Product/Harness Engineer

📋 Description

• Designing systems that scale - and thinking carefully about where complexity should live
• Orchestrating complex workflows across agents, models, tools, and people without losing sight of
• Designing Ambition-specific evaluation benchmarks that tell us whether the system is actually
• Evaluating frontier models, then using what is learned to post-train task-specific models for the

🎯 Requirements

• Experience digging into harnesses like Codex, (Oh My) Pi, and Hermes - understanding how the
• Deep care for context engineering: what an agent sees, when it sees it, and how information should
• Knowledge of how to orchestrate complex workflows across agents, models, tools, and people
• Thinking memory should be designed around specific outcomes - not accumulated for its own sake
• Optimistic about the future of human × AI collaboration, and wanting to help define how that

🎁 Benefits

• Be part of a venture-backed startup based in Toronto, Canada
• Work with a team of former founders with deep tech experience