Senior Performance Engineer

We are seeking a highly skilled, hands-on Senior level performance engineer who thrives on deep technical challenges. The ideal candidate possesses a mastery of Linux kernel systems and low-level optimization, with a collaborative mindset to drive cross-functional projects. This is a full-time position where you will roll up your sleeves to perform direct performance benchmarking and system tuning, making a tangible impact on Crusoe’s global compute operations.

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.

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.

Educational Foundation : A bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent professional experience.

Collaborative Spirit : Ability to work effectively within cross-functional teams, communicating complex technical concepts clearly to stakeholders.

AI Ecosystem Familiarity : Experience or exposure to the Artificial Intelligence/Cloud ecosystem and standard industry tooling.

Hands-on experience with Rust development.

Prior experience working in high-scale cloud or infrastructure engineering environments

Deep familiarity with performance-critical infrastructure components beyond the kernel layer.

Experience with specific low-level performance analysis and tracing tools.