Node js Backend developer

Backend JavaScript API Developer (3–5 Years)

Role overview

This role focuses on designing and building backend APIs using JavaScript/Type Script, managing databases, and deploying services on cloud platforms.

Key responsibilities

· Design, develop, and maintain RESTful (and/or Graph

QL) APIs for web and mobile applications.

· Implement server-side business logic, integrations with third-party services, and background jobs.

· Design and optimize database schemas, queries, and indexes for performance and data integrity.

· Ensure API reliability, scalability, and security (authentication, authorization, input validation, rate limiting).

· Write clean, testable code with unit/integration tests and participate in regular code reviews.

· Collaborate with frontend, QA, and Dev Ops teams to deliver features from design to production on cloud environments (AWS/Azure/GCP).

· Monitor and troubleshoot issues, optimize performance, and improve observability (logging, metrics, alerts).

Required skills and experience

· 3–5 years of hands-on backend development using JavaScript/Type Script with Node.js and frameworks like Express or NestJS.

· Strong experience in building and consuming RESTful APIs and working with JSON-based integrations.

· Solid understanding of relational and/or No

SQL databases (e.g., Postgre

SQL, MySQL, Mongo

DB), including schema design and query optimization.

· Practical exposure to at least one major cloud provider (AWS, Azure, or GCP) for deploying and operating backend services.

· Familiarity with Git-based workflows, CI/CD pipelines, and basic containerization concepts (Docker).

· Good understanding of security best practices for APIs and data handling.

Nice-to-have capabilities

· Exposure to frontend frameworks (React, Angular, or Vue) for better end-to-end collaboration.

· Experience with message queues, event-driven architectures, or serverless functions.

· Knowledge of performance profiling and caching strategies (Redis or similar).

Education and attributes

· Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.

· Strong problem-solving skills, attention to detail, and effective communication in an Agile team environment.