NodeJS Senior Engineer

Job Summary:

Apexon is seeking a Senior Node.js Engineer with strong expertise in backend development to build and optimize scalable applications. The ideal candidate will have hands-on experience in Node.js architecture, microservices, API development, SQL databases, middleware, and authentication mechanisms.

Key Responsibilities:

Develop, optimize, and maintain scalable APIs (POST, GET, REST) using Node.js and Express.

Design and manage SQL databases (PostgreSQL, MySQL) with efficient SQL queries.

Implement middleware in Node.js to handle request/response processing.

Architect and structure applications following Node.js best practices.

Work with related Node.js frameworks to enhance application performance.

Develop backend services using TypeScript and JavaScript (ES6+).

Implement unit testing for robust and maintainable code.

Design and implement authentication and authorization mechanisms (OAuth, JWT, SSO).

Develop and maintain microservices-based architecture to enhance scalability.

Optimize application performance, security, and reliability.

• Collaborate with cross-functional teams for seamless application development and deployment.

Required Skills & Qualifications:

5+ years of backend development experience (at least 4+ years in Node.js).

Strong understanding of Node.js architecture and middleware.

Experience in creating RESTful APIs (GET, POST methods).

Hands-on experience with SQL databases (PostgreSQL, MySQL) and writing optimized SQL queries.

Proficiency in TypeScript and JavaScript (ES6+).

Expertise in Express.js and other Node.js frameworks.

Familiarity with unit testing frameworks like Jest, Mocha, or Chai.

Knowledge of authentication & authorization mechanisms (OAuth, JWT, SSO).

Experience in designing and maintaining microservices-based applications.

Strong focus on performance optimization and debugging.

Nice-to-Have Skills:

Experience with Docker, Kubernetes, and cloud platforms (AWS, Azure, GCP).

Understanding of GraphQL and event-driven architecture.

Exposure to messaging systems (Kafka, RabbitMQ).

Experience: 5+ years (Minimum 4+ years of relevant Node.js development experience)