Luma is building reinforcement learning systems at frontier scale in the UK, coupling policy optimization with thousands of inference workers and agentic environments. You will own the full RL loop across training, rollout, environments and rewards, pushing throughput and correctness as models scale.
Ideal candidates have hands-on post-training LLM RL experience, distributed PyTorch expertise, and a track record delivering scalable RL environments and evaluation harnesses for LLM agents.
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RL Systems Engineer - Scaled Post-Training Infrastructure employer: Luma
At Luma AI, we pride ourselves on being an innovative employer that fosters a dynamic and collaborative work culture. As an Executive Assistant in the UK, you will play a pivotal role in shaping our operational strategies while enjoying opportunities for personal and professional growth in a fast-paced environment. With a commitment to expanding human imagination through cutting-edge technology, we offer a unique chance to make a meaningful impact alongside a passionate team dedicated to transforming the creative landscape.
