Principal Compiler Engineer: MLIR & AI Accelerator Stack

5V Tech; Austin (TX); On-site; USD 180,000 - 260,000; Full time

Benefits offered by this job

Annual Bonus

RSUs

Health Insurance

401(k)

Job summary

5V Tech in Austin, TX is seeking a Principal Compiler Engineer to set the technical direction of our MLIR-based compiler stack while remaining hands-on in the codebase. You will make architectural decisions, build critical subsystems, and mentor a growing team of senior engineers.

You will work with hardware architects and AI researchers to optimize the ISA, memory hierarchy, and co-design for our custom silicon.

Qualifications

• Hands-on ownership of major subsystems in production compilers.
• Strong C++ and compiler infrastructure expertise.
• Experience with MLIR/LLVM and scalable compiler frameworks.
• Track record shipping compiler work others build on.
• Experience leading technical programs across compiler and hardware teams.

Responsibilities

• Lead the technical direction of the compiler, including model ingestion and code generation.
• Implement performance-critical and correctness-critical components yourself.
• Define MLIR dialects, lowering approaches, and pass pipelines.
• Drive co-design with silicon architects on ISA and memory hierarchy.
• Set testing standards for determinism, correctness, and performance.
• Mentor staff and senior engineers and guide technical growth.

Skills

C++

MLIR/LLVM

Compiler design

System-level programming

Team leadership

Education

Master's degree in Computer Science or Computer Engineering

Tools

MLIR

LLVM

CMake

Job description

5V Tech in Austin, TX is seeking a Principal Compiler Engineer to set the technical direction of our MLIR-based compiler stack while remaining hands-on in the codebase. You will make architectural decisions, build critical subsystems, and mentor a growing team of senior engineers.

You will work with hardware architects and AI researchers to optimize the ISA, memory hierarchy, and co-design for our custom silicon.