Staff Compiler Performance Engineer

Azul

. Define the performance strategy for Falcon: identify the largest opportunities across benchmarks and customer workloads and turn them into a technical roadmap .

Posted 10/15/2026full-timeRemote • IndiaLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in optimizing compilers and JIT compilers, with a strong focus on performance analysis, architectural decision-making, and mentoring within the compiler development community. Proven ability to lead design and optimization strategies for complex systems while contributing to open-source projects like LLVM.

Highest-signal resume keywords

Expert C++ SkillsCompiler OptimizationPerformance AnalysisTechnical LeadershipJIT Compiler Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Optimizing CompilersJIT CompilersCode GenerationPerformance MethodologyArchitectural Decision-MakingCompiler Components DesignMicroarchitecture Performance AnalysisRuntime and GC CollaborationBenchmark AnalysisCode Review

Soft Skills

MentoringTechnical LeadershipCollaboration

Tools & Technologies

LLVMHotSpot C2GraalV8.NET RyuJIT

Industry Keywords

Compiler Optimization FrameworksPerformance StrategyCross-Cutting OptimizationsCompile Time BudgetTiering Strategy

Tech Stack

Tools & technologies

C++.NET

About the role

Key responsibilities & impact

Define the performance strategy for Falcon: identify the largest opportunities across benchmarks and customer workloads and turn them into a technical roadmap
Lead design of complex, cross cutting optimizations in the optimizer and code generator, and of the interfaces between the compiler, the runtime and the garbage collector
Make architectural decisions on the Falcon optimization pipeline, compile time budget and tiering strategy
Lead enablement of Falcon on new hardware platforms and new Azul products
Mentor senior engineers, review critical designs and code, and set standards for performance methodology and validation
Represent Azul in the LLVM community: drive upstream design discussions and contributions that benefit managed language compilers

Requirements

What you’ll need

8+ years of professional experience developing optimizing compilers or JIT compilers
Track record of technical leadership: owning the design of major compiler components or optimization frameworks used in production
Expert C++ skills and experience in large, long lived codebases
Deep expertise in compiler optimization and code generation, with a clear view of the tradeoffs between peak performance, compile time, warmup and code size
Expert performance analysis skills down to the microarchitecture level
Recognized contributions to LLVM or another major compiler: code owner, maintainer or author of significant upstream work (nice to have)
Deep experience with JIT compilers for managed languages: HotSpot C2, Graal, V8, .NET RyuJIT or similar (nice to have)
Experience working closely with runtime and GC teams on speculation, deoptimization and barrier design (nice to have)