Senior AI/ML Engineer, Agentic Systems, LLM

About the role

Quest Global AI/ML team builds advanced agentic systems and large language model solutions for enterprise clients. The Senior Engineer translates business problems into ML models, designs prompt‑engineered pipelines, and ships production LLM agents using FastAPI, LangChain and vector databases. Bengaluru, Karnataka, India – on-site.

What you’ll do

• Translate business problems into analytical and ML solutions
• Build, evaluate and ship LLM/agentic models
• Collaborate with product and engineering to measure outcomes
• Design and maintain FastAPI services for model serving
• Implement prompt engineering pipelines and versioning
• Integrate vector databases and embedding pipelines
• Ensure scalability with message queues and event‑driven architecture

What you’ll bring

• 5-8 years AI/ML experience
• 1+ years production LLM/agentic systems
• Strong Python 3.10+ with FastAPI and asyncio
• Hands‑on Gemini, OpenAI or Anthropic API integration
• Experience with LangChain, LangGraph or AutoGen
• Prompt engineering and A/B testing
• Vector DBs such as FAISS, Pinecone, Vertex Matching Engine
• Distributed systems patterns

Skills