Destava

Software Engineer, Agent Harness

Sim is hiring for Software Engineer, Agent Harness in San Francisco. Mid level. First seen October 18, 2026; open as of November 11, 2026. Jobs taken straight from company career pages — no aggregator in between.

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Company
Sim
Where
San Francisco
Level
Mid
First seen
October 18, 2026
Listed via
Ashby

What the posting says

We're looking for special people who are mission-driven, passionate, and creative. We're a team of 10 working full-time, in person in San Francisco. We have a flat organization: you'll work directly with the founders and own your work from idea to execution. We sponsor visas. ABOUT THE ROLE The agent harness is Sim. It's the agent that ingests and reasons over a knowledge graph of company context to build and operate agents. You'll own the systems that make this possible: context retrieval, planning and execution, tool use, memory, and recovery from failure. You'll build evals and use…

Read more and apply on Sim's site

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