Why Scala
Scala's flexibility is useful in modeling complex business domains
Portfolio
Browse working software we successfully delivered
Open Source
Browse Scala libraries we build to support developers
Our Mission
Our passion for Scala goes beyond industry software development
Scalar Conference
We organize THE place too meet for Scala community in CEE
Scala Times
We send weekly Scala news since 2014
VirtusLab Group
We are a part of the team behind Scala 3
Seniority is in our veins and we live and breath technology
Our engineering culture emphasizes broadening technical frontiers. As experienced Scala programmers, we not only develop commercial products and nurture the Scala ecosystem but also actively contribute as speakers and trainers.
Michał Matłoka, CTO
Adam Warski, CRDO
Jacek Kunicki, Principal Software Engineer II
Magda Stożek, Staff Software Engineer
Krzysztof Ciesielski, Principal Software Engineer I
Michał Ostruszka, Staff Software Engineer
Krzysztof Grajek, Staff Software EngineerTechnology insights from us

Project Leyden & JDK 26: Bringing AOT Caching to ZGC
Michał Zyga, 03 Feb 2026.
Project Leyden is an ongoing initiative aimed at improving the startup and warmup times of the Java Virtual Machine (JVM). Building on the foundations laid by JEP 483, JEP 514, and JEP 515, the upcoming JDK 26 release will introduce JEP 516: Ahead-of-Time (AOT) Object Caching with Any GC. In this article, I explain the specific problems this feature addresses.


