Software Engineer - Kernels/CUDA (C++)

What this role involves

xAI is building one of the world's largest AI supercomputers. This role on the Compute Infrastructure team focuses on low-level GPU kernel optimizations (CUDA, CUTLASS), Linux kernel internals, and large-scale orchestration to accelerate training and inference for Grok. The position involves working across the full stack from hardware to platform layer.

Skills this posting asks for

• c++
• cuda
• cutlass
• nsight
• linux kernel
• kvm
• firecracker
• kubernetes
• orchestration
• infrastructure-as-code
• storage
• distributed computing
• gpu optimization
• tensor cores

From the employer’s posting

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team i…