Lead AI Engineer — Clinical LLM & RAG Architect

Humana; Charlotte (NC); On-site; USD 129,000 - 178,000; Full time

Job summary

Humana is seeking a Lead Software Engineer to design and own the end-to-end AI architecture, including LLM-powered tools, RAG pipelines, and multi-agent orchestration. You will collaborate with product, clinicians, and data teams to deliver clinically relevant AI features while maintaining HIPAA compliance.

The role requires deep expertise in AI/ML systems, LangChain/LlamaIndex, and production-grade pipelines, with strong Python and TypeScript skills.

Qualifications

• B.S. or M.S. in Computer Science, Engineering, or a related field (or equivalent experience).
• 8+ years of software engineering experience, with 4+ years focused on production AI/ML systems.
• Hands-on experience with large language models and orchestration frameworks (LangChain, LlamaIndex, or equivalent).
• Strong proficiency in Python, Typescript and ML tooling (Hugging Face, PyTorch, or similar).
• Proven experience designing and deploying RAG pipelines and vector search systems in production.
• Working knowledge of model fine-tuning approaches (LoRA, RLHF, instruction tuning, or equivalent).
• Experience designing and implementing custom LLM and agent eval frameworks, including automated eval pipelines.
• Experience building multi-agent AI systems, including agent orchestration and sandboxed execution.
• Demonstrated ownership of complex AI systems end-to-end, from architecture through production operation.
• Understanding of HIPAA requirements and secure handling of PHI.
• Strong written and verbal communication skills across technical and non-technical audiences.
• Hands-on experience with AI-assisted development tools and LLM coding harnesses (Claude Code, Pi Agent, Cursor, Codex, or similar).

Responsibilities

• Technical Architecture and Ownership: Design and own end-to-end architecture of AI systems, including LLM-powered tools and pipelines.
• Model Development and Fine-Tuning: Evaluate and guide fine-tuning; establish evaluation frameworks for safety and accuracy.
• Clinical and Product Partnership: Collaborate with product managers, clinicians, and data stakeholders to translate workflows into AI features.
• HIPAA Compliance and Responsible AI: Ensure systems meet HIPAA and Humana Responsible AI standards, including AIRB review participation.

Skills

AI/ML systems

LangChain

LlamaIndex

Python

Typescript

RAG pipelines

Vector search

Model fine-tuning

Production deployment

Education

B.S. or M.S. in Computer Science, Engineering, or related field

Tools

Hugging Face

PyTorch

AWS

Azure

GCP

Job description

Humana is seeking a Lead Software Engineer to design and own the end-to-end AI architecture, including LLM-powered tools, RAG pipelines, and multi-agent orchestration. You will collaborate with product, clinicians, and data teams to deliver clinically relevant AI features while maintaining HIPAA compliance.

The role requires deep expertise in AI/ML systems, LangChain/LlamaIndex, and production-grade pipelines, with strong Python and TypeScript skills.