Senior Graphics/JVM Software Engineer (JVM Runtime)

TL;DR

Senior Graphics/JVM Software Engineer (JVM Runtime): Developing low-level support for UI frameworks and optimizing hardware-accelerated rendering within the hirify.global Runtime with an accent on JVM internals and modern graphics APIs. Focus on building high-performance features for IntelliJ-based IDEs, contributing to OpenJDK projects, and ensuring cross-platform UI stability.

Location: Must be based in or willing to relocate to Serbia, Germany, Cyprus, Spain, Czech Republic, or Poland

Company

hirify.global creates professional software development tools that automate routine tasks and empower developers to build more effectively.

What you will do

• Develop and maintain low-level support for UI frameworks like Swing and Compose for desktop.
• Participate in OpenJDK projects such as Lanai and Wakefield to improve IDE performance.
• Optimize and refactor complex codebases to ensure IDEs run fast and look slick.
• Fix JBR issues and contribute to upstream OpenJDK development.
• Collaborate with cross-functional teams to enhance the IntelliJ Platform foundation.

Requirements

• 4+ years of professional C or C++ programming experience.
• Solid knowledge of Java and JVM internals.
• Deep understanding of OOP and multithreaded programming.
• In-depth knowledge of modern hardware-accelerated APIs (Metal, Vulkan, OpenGL, or D3D).
• Familiarity with system or UI application development on Unix, Windows, or macOS.
• Must be based in or willing to relocate to one of the listed European office locations.

Nice to have

• Knowledge of Objective-C or Kotlin.
• Familiarity with Cocoa, X11, and Wayland technologies.
• Deep knowledge of JVM architecture.

Culture & Benefits

• Competitive base salary and performance-based compensation.
• Flexible work location with options for home or office-based work.
• Relocation support for international moves.
• Medical insurance allowance and mental health support.
• Access to conferences, language classes, and professional development resources.
• Sports benefits and on-site gym access.