Software Engineer - Kernels/CUDA (C++)
SpaceXAI · Palo Alto, CA; Seattle
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- Company
- SpaceXAI
- Location
- Palo Alto, CA; Seattle
- Salary
- $180,000 - $440,000
- Posted
- March 6, 2026
About this job
SOFTWARE ENGINEER, KERNELS/CUDA (C++) We are building one of the world’s largest AI supercomputers from the ground up. As part of the Compute Infrastructure team, you will own both the raw GPU supercomputer and the platform layer that runs on top of it. You will work across the full stack — from low-level GPU kernel optimizations and Linux kernel internals to massive-scale orchestration and virtualization — to make training and inference at SpaceXSI as fast, reliable, and scalable as possible. This is a broad, high-impact role that combines hardcore supercompute and compute infrastructure work. Your contributions will directly accelerate Grok’s training speed and overall AI progress.…
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