Excited for #JCON EUROPE 2026? See Marit van Dijk & Piotr Przybyl at #JCON2026 in Cologne talking about 'Learning Modern #Java the Playful Way' Modern Java can feel overwhelming. If you don’t have any #experience with recent Java versions … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have virtual JUG back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Cay Horstmann at #JCON2026 in Cologne talking about 'When Greed Is Good: Understanding #Java Stream Performance' Java streams use complex evaluation strategies whose #performance can be difficult to predict … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

What would happen if #PullRequest #feedback ACTUALLY hit you? Johannes Rabauer put it to the test! Catch his session “Ten Angry Comments Later: Stories About #Code Reviews, Teams, and Yesterday’s Code” at #JCON2026 🎟️https://2026.europe.jcon.one/tickets #JCON #Tech

Excited for #JCON EUROPE 2026? See Merlin Bögershausen at #JCON2026 in Cologne talking about 'Enable Digital Sovereignty by #Tech Stack Liquidity' #Digital sovereignty is key for modern organizations to build #resilience against political … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have Bulgarian JUG back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Vadym Kazulkin at #JCON2026 in Cologne talking about 'Serverless #Java Web Applications on #AWS Lambda with #Micronaut #Quarkus and #SpringBoot' In this talk, I will present and compare several approaches of… 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Tim te Beek & Rick Ossendrijver at #JCON2026 in Cologne giving a #workshop about 'Break Your #Testing Habits' Old habits are hard to break; did you know starting #JUnit test methods with test was last … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have JUG Noord back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Philip Riecks at #JCON2026 in Cologne talking about 'Testing #SpringBoot Applications Demystified' Testing plays a crucial role in software #development, allowing you to catch #bugs, ensure your #code … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Jos Roseboom at #JCON2026 in Cologne talking about 'When #ORM Becomes OMG: Performance Pitfalls in #JPA and Friends' JPA makes #database interaction feel almost #magical—until your app grinds to a halt … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have Jozi-Jug back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Marc Philipp at #JCON2026 in Cologne talking about 'The Road to #JUnit 6' 2025 was an unusual year for JUnit. Thanks to the Sovereign #Tech Fund, I had the opportunity to work #fulltime on the project … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Konstantin Diener at #JCON2026 in Cologne talking about 'It's the Empathy, Stupid!' Bill Clinton had the campaign slogan “It’s the #economy, stupid”. The underlying idea is that #healthy economy is the … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have Quarkus Club back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Want the easiest conversation starter at a #Java conference? Wear the #neon. Someone will ask about it. You’ll end up discussing #JDK features like it’s 1999. ⚡️😄 Shirt: 25€ (excl. VAT) → 2026.europe.jcon.one...#Java#neon#JDK#JCON2026 #JCON

Excited for #JCON EUROPE 2026? See Aicha Laafia at #JCON2026 in Cologne talking about 'What the Duck?🦆 The Hidden Crisis in #Tech' We #smile in meetings 😊 ship features 🚀 and post #wins ✨ But under the #surface? Most of us are #paddling ... 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Jayashree S Kumar at #JCON2026 in Cologne talking about 'Beyond the Hype: Unpacking the Latest Features of #JDK' In this session, lets a journey through #Java’s evolution, highlighting … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have Nicaragua JUG back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Marco Belladelli at #JCON2026 in Cologne talking about 'Talk to Your #Data: Natural Language Data Access in #Java with #Hibernate #Quarkus and #LangChain4j' Explore how Hibernate ORM, Quarkus, and … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Scott Sosna at #JCON2026 in Cologne talking about 'Your #Code Base as a Crime Scene' The objective of the #boardgame Cluedo is to deduce how, where, and … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have JUG Peru back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Anja Kunkel at #JCON2026 in Cologne talking about 'Why Bad Decisions Happen' Have you ever been in the following situation? You know for certain … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Ronald Dehuysser at #JCON2026 in Cologne talking about 'Green #AI with #JobRunr: Sustainable Training and Inference on the #JVM' AI is booming - but so are its energy costs and carbon #emissions. … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have SIOUG back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Jonathan Vila at #JCON2026 in Cologne talking about 'Seven Habits of Highly Effective AI Java #Coding' 🤖 #AI code assistants are everywhere in #Java development! They … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We’re still blown away 🤯 Cay Horstmann just stands in the city hall of #Stockholm, where the #NobelPrizes are being awarded & casually invites YOU to #JCON EUROPE 2026! Catch his session “When #Greed Is Good: Understanding #Java Stream Performance” 🎟️https://2026.europe.jcon.one/tickets

Excited for #JCON EUROPE 2026? See Brian Sam-Bodden at #JCON2026 in Cologne talking about 'Design Patterns for Multi-Agent Systems' Teams building #AI beyond a single #prompt now choose among different … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have JUG Barranquilla back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Bouke Nijhuis at #JCON2026 in Cologne talking about 'Moving Towards the European #Cloud' The European cloud is often talked about, but how does it actually … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Piet van Dongen at #JCON2026 in Cologne talking about 'Creating Effective and Objective Architectural Decision Records #ADRs' #Documenting decisions is like eating your veggies as a kid: they … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have JUG Bangalore back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Greetings, Program. Please reveal the #JCON EUROPE 2026 #Shirt Design. Thanks to everyone who bought the Blind Shirt and saved some #money. Everyone else: Get yours for 25€ (excl. VAT) 🎟️https://2026.europe.jcon.one/tickets #JCON2026 #Java #Conference End of Line . . . Approved by the #MCP

Excited for #JCON EUROPE 2026? See Frederik Pietzko at #JCON2026 in Cologne talking about 'The Road Not Taken: A #Developer's Guide to Life Beyond #SpringBoot' Beyond Spring Boot lies a world of possibilities waiting to be explored. … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Frank Delporte at #JCON2026 in Cologne talking about 'The Wait is Over: Foreign Function & Memory (FFM) #API brings modern #Java to the #RaspberryPi' Since 2012, #Pi4J has enabled #Java to control electronic… 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have Delhi & NCR JUG back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Baruch Sadogursky at #JCON2026 in Cologne talking about 'Never Trust a Monkey: The Chasm, the Craft, and the Chain of #AI Assisted #Code' We’re in the midst of another abstraction leap. Just like #compilers … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Martin Skarsaune at #JCON2026 in Cologne talking about 'Flight Recordings and Mission Control Through Thick #Clouds' When you need to troubleshoot really tricky production issues flight recorder and mission … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have Guadalajara JUG back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Christian Seifert at #JCON2026 in Cologne talking about 'The Happy Hacker's Handbook: Finding Joy in Software #Development Again' As #developers, many of us started #coding as a passion, but the realities of… 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

Excited for #JCON EUROPE 2026? See Oleg Lobanov & Marcos Maia at #JCON2026 in Cologne talking about 'High-Speed Crypto Trading: #JVM Techniques Behind Bitvavo’s Microsecond Revolution' Achieving single-digit #microsecond latencies in … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have JUG Milano back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

Excited for #JCON EUROPE 2026? See Gerrit Grunwald at #JCON2026 in Cologne talking about 'A Journey - On Tour with Java Code on It’s Way Through the JVM' We all use #Java everywhere, from #IoT devices and desktops to #servers … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

We are happy to have HUJAK back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

🚨Last call for your #EarlyBird Ticket 🚨 Just 2 hours left until the #Discount is over If you want to attend #JCON EUROPE 2026 in April at #Cinedom you should be quick! Be part of this #community & experience our #Conference for yourself! 🎟️https://2026.europe.jcon.one/tickets #JCON2026 #Java

⚠️ We’re in the final hours of #EarlyBird. Save 20% on #JCON EUROPE 2026 (Apr 20–23, Cologne). If it’s on your 2026 roadmap, make it official now! Big-screen #code at #Cinedom, practical talks & the hallway track doing its magic. 👉 2026.europe.jcon.one...#EarlyBird#JCON#code#Cinedom#JCON2026 #Java #Discount

We are happy to have JUG Zielona Góra back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

🚨 Last day! Our #EarlyBird pricing ends today (Jan 31). Be quick and save 20% off #JCON EUROPE 2026 tickets. If you want the #Cinedom big-screen experience + the hallway track, now’s the time to lock it in. 🔗 2026.europe.jcon.one...#EarlyBird#JCON#Cinedom#JCON2026 #Java #Conference #Discount

We are happy to have Wroclaw JUG back as a partner of #JCON2026! For all #JUG members we offer 1,000 free #JavaUserGroup tickets! First come, firste serve! #JCON #Java Free JUG ticket: pretix.eu/impuls/eur... Become a partner JUG: jcon.koeln/#partner

⏰Countdown: 48 hours until our #EarlyBird expires. Save 20% on your #JCON EUROPE 2026 ticket and lock in Apr 20–23 in Cologne. Big screen. Big #community. Bigger motivation. 🎟️ 2026.europe.jcon.one...#EarlyBird#JCON#community#JCON2026 #Java #Conference #Discount