Backend Developer – TypeScript / Node.js / MCP / LLM / RAG

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About the Role

Backend Developer

Key Responsibilities

• Design, build, and maintain backend services using Node.js and TypeScript.
• Develop, optimize, and document RESTful and GraphQL APIs.
• Implement and manage

  MCP servers

  for model context and runtime integrations.
• Integrate

  LLM

  (Large Language Models) and

  RAG

  (Retrieval-Augmented Generation) components into backend workflows.
• Collaborate with frontend teams to ensure smooth API-to-UI data flow (ReactJS).
• Write efficient, modular, and scalable backend code.
• Integrate with databases (PostgreSQL, MongoDB, or similar) and caching systems.
• Ensure code quality, performance, and security across all backend components.

Required Skills & Experience

• 3–6 years of professional experience in

  Node.js, TypeScript, and JavaScript

  .
• Proven experience building and integrating APIs at scale.
• Hands-on experience working with

  MCP servers

  .

• Strong knowledge of LLM and RAG-based systems

  (e.g., LangChain, OpenAI, or similar frameworks).
• Basic to intermediate experience with

  ReactJS

  (frontend collaboration).
• Strong grasp of asynchronous programming and event-driven design.
• Familiarity with Git, CI/CD, and containerization (Docker).

Good to Have

• Exposure to

  WebSocket

  or real-time data systems.
• Experience deploying AI pipelines in production environments.
• Familiarity with cloud platforms (AWS, GCP, Azure).
• Understanding of authentication frameworks (JWT, OAuth).

Why Join Us

• Work on cutting-edge AI infrastructure combining LLM, RAG, and real-time systems.
• Be part of a fast-paced team shaping the future of AI-powered voice and automation.
• Competitive salary, performance-based growth, and career advancement.

CCT mentiones is in INR