Azul
Azul3d ago
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LLVM Compiler Engineer

CzechiaCzechia·PragueEmployee - Full-time - Regularmid
Software EngineeringCompiler Engineer
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Quick Summary

Overview

As the only company focused 100% on Java, Azul is building the Java platform for the modern cloud enterprise. We are reimagining how customers use Java,

Technical Tools
Software EngineeringCompiler Engineer

As the only company focused 100% on Java, Azul is building the Java platform for the modern cloud enterprise. We are reimagining how customers use Java, bringing them the tools and insight they need to deliver faster, more performant, more dependable, and less expensive Java services. Come join one of the most influential members of the Java and OpenJDK community and help influence the future of Java.

Falcon is one of the key technologies in Azul Platform Prime. It is a Just-In-Time compiler for Java bytecode based on LLVM that pushes Java performance to the levels never reached before. Azul's compiler team is looking for an LLVM Compiler Engineer interested in helping us improve Falcon even further.

In this role you will be working with a distributed but highly collaborative team of compiler experts. You will be creating new features and optimization in Falcon compiler, improving LLVM performance for managed languages, and contributing to open source.

  • Strong C/C++ design and coding skills
  • 5+ years of experience developing LLVM compilers, or transferable experience with another compiler
  • Strong background in compiler theory and development
  • Solid experience in developing language runtimes and JIT compilers
  • Thorough knowledge of x86_64 and/or ARM64 instruction sets and optimizations
  • Performance analysis experience
  • Experience with Java, Scala or Kotlin
  • PhD in Computer Science, and/or significant research experience
  • 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; full remote possible
  • Prague / Limassol / Belgrade city center offices — hybrid or full-remote also possible
  • Competitive compensation
  • Location & Eligibility

    Where is the job
    Prague, Czechia
    Hybrid — some on-site time required
    Who can apply
    Open to applicants worldwide

    Listing Details

    Posted
    July 31, 2026
    First seen
    August 3, 2026
    Last seen
    August 3, 2026

    Posting Health

    Days active
    0
    Repost count
    0
    Trust Level
    68%
    Scored at
    August 3, 2026

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    Azul
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    Azul Systems develops and distributes runtimes (JDK, JRE, JVM) for executing Java-based applications. It is the largest company 100% focused on Java and the JVM.

    Employees
    350
    Founded
    2002
    Domain
    azul.com
    View company profile
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    AzulLLVM Compiler Engineer