Senior Backend Developer

6 days ago

Kolkata, West Bengal, India beBeeBackend Full time ₹ 10,00,000 - ₹ 25,00,000

Job Summary

Key Job Responsibilities:
  • Develop backend services using Node.js and TypeScript in a monorepo setup with PNPM.
  • Work with PostgreSQL as the primary database and TypeORM as the ORM layer.
  • Implement Domain-Driven Design (DDD), Repository Pattern, and other architectural best practices.
  • Write unit tests and ensure code quality through proper testing strategies.
  • Build scalable microservices with strong focus on dependency injection and modular design.
  • Contribute to AI orchestration flows using LangChain and LangGraph in JavaScript.
  • Collaborate with the team to ensure secure and performant backend services for the platform.
  • (Optional but nice-to-have) Assist in minor ReactJS work for internal tools or dashboards.

Requirements:

Must-Haves:
  • 0–2 years of backend development experience (fresh graduates welcome).
  • Strong knowledge of Node.js with TypeScript.
  • Familiarity with PostgreSQL, TypeORM, and basic SQL concepts.
  • Understanding of unit testing and test-driven development principles.
  • Exposure to Domain-Driven Design, repository pattern, and clean architecture is a plus.
  • Basic understanding of microservices and API design principles.
  • Experience with dependency injection frameworks in Node.js.
  • (Good to have) Familiarity with LangChain, LangGraph, or AI orchestration concepts.
  • (Bonus) Some experience or exposure to cybersecurity, incident response, or breach handling.
  • (Nice-to-have) Basic knowledge of ReactJS.
Nice-to-Haves:
  • Ai Orchestration Tools: LangChain, LangGraph
  • Dependency Injection frameworks
  • Unit testing frameworks (Jest or similar)
Why You'll Thrive Here:
  • Work on an innovative cybersecurity platform at the intersection of AI and incident response.
  • Gain hands-on experience with cutting-edge tools like LangChain, LangGraph, and advanced architectural patterns.
  • Be part of a fast-growing team that values clean code, best practices, and continuous learning.
  • Remote-first culture with collaborative team environment.

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