Location
santa fe capital, santa fe, Argentina
Posted
July 25, 2026
Job Description
About Composio
Composio builds infrastructure that allows agents to communicate with the tools you use for work such as Github, Gmail, Notion, Salesforce, and more. We are a small team of engineers tackling problems from context to search, providing the most capable bridge between your agents and your tools. We raised a $25M SeriesA from Lightspeed and other angels, and have tripled our ARR this year.
Responsibilities
- Build large evaluations with real tool‑calling data, measuring where models struggle in long‑horizon tool execution.
- Work on search problems for finding semantically similar tools and cached tool execution paths and plans.
- Train large agentic harness systems to improve session accuracy with millions of real tool calls as baseline data.
- Fine‑tune on our agentic traces and train RL models on top of our agentic harness and app sandboxes.
Requirements
- Excellent research skills and abili...