Runtime Engineer (AI)

Location: Santa Clara, CA, United States or Toronto, Canada

Company

hirify.global is building a hardware-agnostic software stack that enables AI workloads to run across different chips, clouds, and system scales.

What you will do

• Design, develop, maintain, and improve a multi-target runtime at the core of an AI compiler stack.
• Apply parallelization and partitioning techniques to automate kernel generation and use optimized execution paths.
• Prototype and evaluate new runtime concepts using data-driven experiments.
• Benchmark and analyze optimizing compiler output on target hardware.
• Build tools for collecting and analyzing performance bottlenecks.
• Collaborate with compiler and product teams to improve runtime architecture for ML engineers.

Requirements

• Bachelor’s degree in Computer Science, Computer Engineering, or equivalent practical experience.
• 4+ years of experience with compilers or runtime systems.
• Deep understanding of asynchronous and concurrent programming.
• 4+ years of experience with C/C++14 or newer.
• Understanding of hardware architecture, including vector and scalar registers, instructions, and memory hierarchies.
• Knowledge of operating system kernel or hypervisor development.

Nice to have

• Master’s or PhD in Computer Science, Computer Engineering, or equivalent.
• Experience with GPU compute libraries such as CUDA or ROCm and GPU optimization.
• Background in high-performance computing and large compute clusters.
• Knowledge of PyTorch, JAX, or Triton.

Culture & Benefits

• Opportunity to build infrastructure for next-generation AI systems.
• Work across hardware intrinsics, compiler output, and distributed execution.
• Competitive compensation with equity and potential company bonus opportunities.
• Medical, dental, and vision coverage.
• Retirement savings and supplemental wellness benefits.