Senior Member of Technical Staff
About the role
Senior MTS at Harper, an AI-native commercial insurance brokerage, owning end-to-end systems, driving AI infrastructure, architecture, and revenue-impacting delivery in a fast-growing SF startup.
Responsibilities
- Own core AI infrastructure — LLM orchestration, prompt management, retrieval systems, structured output parsing
- Design agent architecture — Define abstractions that let us ship new agents in days
- Build evaluation that works — Systems that measure whether agents are getting better at closing deals
- Architect decision trace capture — Make every AI judgment traceable
- Own platform scale — Thousands of concurrent conversations, sub-second response times
Qualifications
- 3-6 years software engineering experience
- Production experience with LLM applications and AI systems
- Strong architectural skills with hands-on implementation
- Track record of owning systems end-to-end
- Based in San Francisco or willing to relocate
Skills
Benefits
- Health, dental, and vision insurance
- Commuter benefits
- Team meals and snacks
About Harper
AI-native commercial insurance brokerage
At Harper, we are building a fully autonomous commercial insurance brokerage powered by AI. Our initial focus is on mid-sized businesses with complex insurance needs, but our vision is to eventually serve every business in the country. By leveraging AI to automate key workflows in the insurance process, we efficiently secure optimal coverage for each client's unique requirements at competitive prices and with rapid turnaround. Our AI system learns from the expertise of our brokers, accumulating not just knowledge but also the specific workflows, data, and capabilities that pave the way to full autonomy.
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