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EPAM Systems - Senior/Lead Generative AI Engineer - LLM/RAG

EPAM Systems
5 - 10 Years
Chennai

Posted on: 03/10/2026

Job Description

Role Overview :

We are seeking an experienced AI Engineer to design and build production-grade Generative AI solutions with a strong focus on agentic workflows, multi-agent systems, and enterprise AI applications. The ideal candidate combines strong software engineering fundamentals with hands-on expertise in LLMs, RAG architectures, and AI agent frameworks.

Key Responsibilities :

- Design, architect, and develop scalable Generative AI applications and agentic solutions for real-world business use cases.

- Build and orchestrate AI agents using frameworks such as LangChain, LangGraph, Google ADK, CrewAI, AutoGen, Microsoft Copilot Studio, or similar technologies.

- Develop and maintain backend services, APIs, microservices, and data pipelines that power AI-driven products.

- Implement advanced AI patterns including RAG, Agentic RAG, tool/function calling, planning & reflection loops, and human-in-the-loop workflows.

- Engineer and optimize prompts, system instructions, and agent workflows to improve reliability, accuracy, and user experience.

- Integrate LLMs with enterprise systems, third-party APIs, vector databases, and knowledge repositories.

- Monitor, evaluate, and continuously improve model and agent performance using observability tools, metrics, and user feedback.

- Collaborate closely with Product, Engineering, Data, and Design teams to deliver impactful AI solutions.

- Stay current with emerging AI technologies, frameworks, and best practices, contributing innovative ideas to the team.

- Document architectures, design decisions, and reusable solution patterns while supporting knowledge sharing across teams.

Required Qualifications :

- 5 - 10 years of overall software engineering experience.

- 3+ years of hands-on experience building applications using Generative AI and LLM technologies.

- Strong proficiency in Python and experience developing production-ready applications.

- Hands-on experience with at least two agentic AI frameworks such as LangChain, LangGraph, Google ADK, CrewAI, AutoGen, or Microsoft Copilot extensibility.

- Strong backend development skills, including REST/gRPC APIs, asynchronous programming, Docker, and frameworks such as FastAPI or Flask.

- Solid understanding of leading LLMs including OpenAI GPT models, Anthropic Claude, Google Gemini, and open-source alternatives.

- Practical experience building RAG solutions using vector databases such as Pinecone, Weaviate, ChromaDB, or Qdrant.

- Expertise in prompt engineering, LLM orchestration, structured outputs, guardrails, ReAct patterns, and evaluation techniques.

- Strong problem-solving, system design, and architectural decision-making skills.

- Excellent communication skills with the ability to collaborate effectively across global teams.

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Posted by

Vikram Koteswararao

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Posted in

AI/ML

Functional Area

ML / DL Engineering

Job Code

1676486

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