Associate AI/ML Engineer

Role Overview

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. We are seeking an Agentic AI Developer to join our AI Engineering team and drive the design, development, and deployment of next-generation AI solutions for MarTech usecases. The role requires hands-on expertise in Large Language Models (LLMs), Agentic AI, Retrieval-Augmented Generation (RAG), prompt engineering, orchestration frameworks, and modern cloud-native application development.

Responsibilities

• Design and implement autonomous and multi-agent systems capable of planning, reasoning, tool invocation, and workflow execution
• Build agent workflows using agent orchestration frameworks
• Develop reusable agent components, skills, tools, and enterprise integrations
• Enable human-in-the-loop controls and agent governance mechanisms
• Evaluate, select, and integrate appropriate Large Language Models (LLMs) for business use cases
• Design robust prompt engineering and prompt management strategies
• Optimize model performance, latency, cost, and response quality
• Implement model evaluation and monitoring frameworks
• Design and implement enterprise-scale RAG solutions
• Build document ingestion, chunking, embedding, retrieval, and ranking pipelines
• Manage vector databases and knowledge repositories
• Improve factual accuracy and reduce AI hallucinations through grounded retrieval strategies

Requirements

• Full Stack Developer experience
• Experience with Java, React, Next JS, Python, REST API's, SQL, Azure Cloud Platform, AKS (Azure Kubernetes Service), Azure Cosmos DB, and Azure Blob Storage
• Experience with Agentic AI and LLM's

Skills

• Python
• Java
• React
• Azure
• LLM