Ivar Grimstad @theguywiththeduketattoo.com Java Champion | Jakarta EE Developer Advocate | The guy with the Duke tattoo
https://jakarta.ee/community/developer-advocate/
Voxxed Days CERN @cern.voxxeddays.ch https://cern.voxxeddays.ch/
Developer conference organized by CERN at the Science Gateway!
10th of February, 2026.
Thorben Janssen @thjanssen123.bsky.social I'm a freelance consultant and trainer helping Java developers create better persistence layers using Hibernate and Spring Data.
Co-organizer JUG Paderborn
https://thorben-janssen.com
https://thorben-janssen.com/join-persistence-hub/
IntelliJ IDEA, a JetBrains IDE @intellijidea.com IntelliJ IDEA – the Leading IDE for Professional Development in Java and Kotlin, by @jetbrains.com
Tips: #IntelliJIDEATips
New Features: #NewInIntelliJIDEA
Our YouTube channel: http://jb.gg/video
Maciej Walkowiak @maciejwalkowiak.bsky.social 
Ronald Dehuysser @rdehuyss.bsky.social Developer in ${enter your preferred stack here} | Co-JUG organizer | full-time #opensource developer | creator of @jobrunr.bsky.social.
Bad in #socialmedia.
Cristian Schuszter @cschuszter.bsky.social Geek
Laur Spilca @laurspilca.bsky.social A #java guy. Pacifist 🕊
JUnit Team @junit.org Shaping the future of testing on the JVM
Juliette de Rancourt @jderancourt.bsky.social Software engineer
Pasha Finkelshteyn 🇩🇪⬅️🇷🇺(✡️) @asm0dey.site Developer advocate for @BellSoft
Love people, both listen and talk to
https://asm0dey.site/
Catherine Edelveis @edelveis.dev Liberica JDK Advocate | Spring Boot Enthusiast | JavaFX Fancier | Tech Writer and YouTuber | Dog Mom | Views are my own
Home: edelveis.dev
CyberJAR channel: https://www.youtube.com/@cbrjar
Joris Kuipers @joris.kuipe.rs CTO & hands-on architect at Trifork Amsterdam. 40 over 40
Andreas Falk @andifalk.bsky.social Making IT #Secure. Teaching #Architecture, #AppSec, and #CloudSec. Speaker at #Devoxx, #Spring IO, and #OWASP.
BellSoft @bellsoft.bsky.social Delivering #LibericaJDK: supported, #Java standard compatible binaries. Among Top-5 #OpenJDK contributors.
Micrometer @micrometer.io 
JEP Tracker @jeptracker.bsky.social Diligently tracking and posting any @openjdk.org JEP updates.
Built by @hardcoding.fr on https://github.com/PerfectSlayer/openjdk-jep-bsky. Feedback welcome!
Fabien Sanglard @fabinou.bsky.social 
Tommy Ludwig @tommyludwig.bsky.social Maintainer of @micrometer.io
X/Twitter: @TommyLudwig
Meredith Whittaker @meredithmeredith.bsky.social President of Signal, Chief Advisor to AI Now Institute 
Christian Grobmeier @grobmeier.de Java Champion & ASF VP Data Privacy. I write and speak about code, ethics, and what it means to build systems that last.
Logging Off? https://grobmeier.de
Tadaya Tsuyukubo @ttddyy.net Author: DataSource Micrometer, datasource-proxy, r2dbc-proxy
X/Twitter: @ttddyy
Tagir Valeev @tagir-valeev.bsky.social Work at JetBrains. Java Champion. Check my Java book: https://mng.bz/671p
Signal @signal.org Signal is a nonprofit end-to-end encrypted communications app. Privacy isn’t an optional mode, it’s the way Signal works. Every message, every call, every time. https://signal.org/donate/
Brian Dussault @bdussault.bsky.social Engineering @StacklokHQ | Former @SpringCentral, @VMware, @EMC, @Fidelity (He/Him). Proud husband, and father of 2 amazing kids
Dariusz Jędrzejczyk @chemicl.bsky.social 
Adib Saikali @asaikali.bsky.social 
Víctor Orozco @tuxtor.bsky.social Java Champion, Oracle ACE Pro, I like to code
Cay Horstmann @horstmann.com Nothing to see here...keep moving! Specifically, to Mastodon: https://foojay.social/@cayhorstmann
Ludo @ludoch.bsky.social Java, Google, App Engine, Cloud Run, PaaS, Developers.
9ième, Pigalle, SOPI, Vallée de Silicone, SF.
Jonathan Giles @jonathangiles.net Principal Java Architect for libraries at Microsoft and a Java Champion. Previous: Consulting Member of Technical Staff on Java at Oracle/Sun Microsystems.
@bercut2000.bsky.social @bercut2000.bsky.social 
Emily Jiang @emilyjiang.bsky.social Java Champion, Book Author, MicroProfile Guru, Jakarta EE supporter
Edwin Derks @edwinderks.bsky.social Java Champion | Architect | Writer | Speaker | Contributor for Jakarta EE and MicroProfile | Car Maniac | Extreme Dance & Metal Music Fan |
Nacho Cougil @icougil.bsky.social Founder of @BarcelonaJUG | Cofounder of @devbcn.bsky.social | Java Champion | Principal Software Engineer at @dynatrace |
Java & JVM stuff, forensics, irony & more
Maurice Naftalin @mauricenaftalin.bsky.social 
Jean Bisutti @jeanbisutti.bsky.social Software engineer at Microsoft, QuickPerf, Java Champion
Mary Grygleski @mgrygles.bsky.social 
Rafael Winterhalter @rafaelcodes.bsky.social software consultant who likes static typing, coding at http://github.com/raphw 🇧🇻🇩🇪🇪🇺
Sebastian Daschner @daschners.bsky.social Helping developers solving the challenges of enterprise software.
David Heffelfinger @ensode.bsky.social Java Champion, Apache NetBeans PMC Member, Technical Author, Jakarta EE Consultant and Instructor.
Totto @javatotto.bsky.social 
Ivan St. Ivanov @ivannov.bsky.social Founder and senior programmer @ VIDA Soft, Open source fan, Bulgarian JUG lead, jPrime conf organizer, Java Champion
Prof. Dierk König @dierk-koenig.bsky.social Prof. at @FHNW, Groovy in Action, Java Champion, Web, Frege, Artist
Simon Maple @sjmaple.bsky.social 
Vincent Mayers @mayers.io DevRel and Tech Community Leader, Java Champion, MicroProfile.io steering committee, Speaker, Organizer of Devnexus and Atlanta Java Users Group
Simon Ritter @speakjava.bsky.social Deputy CTO at @AzulSystems. Java Champion, member Java SE Expert Group, JCP EC, OpenJDK Vulnerability Group and Adoptium SC. AMA about Java and JVM.
Mario Torre @mariotorre.bsky.social Follow me on:
https://mario-torre.bandcamp.com
https://mastodon.social/@MarioTorre
The opinion expressed here are my own. Like and share doesn't necessary mean I agree with the content.
I'm leftist and antifascist. No human being is illegal. #fckafd
Deepu K Sasidharan @deepu105.bsky.social @jhipster co-chair.
Developer 🥑 @okta.
Polyglot dev/Speaker/Author.
@Java_Champions.
Java, Rust, JS, DevOps.
ADHD.
Simone Bordet @simonebordet.bsky.social Jetty/CometD Lead. Java and JVM. Web/Network Protocols (HTTP/1/2/3, WebSocket, QUIC). Some CrossFit.
Yuichi Sakuraba @skrb95.bsky.social Java Developer
Java Champion
@steveonjava.bsky.social @steveonjava.bsky.social 
Christoph Strobl @christophstrobl.bsky.social Father of 3. Plant-based 247365 workout enthusiast. Spring Data engineer. Organizer ejug Austria. Author http://amazon.de/dp/B09JJ9D785. He/Him.
dimitris Doutsiopoulos @ddoutsiopoulos.bsky.social 🎬 Photographer & Creative Director
𝘍𝘪𝘯𝘥𝘪𝘯𝘨 𝘸𝘢𝘺𝘴 𝘵𝘰 𝘤𝘳𝘦𝘢𝘵𝘦 𝘢𝘵𝘮𝘰𝘴𝘱𝘩𝘦𝘳𝘪𝘤 𝘴𝘤𝘦𝘯𝘦𝘴
📷🎥 Events | Conferences | Commercials
🌍International Clientele
📸✈️ Travel & Explore
Kansas City Developer Conference @kcdc.bsky.social The Kansas City Developer Conference (KCDC) is Kansas City's premier educational conference for software development. Catch it August 13-15, 2025! https://kcdc.info #kcdc2025
Voxxed @voxxed.com Sharing expert knowledge on Java, JVM, Methodology, Cloud, Mobile & Future tech. Follow us for tutorials, presentations and interviews.
Voxxed Days Luxembourg @lu.voxxeddays.com Voxxed Days conference in Luxembourg. Organized by @yajug.bsky.social. https://luxembourg.voxxeddays.com/en/#registration
Jfokus @jfokus.se Jfokus is all about developers!
Check out the conference: http://www.jfokus.se
geecon @geecon.bsky.social Java and JVM based technologies, dynamic languages, enterprise architectures, patterns, distributed computing, AI and more
https://geecon.org/ Kraków, 14-15 May 2026
jPrime Conference @jprimeconf.bsky.social 
GOTO Conferences @gotocon.com #GOTO Presents the Brightest Minds in Tech.
Check out GOTO Conferences.
https://gotopia.tech
https://www.youtube.com/@GOTO-
JChampions Conference @jchampionsconf.bsky.social Join us for the annual Java Champions online conference on 2025-01-23, 2025-01-24, 2025-01-27, & 2025-01-28
Visit https://jchampionsconf.com to see our lineup and to register for free.
Spring I/O @springio.net A two-day conference full of Spring awesomeness in Barcelona. +1300 attendees. Next edition: 13-15 April 2026
Organized by @sergialmar.com
JCON Conference @jcon.one Java Community Conferences - in-person.
linktr.ee/jcon_conference
Imprint, privacy policy: http://jcon.one
defaude @defau.de 
Anthony Dahanne @anthony.dahanne.net Software Engineer working @hero.dev
Sergi Almar @sergialmar.com 
Freddy Guime @fguime.bsky.social Distinguished Principal Engineer @expediagroup.bsky.social . Previously of the financial industry. Co-host of
@javapubhouse, podcast for the Java dev. Co-Author of Java 7 Recipes
Paul Bakker @pbakker.bsky.social Staff engineer in Java Platform at Netflix, Java Champion, and creator of the DGS Framework.
Lukas Eder @lukaseder.bsky.social Java Champion, creator of jOOQ, the best way to write SQL in Java.
Will mostly post about Java, SQL, jOOQ, programming humour, and write at https://blog.jooq.org
Burk Hufnagel @burkhufnagel.bsky.social Java Champion, Eagle Scout, Test-Driven Development Advocate
Dirk Lemmermann @dlemmermann.bsky.social JavaFX Fan Boy. Java Champion. Java One Rockstar. Open Source Contributor. Freelancer. Consultant. Speaker. Entrepreneur.
Bob Paulin @bobpaulin.com Thinker-doer. Developer. ASF Member. Java Champion. Dad x 4.
Cowtown Coder @cowtowncoder.bsky.social Coder, OSS Author (Jackson, Woodstox, java-uuid-generator etc); father; hiker; immigrant; worker. Born in Finland, lives nowadays in the magnificent US Pacific Northwest.
Stephen Colebourne @jodastephen.bsky.social Java Champion. Joda-Time. Joda-Beans. Joda-Money. JSR-310. ThreeTen-Extra. Blogger. Conference speaker. https://blog.joda.org I do not represent my employer.
@luciobenfante.bsky.social @luciobenfante.bsky.social 
Jean Michel Doudoux @jmdoudoux.bsky.social Java Champion, didacticiel Java et Eclipse, Ju Jitsu et arts martiaux, Delphi, modélisme et figurines
Enrique @chochosmx.bsky.social Bassist, programmer, dad. CDMX.
David Bock @bokmann87.bsky.social 
Antonio Goncalves @agoncal.bsky.social Principal Software Engineer @Microsoft @Azure @JavaAtMicrosoft @devoxxfr @parisjug @Java_Champions @pluralsight #BookAuthor #Jazz #Tango Us/We
Robert Scholte @rfscholte.bsky.social Founder/owner Sourcegrounds, Java Champion, former Maven chairman, international speaker, bookreviewer
Benoit Daloze @eregon.me Expert in dynamic language runtimes and JIT compilation, TruffleRuby lead, Rubyist.
https://eregon.me
Josef Eisl @zapster.cc working on @graalvm.org
opinions are my own
Gilles Duboscq @gillesduboscq.bsky.social 
Olga Gupalo @olyagupalo.bsky.social Member of GraalVM, Oracle
Tomáš Zezula @tomaszezula.bsky.social Graal compiler engineer
Simon Baslé @simonbasle.bsky.social programming by day, ttrpgs by night, reading fantasy and sci-fi at dusk. at dawn I'll be sleeping, thank you very much
Siva @sivalabs.in 💻 Software Developer || ☕ Java Developer Advocate @ JetBrains || https://sivalabs.in || https://youtube.com/sivalabs
Interested in Java, Kotlin, Docker, and Software Architecture.
José Paumard @josepaumard.bsky.social #Java #DevRel @Oracle, bartender #JEPCafe and https://dev.java, Java Champion Alumnus, JavaOne Rockstar. I post about #Java, sometimes cooking, Opinions are my own. Posts are in EN and FR.
Sanne Grinovero @sannegrinovero.bsky.social Passionate about reliability, OSS, and efficiency. Java Champion, tech lead in the Quarkus and Hibernate communities, JVM/Linux explorer. Working at IBM, leading various R&D initiatives.
Voxxed Days Zürich @voxxedzurich.bsky.social Community Developer Conference in Zurich, Switzerland, taking place on 25 March 2025.
Julien Lengrand-Lambert 🥑👋 @lengrand.fr Head of Developer Relations 🇫🇷🇳🇱🇪🇺🇺🇦 ✨ Sucker for good #DX, #kotlin #GoogleDevExpert ✨, Editor 🇳🇱 #Java magazine . Growing my own food. #devrel #climate
🌐 https://lengrand.fr/
Lars Rosenquist @calvobianco.com "Do the right thing. Do what works. Be kind."
Aka Calvo Bianco
Father of 2, husband of 1, musician
Dev adv eng @ Zoom
Former Redis, VMware, Pivotal
Dutch
He/him
https://calvobianco.bandcamp.com
https://www.youtube.com/@calvobianco
Scott Hanselman 🌮 @scott.hanselman.com I want you to win and be happy. Code, OSS, STEM, Beyoncé, T1D, open source artificial pancreases, Portland, 3D printing http://hanselminutes.com inclusive tech podcast! VP/Member of Technical Staff, Microsoft/GitHub 🌮
http://hanselman.com/about
Benjamin Nothdurft @dataduke.bsky.social 🎤 Community, Leadership, Java, Cloud
🏅 7x Oracle ACE Pro, JUG Leader
🌍 San Francisco, CA <> Jena, GER
🔗 www.linktr.ee/dataduke
Kim Fletcher @kimfletcher.bsky.social Event Operations & Community Leader | Organised Devoxx UK | Volunteer Manager: AI Native DevCon & StateOfOpenCon | Leader of the Virtual Java User Group
JetBrains @jetbrains.com On a mission to make software development a more productive and enjoyable experience. Make it happen. With Code.
Matthias Haeussler @maeddes.bsky.social trying to help people moving forward with cloud-native and Java-related technologies
Virtual Java User Group @virtualjug.bsky.social Hi from VirtualJUG (vJUG), the world's first online-only Java User Group. Join us, and the best Java experts in the community!