Backend Developer - Node.js Framework

Description :

Responsibilities :

API Development & Backend Engineering :

- Design, develop, and maintain RESTful APIs using Node.js, Express.js, and OpenAPI Specification.

- Build modular, reusable, and testable backend components for high-availability systems.

- Own the full lifecycle of backend development - from planning to deployment and maintenance.

Collaboration & Integration :

- Collaborate with frontend developers to integrate user-facing components with server-side logic.

- Work closely with product, engineering, and QA teams to define requirements, acceptance criteria, and technical solutions.

- Participate in sprint planning, code reviews, and architectural discussions.

Performance, Scalability & Reliability :

- Optimize applications for maximum speed and scalability.

- Implement caching strategies, load balancing, and efficient database queries to improve system performance.

- Monitor and troubleshoot performance issues and bottlenecks.

Quality Assurance & Best Practices :

- Write clean, maintainable, and well-documented code following industry best practices.

- Implement automated testing frameworks (unit, integration, API tests).

- Ensure adherence to secure coding standards and data protection principles.

- Maintain version control standards and deployment workflows (Git, CI/CD).

Troubleshooting & Support :

- Diagnose and resolve backend bugs, performance issues, and integration challenges.

- Support production systems, perform root cause analysis, and implement preventive measures.

Required Skills & Qualifications :

- 3 - 6 years of hands-on experience as a Backend Developer using Node.js and Express.js.

- Strong proficiency in designing and documenting APIs using OpenAPI Specification / Swagger.

- Solid understanding of asynchronous programming, event-driven architecture, and Node.js internals.

- Experience with relational or NoSQL databases (MySQL, PostgreSQL, MongoDB, Redis).

- Proficiency in REST API design, authentication protocols (JWT, OAuth2), and API security principles.

- Experience with API testing tools such as Postman, Newman, or similar.

- Familiarity with cloud platforms (AWS, GCP, Azure) and containerization (Docker, Kubernetes) is an advantage.

- Strong debugging, analytical, and problem-solving skills.

- Excellent communication and collaboration abilities.

Preferred Qualifications :

- Experience in microservices architecture and distributed systems.

- Knowledge of TypeScript and modern backend frameworks.

- Familiarity with CI/CD pipelines (GitHub Actions, Jenkins, GitLab CI).

- Experience with logging and monitoring tools (Winston, ELK, Grafana)