LSInextGen - Node.js Backend Developer - Javascript/TypeScript (4-6 yrs)

Job Overview :

We are seeking a talented and passionate Node.js Backend Developer to join our growing team.

You will play a crucial role in designing, developing, and maintaining the backend infrastructure that powers our [product/platform/service].

The ideal candidate is a self-starter with a strong understanding of Node.js and related technologies, a commitment to writing clean and efficient code, and a passion for building scalable and reliable systems.

You will collaborate closely with frontend developers, product managers, and other stakeholders to deliver exceptional user experiences.

Key Responsibilities :

Design and Development :

- Develop and maintain robust and scalable backend applications using Node.js and related frameworks (e.g, Express.js, Koa.js, NestJS).

- Design and implement RESTful APIs and GraphQL services, adhering to best practices for API design and documentation (e.g, OpenAPI/Swagger).

- Contribute to the development of microservices architecture.

- Write clean, well-documented, and testable code.

- Participate in code reviews and contribute to improving code quality.

Database Management :

- Design and optimize database schemas for relational (e.g, MySQL, PostgreSQL) and/or non-relational (e.g, MongoDB, Cassandra) databases.

- Write efficient and secure database queries.

- Implement data migration strategies.

Performance and Scalability :

- Optimize application performance for scalability, reliability, and low latency.

- Implement caching strategies using tools like Redis or Memcached.

- Monitor application performance and identify areas for improvement.

Integration :

- Integrate with third-party APIs and services.

- Implement message queues (e.g, RabbitMQ, Kafka) for asynchronous communication.

Security :

- Implement security best practices to protect against vulnerabilities (e.g, OWASP guidelines).

- Implement user authentication and authorization mechanisms (e.g, OAuth 2. 0, JWT).

- Conduct security audits and address vulnerabilities.

Collaboration :

- Work closely with cross-functional teams (frontend developers, product managers, QA) to gather and refine requirements.

- Participate in agile development processes.

- Communicate effectively and proactively.

Testing and Maintenance :

- Write unit, integration, and end-to-end tests using testing frameworks like Jest, Mocha, or Cypress.

- Implement CI/CD pipelines for automated testing and deployment.

- Monitor and troubleshoot production systems, proactively identifying and resolving issues.

- Participate in on-call rotations as needed.

Key Requirements :

Technical Skills :

Core Backend Development :

- Strong proficiency in Node.js and JavaScript/TypeScript.

- Solid understanding of asynchronous programming and event loop.

- Experience with backend frameworks like Express.js, Koa.js, or NestJS.

Databases :

- Hands-on experience with SQL (e.g, MySQL, PostgreSQL) and/or NoSQL (e.g, MongoDB, Cassandra) databases.

- Proficiency in writing efficient SQL queries and designing database schemas.

APIs and Services :

- Proficient in designing and building RESTful APIs and GraphQL services.

- Understanding of API documentation tools like OpenAPI/Swagger.

Performance :

- Knowledge of performance optimization techniques and tools.

- Experience with caching mechanisms (e.g, Redis, Memcached).

DevOps :

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

- Experience with containerization technologies like Docker and Kubernetes (preferred).

- Knowledge of cloud platforms like AWS, GCP, or Azure (preferred).

Testing :

- Experience with testing frameworks like Jest, Mocha, or Cypress.

- Knowledge of different testing methodologies (e.g, unit, integration, E2E).

Soft Skills :

- Excellent communication and collaboration skills.

- Strong problem-solving abilities.

- Ability to work independently and as part of a team.

- Passion for learning and staying up-to-date with the latest technologies.