Fieldguide

Senior Software Engineer, Agents (Foundation Agents)

San Francisco, CA · Remote·$225K–250K

Engineering

ABOUT US

Fieldguide is establishing a new state of trust for global commerce and capital markets by automating and streamlining the work of assurance and audit practitioners—specifically in cybersecurity, privacy, and financial audits. We build software for the people who enable trust between businesses.

We're based in San Francisco, CA, and backed by Goldman Sachs Alternatives, Bessemer Venture Partners, 8VC, Floodgate, Y Combinator, and more. Over 50 of the top 100 accounting and consulting firms trust Fieldguide to power mission-critical work.

ABOUT THE ROLE

The Foundation Agents team stewards the long-horizon agents powering the Fieldguide AI platform. We work at the frontier of AI product development: agent knowledge, evaluations, and improving quality and reliability at scale. As a Senior Software Engineer, Agents, you'll take ownership of how the team measures and improves agent quality, and help drive the platform forward.

WHAT YOU’LL OWN

  • Evals strategy and error-analysis practice, shaping how the team measures and improves agent quality
  • Design and build agent knowledge and evaluation infrastructure for Fieldguide's long-horizon agents
  • Lead error analysis on agent behavior, turning findings into concrete platform-level reliability improvements
  • Build and harden backend systems that support agent execution, evaluation, and monitoring at scale
  • Drive the AI platform's reliability and quality roadmap forward, working closely with the broader AI team
  • Mentor engineers on the team, raising the bar on eval rigor and error-analysis practic
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