Member of Technical Staff (Models)

About Jarmin

AI Employees for human-level roles

The role

As a Member of Technical Staff on Models, you'll own the post-training loop that improves the performance of our AI Employees. You will be defining how we train models to do mission critical work in the real world.**Areas you may work in:*** Post-training and fine-tuning* Turning agent traces and expert feedback into training data* Reward modeling and graders for non-verifiable outcomes* Distillation into smaller, faster, cheaper models* Designing and running training experiments**You may be a good fit if you:*** Have trained or fine-tuned models and shipped the result into a product* Have hands-on experience with SFT, preference optimization, or RLHF* Can read traces and tell whether a metric measures the thing that matters* Have strong software engineering fundamentals alongside ML depth* Want to work in person in San Francisco**Even better:*** You've adapted open-weight models to a specialized domain* You've built training data or evaluation infrastructure* You contribute to open source projects

Skills

• Machine Learning