Senior Software Engineer, Agents (Foundation Agents)
Fieldguide is hiring for Senior Software Engineer, Agents (Foundation Agents) in San Francisco, CA. Senior level. First seen September 17, 2026; open as of November 12, 2026. Jobs taken straight from company career pages — no aggregator in between.
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- Company
- Fieldguide
- Where
- San Francisco, CA
- Level
- Senior
- First seen
- September 17, 2026
- Listed via
- Ashby
What the posting says
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…
Read more and apply on Fieldguide's site
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