Posted 2w ago

CPU Compiler Lead

@ Bolt Graphics
Sunnyvale, California, United States
$175k-$250k/yrOnsiteFull Time
Responsibilities:Optimize code, Implement ISA support, Lead vectorization
Requirements Summary:8+ years in high-performance RISC-V CPU development; strong C/C++; LLVM/GCC internals; CPU architecture knowledge; leadership experience.
Technical Tools Mentioned:C, C++, LLVM, GCC, RISC-V, assembly, vectorization, IR
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Job Description

About the role:

As the CPU Compiler Lead, you will drive the performance of our proprietary GPU architecture, which includes a high-performance RISC-V CPU! Your goal is to ensure our toolchains extract every ounce of performance from the pipeline.

What you'll do:

  • Optimize code generation for modern superscalar architectures
  • Implement and integrate support for the latest ISAs in compilers
  • Lead efforts in vectorization and autotuning
  • Manage the integration of language standards

Qualifications:

  • 8+ years industry experience with high-performance RISC-V CPU
  • Bachelor’s/Master’s degree in Computer Engineering, Computer Science, or related field
  • Strong proficiency in C/C++ programming
  • Expertise in LLVM and GCC internals
  • Strong knowledge of CPU architecture and microarchitecture
  • Deep understanding of assembly language (x86-64, aarch64, or riscv)
  • Proven track record in compiler middle-end or backend optimization
  • Strong understanding of LLVM/Clang/GCC compiler infrastructure
  • Understanding of parallel programming and vectorization
  • Experience with code analysis and IR
  • Demonstrated ability to ship high-quality production software
  • Experience with technical leadership

Preferred Qualifications:

  • Familiarity with ML frameworks
  • Experience co-designing hardware architectures
  • Understanding of AVX, SVE, RISC-V and vector processors

Compensation Range: $175,000–$250,000 per year (California). This range represents the anticipated base pay for this role; the final offer may vary based on qualifications, experience, and location.

Benefits:

  • Medical, Dental, & Vision - 100% covered premiums
  • Equity - Stock Options
  • 401(k) match
  • WFH Hardware
  • Generous Paid Time Off


Bolt is committed to building a diverse and inclusive environment in which we recognize and value each other’s differences as well as fostering a culture that promotes its core values: Professionalism, Integrity, and Respect. As an equal opportunity employer, all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, genetic information, national origin, age, disability, or status as a protected veteran.