Richard Fichtner on foojay.io - Friends of OpenJDK

One Java community. Many countries. One place to meet: JCON EUROPE

Fri, 30 Jan 2026 14:50:01 +0000

At JCON EUROPE , developers, speakers, and contributors from across the globe come together to exchange ideas, share experiences, and connect around Java.

What makes our Java community special isn’t just new frameworks, AI, or shiny tooling — it’s the people.

JCON EUROPE 2025 brought together a truly international community: participants from 60+ countries and speakers from 40+ countries. Different backgrounds, cultures, and perspectives — united by a shared passion for Java.

Foojay Podcast #72: JCon Report, Part 1 - Grow your career, public speaking, 30 years of Java, greener coding,...

Mon, 02 Jun 2025 13:55:37 +0000

On May 13th and 14th, Foojay attended the JCON conference in Köln, Germany, where we did over 30 live-stream interviews. In this episode, we present to you the first set of these interviews, in which we focus on celebrating 30 years of Java, how you can grow your career, become a public speaker and writer, make your code more green, a bit of AI (of course…), and how the connections between open-source contributors can be visualized.

Still Using JUnit Like It’s 2017? Learn What You’ve Missed—from the Team That Built It

Fri, 02 May 2025 08:11:51 +0000

(And finally catch up on 8 years of updates you might have missed)

Let’s be honest: When was the last time you really looked at what’s new in JUnit?

If you’re still using JUnit the way you did years ago, you’re not alone. But here’s the thing—JUnit 5 has evolved massively since its first release. Over the last 8 years and 12 feature-packed updates, it’s become a powerful, expressive, and extensible platform… if you know how to use it right.

IBM's Chief Java Architect Flies in from Canada to Share JVM Optimization Secrets—Will You Be There?

Tue, 29 Apr 2025 10:14:21 +0000

It’s not every day that Mark Stoodley , IBM’s Chief Architect for Java , flies from Canada to Europe to lead a hands-on workshop. At JCON EUROPE 2025 , you have a rare opportunity to sit down, code, and ask your questions to one of the most influential technical leaders in the Java world.

With over two decades of deep JVM experience, Mark has shaped the runtime used by thousands of enterprise applications worldwide. He led the transformation of IBM’s J9 JVM into the open-source OpenJ9 and OMR projects. This isn’t just a workshop—it’s your chance to tap directly into the mind of the architect behind the tech that powers your Java workloads.

Free Foojay.io Tickets for JCON EUROPE 2025, Cologne!

Sat, 26 Apr 2025 08:16:44 +0000

🌍 Celebrating 30 Years of Java & 10 Years of JCON – with the Global Java Community

Welcome to JCON EUROPE 2025, the international Java conference where the heart of the Java community beats loud and proud! Over 60 countries will be represented as Java developers from around the globe come together in Cologne to learn, connect, and celebrate three decades of Java innovation and a decade of JCON magic.

Foojay Podcast #49: JCON Report, Part 1 - JUGs, Communities, Generative AI, and more!

Tue, 21 May 2024 06:05:39 +0000

On Tuesday, May 14th, the Foojay Podcast went live at the JCON conference in Cologne, Germany, to talk with speakers and visitors about all things Java.

We had so many amazing talks that we will combine them into several podcast episodes in the next weeks.

This is part 1 about JUGs, Communities, Open Source, Generative AI, LangChain4j, Machine Learning!

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Why This JCON Europe Talk Is Unmissable (Part 2)

Mon, 06 May 2024 08:22:31 +0000

JCON Europe in Cologne is around the corner (and here are your free Foojay JCON tickets ), May 13 to 16. Why should you go? Well, one reason is that the talks will be awesome. Here’s the start of a series of reasons why some of them are absolutely unmissable!

Jakarta EE 11 - Performance and Developer Productivity - Ivar Grimstad

Thursday, 16 May 2024 9:00 am - 9:45 am - Cinema 7

Foojay Podcast #48: JUG Oberpfalz, JCON Conference, and JAVAPRO Magazine

Mon, 06 May 2024 07:48:17 +0000

Once a month, in the Foojay Podcast, we discuss the history of a Java User Group and the people behind it.

In this episode, we are in Oberpfalz, Germany, for a particular reason: the organizers of the local JUG are the same people responsible for the JCON conference in Cologne in a few weeks.

Let’s also learn more about this Java community in Germany!

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Why This JCON Europe Talk Is Unmissable (Part 1)

Mon, 29 Apr 2024 07:29:25 +0000

DevOps for Java Developers (Or Maybe Against Them?!) - Baruch Sadogursky

Thursday, 16 May 2024 12:30 pm - 1:15 pm - Cinema BlackBox

Free Foojay.io Tickets for JCON EUROPE, Cologne!

Sun, 14 Apr 2024 20:00:57 +0000

Welcome to JCON EUROPE (May 13 - 16, 2024) - a conference and unique platform to come together with Java developers from all over the world to network, learn from each other and develop your personal skills. At JCON EUROPE, we create room for complex topics to unfold. Literally, hosted in a multiplex movie theater, Java code, concepts and programming are brought to life on impressively large cinema screens.