Excited for #JCON EUROPE 2026? See Brian Vermeer at #JCON2026 in Cologne talking about 'Don't Get Burned! Secure #Coding Essentials to #Protect Your Application'
As a #developer, you understand the importance of writing #code that …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
👕 For the Ladies of the Java community!
We found a small stash of #JCON shirts from previous years:
✨ 30 Years of #Java (90s retro design)
⚡ JCON 2023 Javas Star Wars theme
Only women’s cut left (black, blue volunteer, grey speaker).
🛒 20€ net – when it's gone, it's gone!
#Community #Merch
No #cloud No #internet No #excuses
Kevin Dubois shows how agents can run #locally on your own machine—private, independent, and fully under your control.
youtube.com/shorts/j...
Join him at #JCON2026 for:
“Local #Development in the #AI Era”
🎟️https://2026.europe.jcon.one/tickets
Tonight's final task: Outfit Check for #JCON
If you want the #JCON2026 shirt for Apr 20–23 in #Cologne, you should order now!
We #PrintOnDemand and therefore, can't guarantee that late orders will be at the venue for pickup.
Since we don't ship, you might order now!
2026.europe.jcon.one...
Excited for #JCON EUROPE 2026? See Alexandre Gallice at #JCON2026 in Cologne talking about '#AI driven Unstructured Data Extraction Using #Apache #Camel and #LangChain4J'
A big chunk of the #data generated today is unstructured and it's …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
#Hallway track uniform for Apr 20–23 in Cologne: comfy shoes + #JCON2026 shirt😉
Print queues will start soon—late orders might not get their stuff. #PrintOnDemand
You might get yourself one while you still can.
2026.europe.jcon.one...
#JCON #Java #Conference
Excited for #JCON EUROPE 2026? See Cristian Schuszter at #JCON2026 in Cologne giving a #workshop about 'Maintaining #Legacy Applications Using #AI Tooling'
This session will be focusing on building a #working knowledge of available AI …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Excited for #JCON EUROPE 2026? See Michal Broz & Don Bourne at #JCON2026 in Cologne giving a #workshop about 'Think #AI is Only for #Python? Think Again. A Hands-On #Java AI Workshop That Will Change Your Mind!'
Are you ready to #revolutionize
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
✅ #Java on the big screen at #Cinedom 🎬 Apr 20–23 in #Cologne.
✅Nice people to #network with.
✅Increase your #skills
⚠️Got cool #merch
Still not bought our shirt? It's about time, we still have to produce it!
2026.europe.jcon.one...
Remember: We don't ship. Get your #shirt at the venue
Excited for #JCON EUROPE 2026? See Grace Robinson & Michal Broz at #JCON2026 in Cologne talking about 'Zero Migration #Java - Staying Current Without #Breaking Your App'
Keeping enterprise Java applications #secure and #uptodate is #critical …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Excited for #JCON EUROPE 2026? See Adam Bien at #JCON2026 in Cologne talking about '#Livecoding: Creating Beautiful #Java #Code With LLM and Agents'
Java's radical openness created the perfect #LLM training ground: open specifications, …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Today’s release notes: ✅ add the #JCON2026 shirt.
Unlike #software, #merch doesn’t do instant deploy. Late orders may miss the #conference.
2026.europe.jcon.one...
Remember: We don't ship. You have to get your #shirt at the venue!
#Java #DeveloperLife #JavaCommunity #Cologne
Excited for #JCON EUROPE 2026? See Markus Eisele at #JCON2026 in Cologne talking about 'Chasing the Main Thread - Adventures in #AI Assisted #Coding'
This talk takes you behind the scenes of a daily #creative experiment: writing and …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Excited for #JCON EUROPE 2026? See Wei Hu at #JCON2026 in Cologne talking about 'Modern #Microservices for Enterprise #AI: Patterns, Pitfalls, and Practices'
AI is quickly becoming a must-have for #businesses that want to stay ahead …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Everyone welcome @cernjug.bsky.social to our #JCON family! Happy to have you on board!
For #JUG members, we offer free #JavaUserGroup tickets, first come, first serve!
#JCON2026 #JAVAPRO #Java
Free JUG ticket: pretix.eu/impuls/eur...
Become a partner JUG: jcon.koeln/#partner
Who owns your tech choices?
Merlin Bögershausen wants to talk about #independence #flexibility and getting your #freedom back in the way you build.
youtube.com/shorts/J...
Join him at #JCON2026:
“Enable #Digital Sovereignty by #Tech Stack Liquidity”
🎟️https://2026.europe.jcon.one/tickets
Excited for #JCON EUROPE 2026? See Lofi Dewanto & Patricia Erdelen at #JCON2026 in Cologne talking about '#Microservices and #Microfrontends: Scaling, Learning, Growing – Our #Journey'
Five years ago, our sales applications faced the …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Excited for #JCON EUROPE 2026? See Markus Westergren & Elma Westergren at #JCON2026 in Cologne talking about 'A Developer's Search for #Meaning: Thriving as #AI Transforms Our World'
This presentation explores how #developers and #IT …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Planning your conference-week outfit for #JCON Apr 20–23 in #Cologne? 👕
Merch needs runway—if you order too late, delivery for #conference week isn’t guaranteed.
2026.europe.jcon.one...
Remember: We don't ship. Collect your shirt at the venue!
#JCON2026 #Java #JavaCommunity #TechConference
#JCON2026 is powered by an amazing #community and that includes our fantastic #sponsors!
A big thank you to Cardano for joining us as a #Gold Sponsor 🥇
Your #support helps us have an #unforgettable #conference experience.
🎟️ Tickets: 2026.europe.jcon.one...
#Java #JCON
Excited for #JCON EUROPE 2026? See Mohammad-Ali A'râbi at #JCON2026 in Cologne giving a #workshop about 'Java Supply Chain Security with #Docker'
#Secure your Java containers from build to deployment in this 2-hour hands-on workshop!
Join …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Excited for #JCON EUROPE 2026? See Ko Turk at #JCON2026 in Cologne talking about 'Inside #Spring: The Architecture Behind the Framework'
The Spring #Framework is one of the most widely adopted frameworks in the #Java ecosystem, yet its …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Bruno Souza wants YOU for #JCON2026 🫵
Join him at the #MentorshipHub where #JCON Speakers, #Java Champions and top #opensource developers will help you achieve your dreams!
youtube.com/shorts/U...
This is your moment to improve!
2026.europe.jcon.one...
Excited for #JCON EUROPE 2026? See Emily Jiang at #JCON2026 in Cologne talking about 'Building Intelligent Enterprises: AI-Powered Java with #LangChain4j & #CDI'
Unlock the power of #AI within your proven #Java infrastructure. …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Excited for #JCON EUROPE 2026? See Miro Wengner at #JCON2026 in Cologne talking about 'The Evolution of Design Patterns in the Age of #AI'
The remarkable growth of #artificial intelligence, particularly Large Language Models #LLMs and …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Real-life #latency is undefeated: cotton doesn’t teleport.
Want the #JCON2026 shirt for Apr 20–23, Cologne? Then you should hurry up! Late orders may not arrive in time.
2026.europe.jcon.one...
Remember: We don't ship. Shirts can only be collected at the venue.
#JCON #Java #Conference
Excited for #JCON EUROPE 2026? See Jago de Vreede at #JCON2026 in Cologne talking about '3 Years of #Quarkus in Production, What Have We Learned?'
Quarkus has grown in popularity in the last years, but what’s it really like to use it in …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
Excited for #JCON EUROPE 2026? See Matthias Bünger at #JCON2026 in Cologne talking about '#Code Not Required! The Many Ways to Support #OpenSource Projects'
Nowadays open source #software is the foundation of every modern hard- and software …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
The #Nobel cinematic universe continues 🏛️🔥
Markus Westergren is standing in some very #important halls today.
Do you know where he is? 👀
youtube.com/shorts/2...
“A Developer's Search for Meaning: Thriving as #AI Transforms Our World” at #JCON2026
🎟️https://2026.europe.jcon.one/tickets
Excited for #JCON EUROPE 2026? See Eberhard Wolff at #JCON2026 in Cologne talking about 'AI: A Tool for #Software Architecture?'
Will all #softwarearchitects soon be out of a job because #AI systems have taken over? In this talk, we explore …
🎟️ 2026.europe.jcon.one/tickets
Free for #JUG members
