Job description

VirtusLab is a leading European software consulting and engineering company, home to over 350 EU-based professionals. Our mission is to craft clean code and practical solutions with precision and purpose.

We foster a dynamic culture rooted in strong engineering, a sense of ownership, and transparency, empowering our team. As part of the expanding VirtusLab Group, we offer a compelling environment for those seeking to make a substantial impact in the software industry within a forward-thinking organization.

If you’re unsure whether you meet all the requirements, we still want you to apply. What matters most is your passion and willingness to develop. We prefer B2B, but it does not have to be the only form of cooperation. Apply and find out!

About the role

• Design and develop a high-performance object- and graph-oriented framework in Scala

• Work closely with JVM internals, Scala compiler, and low-level Java to optimize runtime behavior

• Analyze and improve memory allocation, concurrency, and performance trade-offs across the system

• Implement compile-time features using macros, compiler plugins, or bytecode manipulation

• Solve complex problems in concurrent computing and graph processing

• Collaborate with internal tooling teams to ensure seamless integration and performance alignment

• Contribute to a distributed team of engineers across multiple time zones through clear communication and shared technical ownership

What we expect

• Bring strong expertise in Scala or deep knowledge of JVM internals and high-performance Java

• Apply hands-on experience with compile-time tools like macros, compiler plugins, or bytecode manipulation

• Tackle complex concurrency and graph algorithm challenges with practical solutions

• Optimize performance across memory allocation, runtime behavior, and compilation processes

• Communicate clearly within a distributed team and contribute to shared technical goals

• Balance technical depth with pragmatic decision-making under real-world constraints

• Use English fluently in a professional engineering environment

Nice to have

• Experience with C++ for low-level system integration or performance tuning

A few perks of being with us

• Building tech community

• Flexible hybrid work model

• Home office reimbursementLanguage lessons

• MyBenefit pointsPrivate healthcare

• Training Package

• Virtusity / in-house training

And a lot more!