Research Engineer: Frontier AI & RL Innovator
Listed on 2026-11-07
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Engineering
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Research/Development
Braintrust seeks a Staff Research Engineer focused on frontier AI and reinforcement learning. You will advance research-engineering efforts across synthetic data, RL methods, post-training, model understanding and evaluation, building scalable prototypes and systems.
You will collaborate with Research, Engineering, Product and Operations, mentoring engineers and contributing to rigorous scientific results and publications where appropriate.
We would love to welcome a new Staff Research Engineer:
Frontier AI & RL Innovator to our group in United States.
We appreciate your interest in this position.
Join Braintrust and contribute to our ongoing work.
Take a moment to read everything above and see whether this role is right for you.
This posting is for the Staff Research Engineer:
Frontier AI & RL Innovator role at Braintrust, based in United States.
We are looking to fill the Staff Research Engineer:
Frontier AI & RL Innovator position at Braintrust in United States.
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