Senior Compiler Performance Engineer (Fully Remote)

Azul; United States; Remote; USD 140,000 - 210,000; Full time

Job summary

Azul is seeking a senior compiler engineer to own end-to-end Falcon performance for workloads, design and implement optimizations in the middle end and back end, and drive code generation quality on x86_64 and AArch64. Bring 5+ years developing optimizing or JIT compilers, strong C++ design and coding skills, and deep knowledge of compiler optimization theory and performance analysis.

Azul develops Java runtime platforms, including Azul Platform Prime with the Falcon JIT compiler, and operates

Qualifications

• 5+ years developing optimizing or JIT compilers.
• Strong C++ design and coding skills in large codebases.
• Deep knowledge of compiler optimization theory and performance analysis.

Responsibilities

• Own end-to-end performance of Falcon for workloads.
• Design and implement new optimizations in the middle end and back end.
• Drive code generation quality on x86_64 and AArch64.

Skills

C++

JIT compilers

Compiler optimization

Performance analysis

x86_64/aarch64 architecture

Tools

LLVM

Code generation

Job description

• Own end-to-end performance of Falcon for workloads.
• Design and implement new optimizations in the middle end and back end.
• Drive code generation quality on x86_64 and AArch64.

What You'll Bring:

• 5+ years developing optimizing or JIT compilers.
• Strong C++ design and coding skills in large codebases.
• Deep knowledge of compiler optimization theory and performance analysis.

Nice to Have:

• Experience with LLVM optimization passes or code generation.
• JIT compilers for managed languages like HotSpot C2, Graal, or V8.
• Deep knowledge of x86_64 and/or AArch64 microarchitecture.

Azul develops Java runtime platforms, including Azul Platform Prime with the Falcon JIT compiler. They operate as a distributed team of compiler experts focused on performance and production reliability.