Founding AI Agent Engineer

ABOUT THE ROLE Build production-grade conversational AI agents for a healthtech platform focused on clinical trial recruitment. As an early engineering hire, you will own core agent capabilities that help connect patients with relevant studies while meeting the safety needs of a regulated industry. WHAT YOU'LL DO - Orchestrate AI agents that support patient recruitment across multiple clinical trials. - Analyze production conversations, identify failure scenarios, create evaluations, and use results to improve the agent harness. - Integrate health profile data sources to support timely outreach and patient qualification. - Develop consistent, personalized agent experiences across voice, SMS, and email. - Evaluate emerging agent tools and research, and incorporate relevant advances into the software platform. WHAT WE'RE LOOKING FOR - Zero to four years of experience as a software engineer, agent engineer, or applied AI engineer. - Hands-on experience building conversational agents and agent harnesses for real users at scale, beyond demos or personal projects. - Experience with production tracing and evaluation infrastructure for AI agents. - Familiarity with conversational AI, LLMs, agent orchestration, voice AI, messaging APIs, and tools such as LangGraph or the Vercel AI SDK. - Strong software engineering fundamentals, an undergraduate degree in computer science, mathematics, or a related field, and the ability to work independently through difficult problems. - Healthtech experience or a strong interest in the field is valuable, as is experience building consumer-facing AI products. - Must be authorized to work in the United States without visa sponsorship and able to work on-site in the San Francisco Bay Area. COMPENSATION & BENEFITS Base salary range: $150,000 to $220,000 annually. Visa sponsorship is not available. LOCATION On-site in the San Francisco Bay Area, California, United States.