Back End Developer
Populus Empowerment NetworkChennai, Tamil Nadu, India9 hours ago
Job descriptionStrong proficiency in Node.js with TypeScript (4+ years hands-on experience). Deep understanding of MongoDB , including schema design, aggregation, and performance tuning. Proven experience building and deploying microservices-based architectures . Solid understanding and implementation experience with Singleton and other key design patterns . Strong grasp of asynchronous programming , event-driven systems , and API optimization . Hands-on experience with Docker , Git , and CI / CD pipelines . Familiarity with RESTful APIs , Express.js or NestJS frameworks . Knowledge of error handling , logging , and monitoring tools (Winston, PM2, ELK, etc.). Bachelor’s or Master’s degree in Computer Science, Information Technology, or related field. Immediate Joiners are preferred.
Key Responsibilities
- Design, develop, and maintain backend services using Node.js (TypeScript) and MongoDB .
- Implement microservices for scalability, modularity, and maintainability.
- Apply design patterns — especially Singleton , Factory , and Repository — to improve code reusability and consistency.
- Optimize backend code for performance, scalability, and reliability .
- Write and maintain RESTful APIs and integrate with third-party services.
- Design and manage MongoDB schemas , indexes, and queries for high performance.
- Implement API security , authentication (JWT / OAuth) , and data validation .
- Work closely with DevOps teams for CI / CD , containerization (Docker) , and cloud deployment (AWS / Azure).
- Ensure code quality with unit and integration tests (Jest, Mocha, Supertest).
- Participate in code reviews , architecture discussions , and technical documentation .
Required Technical Skills
Education
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Back End Developer • Chennai, Tamil Nadu, India
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