Staff/Senior Agentic AI Engineers

Join HeartFlow, a pioneering company in the field of medical technology. As a Staff/Senior Agentic AI Engineer, you will play a crucial role in shaping the future of autonomous medical technology. You will design and implement a robust Agentic AI platform, drive the technical execution of new product features, and mentor junior engineers. This is a unique opportunity to work on greenfield projects and make a significant impact in the healthcare industry.

• Design and implement a robust, secure, and scalable Agentic AI platform, establishing standard patterns for multi-agent orchestration, state management, tool usage, and memory.
• Drive the technical execution of brand-new, agent-driven product features from initial ideation to production deployment, building systems to parse requirements, map software modules, and auto-generate test cases.
• Implement advanced guardrails, evaluation frameworks, and reasoning validation loops to ensure agent behaviors are safe, deterministic, and highly accurate within a medical context.
• A passion for greenfield projects - you thrive in ambiguity, enjoy designing systems from scratch, and love solving complex, open-ended problems
• Experience with orchestration frameworks and vector databases
• 5+ years (Senior) or 8+ years (Staff) of professional software engineering experience, with a proven track record of shipping production-grade software
• Experience deploying AI applications in regulated industries (Healthcare, Finance, etc.) or navigating HIPAA/GDPR compliance
• Deep, hands-on experience building applications with Large Language Models (LLMs) and a strong understanding of agentic architectures
• Advanced proficiency in Python or Go, alongside a solid grasp of microservices, API design, and cloud infrastructure (AWS or GCP)
• Active contributions to open-source LLM or Agentic AI frameworks
• Experience with advanced prompt engineering, fine-tuning, or RAG optimization