About this role
Agent Harness Engineer at Axiom. Location: San Francisco, California, United States. Role: building harness, designing evals, engineering observability Requirements: Experience building agent harnesses, sandboxed runtimes, data pipelines, eval and RL tooling; strong Python and production systems skills; familiarity with LLM-based agent patterns and observability. Category: Software Development Seniority: Senior Level Tools: Python, Modal, DuckDB, FastAPI, Docker, Terraform, SvelteKit, Svelte 5, React Commitment: Full Time Workplace: Onsite Languages: English