Lead Software Engineer - Python with GenAI, LLM
Summary
Designs and builds production-grade Generative AI solutions with a focus on agentic workflows, LLMs, and RAG architectures using Python and frameworks like LangChain. Combines software engineering fundamentals with expertise in AI agent frameworks and cloud AI platforms.
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.
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
Requirements
- 7 to 12 years of relevant professional experience
- 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
- Experience with cloud AI platforms including Azure OpenAI, AWS Bedrock, or Google Vertex AI/ADK
- 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
Benefits
Opportunity to work on technical challenges that may impact across geographies
Vast opportunities for self-development: online university, knowledge sharing opportunities globally, learning opportunities through external certifications
Opportunity to share your ideas on international platforms
Sponsored Tech Talks & Hackathons
Unlimited access to LinkedIn learning solutions
Possibility to relocate to any EPAM office for short and long-term projects
Focused individual development
Benefit package:
- Health benefits
- Retirement benefits
- Paid time off
- Flexible benefits
Forums to explore beyond work passion (CSR, photography, painting, sports, etc.)