Compiler Performance Engineer

📋 Description

• Analyze performance of Java benchmarks and customer workloads, find gaps in generated code and
• Implement and improve optimizations in Falcon's middle end and back end: inlining, loop
• Improve code generation for x86_64 and AArch64
• Write tests and benchmarks that prove the improvement and protect it from regressions
• Contribute changes upstream to LLVM where it makes sense

🎯 Requirements

• 2+ years of professional experience in compilers, JIT compilers or low level performance engineering
• Strong C++ design and coding skills
• Solid understanding of compiler optimization theory: SSA, data flow analysis, loop transformations
• Ability to read assembly and reason about why one instruction sequence is faster than another

🎁 Benefits

• Opportunity to make a high impact at a growing, global company
• Work alongside top experts worldwide contributing to the Java ecosystem
• Referral Program — help us grow with great people
• Premium IT equipment — MacBook Pro or hardware of your choice
• 5 weeks of holidays + 5 sick days
• Flexible working hours