Lead AI Engineer, Voice Agents & Real‑World Systems

Sage Care; Palo Alto (CA); On-site; USD 130,000 - 160,000; Full time

Job summary

A healthcare technology startup in California is seeking a Staff AI Engineer to lead AI agent design and evolution, particularly in voice systems. Candidates should have 7+ years of software engineering experience and a background in AI agents or conversational systems in production. Key responsibilities include designing agent architecture, optimizing performance, and mentoring engineers. This role offers the opportunity to work on complex, non-deterministic systems and influence the development of innovative AI solutions.

Qualifications

• 7+ years of software engineering experience.
• Experience building and operating AI agents or conversational systems in production.
• Strong understanding of agent orchestration and control flow.
• Experience designing evaluation systems for AI quality.

Responsibilities

• Design and own AI agent architecture.
• Build systems that enable reliable agent operations.
• Develop evaluation frameworks for agent quality.
• Debug and resolve complex production issues.
• Optimize performance across the stack.
• Define best practices for AI agent operation.

Skills

AI agent orchestration

Debugging complex systems

Building conversational systems

Evaluating AI system quality

Job description

A healthcare technology startup in California is seeking a Staff AI Engineer to lead AI agent design and evolution, particularly in voice systems. Candidates should have 7+ years of software engineering experience and a background in AI agents or conversational systems in production. Key responsibilities include designing agent architecture, optimizing performance, and mentoring engineers. This role offers the opportunity to work on complex, non-deterministic systems and influence the development of innovative AI solutions.