JetBrains07/08/2026

Senior Compiler Developer (Kotlin Compiler - Core)

Salary not specified
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Belgrade

Responsibilities

  • 01Develop and implement new language features
  • 02Implement and fine-tune intermediate representation (IR) lowering passes
  • 03Investigate and resolve complex compiler bugs and edge cases
  • 04Improve compiler performance and memory usage
  • 05Work with other Kotlin teams to shape how the language evolves
  • 06Help improve the developer experience for Kotlin users
  • 07Maintain and improve Kotlin infrastructure (IR/AST transformations, Klibs, and its backward compatibility)

Requirements

  • 01Proficiency in developing with Kotlin/JVM or Java
  • 02A deep understanding of algorithms and data structures
  • 03The proven ability to write clean, maintainable, and well-tested code
  • 04Experience in compiler development would be a definite plus
  • 05Experience developing Gradle plugins would be advantageous
  • 06Demonstrated success in optimizing JVM application performance would also be a plus

What we offer

  • 01Strong base salary
  • 02Flexible work location
  • 03Remote work up to 30 days per year working remotely from abroad
  • 04Extra time off
  • 05Medical insurance allowance
  • 06Learning and development opportunities
  • 07Relocation support
  • 08Language classes
  • 09Fuel your day with hot meal or lunch allowance
  • 10Mental health support
  • 11Sports benefit with on-site gym or sports club stipend
  • 12Internal events and team gatherings