serve a wide range of clients across various industries. Key Responsibilities: - Design and build RESTful APIs and GraphQL endpoints using NodeJS and NestJS framework, implementing clean architecture patterns and ensuring optimal performance for high-traffic applications. - Create efficient database schemas, write optimized queries, and implement database migrations using MongoDB, PostgreSQL, or MySQL while ensuring data integrity and security. - Implement robust authentication systems (JWT, OAuth), role-based access control, data encryption, and security best practices to protect sensitive business data and user information. - Develop microservices using NestJS modules, implement inter-service communication, manage message queues, and integrate third-party APIs to create comprehensive backend ecosystems. - Optimize application performance through caching strategies, database indexing, code profiling, and implement logging and monitoring solutions for production environments. Qualifications Required: - 1-4 years of hands-on Node.js development experience with strong proficiency in NestJS framework, including modules, controllers, services, guards, and dependency injection concepts. - Strong command of JavaScript ES6+ and TypeScript, understanding of asynchronous programming, promises, async/await, and modern JavaScript development patterns. - Proficiency working with databases (MongoDB, PostgreSQL, MySQL), experience with ORMs like TypeORM, Mongoose, or Prisma, and understanding of database optimization techniques. - Extensive experience building RESTful APIs, understanding of HTTP protocols, status codes, and experience integrating third-party APIs and services into backend applications. - Basic understanding of cloud platforms (AWS, Azure, GCP), containerization concepts (Docker), and deployment processes for Node.js applications in production environments. - Familiarity with testing frameworks (Jest, Mocha), version control (Git), package managers (npm/yarn), and development tools for debugging and performance monitoring.,