Member of Technical Staff - RL Training Framework

SpaceXAI's mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge.

The RL infrastructure team is looking for an engineer to help develop our RL training framework.

Responsibilities

• Design and implement the systems backing all RL workloads at SpaceXAI, from small scale ablations to production training runs.
• Profile, debug, and optimize end-to-end training performance.
• Improve scalability and observability of the RL stack.

Basic Qualifications

• Experience building, debugging, and optimizing efficiency of large-scale distributed systems.
• Comfortable diving into unfamiliar areas and solving problems at all levels of the stack.
• Proficiency in Python, Jax, Rust, and/or C++.

Preferred Skills and Experience

• Experience with large scale LLM training infrastructure.
• Strong knowledge of reinforcement learning techniques.
• Experience with RL numerics.

Compensation and Benefits

$180,000 - $440,000 USD. Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks.