Lead AI Platform Engineer

Signant Health is seeking a Lead AI Platform Engineer to build and optimize AI Platform and agents that automate workflows across the organization. The ideal candidate will have strong software engineering fundamentals and expertise in generative AI technologies. This role requires a collaborative, fast-paced environment with a global team that combines science, technology, and operational expertise to solve complex clinical trial challenges.

Requirements

• 5+ years of software engineering experience with strong proficiency in Python and production system development
• 2+ years of hands-on experience building and deploying AI/ML applications in production environments
• Demonstrated expertise in prompt engineering, context engineering, and optimizing LLM-based applications for accuracy and performance
• Experience implementing RAG (Retrieval-Augmented Generation) systems using vector databases
• Proven track record of building evaluation frameworks and metrics to measure AI system quality, accuracy, and reliability
• Experience with LLM fine-tuning, dataset engineering, and model evaluation methodologies
• Strong understanding of AI security principles including guardrails, content filtering, hallucination detection, and prompt injection prevention

Benefits

• Generous Paid Time Off
• 401k Matching
• Retirement Plan
• Flexible Work Arrangements