Gen AI Engineer – Backend (Node.js)

Themesoft Inc.

United States

Description

Role: Gen AI Engineer (Backend)

Location: Remote in USA

Duration: W2 Contract (Candidate need to work on our W2)

We are seeking a Gen AI Engineer (Backend) with strong expertise in spec-based AI solution development and proven experience in taking Gen AI solutions to production. The role focuses on building scalable backend services leveraging RAG, Agentic AI, and cloud-native architectures.

👉 Backend-focused Gen AI Engineer with strong Node.js expertise, capable of building and deploying RAG/Agentic AI solutions on AWS.

Key Responsibilities

  • Design and develop backend-driven Gen AI applications based on defined specifications
  • Build and deploy production-grade AI solutions
  • Implement RAG (Retrieval Augmented Generation) pipelines
  • Develop and orchestrate Agentic AI workflows / AI agents
  • Build and manage APIs for AI integrations (REST-based)
  • Integrate Gen AI models (OpenAI / Azure OpenAI / similar) into backend services
  • Ensure scalability, performance, and reliability of AI solutions
  • Collaborate with cross-functional teams (product, frontend, architecture)

Required Skills

✅ Gen AI (Core)

  • Strong hands-on experience with Gen AI / LLM-based application development
  • Experience with:
  • RAG implementations
  • Agentic AI / multi-step AI workflows
  • Experience deploying AI solutions from POC to Production

✅ Backend Development

  • Strong expertise in:
  • Node.js / Express.js
  • Experience building scalable APIs / microservices
  • System design and backend architecture concepts

✅ Cloud & Integration

  • AWS (mandatory)
  • Experience integrating AI/ML APIs
  • Database exposure (NoSQL / SQL preferred)

Good to Have

  • Exposure to tools like LangChain / LangGraph
  • Experience with vector databases (Pinecone, FAISS, etc.)
  • Knowledge of event-driven or serverless architectures

Thank you

Praveen

[email protected]