Senior Backend Developer

Job Summary

We are seeking a highly skilled Senior Node.js Backend Developer to design, develop, and maintain scalable backend services and APIs. The ideal candidate has a strong understanding of backend architecture, microservices, and cloud deployments, along with a passion for writing clean, maintainable, and well-tested code.

Key Responsibilities

• Design, develop, and maintain backend services, RESTful and GraphQL APIs using Node.js and related frameworks.
• Architect scalable solutions and optimize existing services for performance and reliability.
• Collaborate with product, front-end, and DevOps teams to deliver end-to-end features.
• Implement secure authentication & authorization (JWT, OAuth2, session-based).
• Integrate with Cockroach DB, Redis and external APIs, ensuring data consistency and performance.
• Write unit, integration, and performance tests to ensure high code quality.
• Troubleshoot, debug, and resolve production issues.

Required Skills & Qualifications

• 45 years of professional backend development experience, with at least 3 years in 

  Node.js

  .
• Strong proficiency in 

  JavaScript and TypeScript

  .
• Hands-on experience with 

  Express.js

• Solid understanding of microservices architecture and message brokers - 

  RabbitMQ and  Kafka.

• Strong database skills — 

  CockroachDB, Redis.

• Experience with cloud platforms 

  (AWS, GCP, or Azure)

  .
• Proficiency in 

  Git

  and collaborative development workflows.
• Knowledge of 

  RESTful API and GraphQL design principle

  s.
• Familiarity with testing frameworks - Mocha
• Strong debugging, problem-solving, and performance optimization skills.