Senior Performance EngineerActive$170K–$205K

The opportunity

Crusoe is on a mission to accelerate the abundance of energy and intelligence . As the only vertically integrated AI infrastructure company built from the ground up, we own and operate each layer of the stack — from electrons to tokens — to power the world's most ambitious AI workloads.

What you'll do

  • System Performance Benchmarking: Design and execute rigorous benchmarks to analyze system behavior, identifying bottlenecks and opportunities for performance enhancement.

  • Kernel Optimization: Develop and implement low-level optimizations within the Linux kernel to maximize efficiency and system throughput.

  • Hands-on Development: Write and maintain high-performance code using Go, C, C++, or Rust to drive infrastructure improvements.

  • Data Plane Tuning: Focus on data plane performance, ensuring our cloud architecture meets the high-speed requirements of modern AI workloads.

  • Cross-Functional Collaboration: Partner closely with Software Infrastructure, Product, and other engineering teams to align performance initiatives with broader organizational goals.

  • Technical Problem-Solving: Actively troubleshoot complex system issues, applying an analytical approach to ensure reliability and scalability.

What they're looking for

  • Strategic Knowledge Sharing: Contribute to team documentation and best practices, fostering a culture of technical excellence and continuous improvement.
  • Linux Kernel Mastery: Deep expertise in Linux system internals and kernel-level programming is essential for this role.
  • Programming Proficiency: Expert-level skills in Go, C, and C++ (Rust is also a strong asset).
  • Systems Performance Mindset: A proven track record of hands-on performance tuning, benchmarking, and optimization in complex environments.