Larry the Cat @number10cat.bsky.social Chief Mouser to the Cabinet Office. 17 year old tabby. Living with my seventh Prime Minister. Unofficial.
https://www.buymeacoffee.com/Number10cat
Guillaume Laforge @glaforge.dev 🥑 Developer Advocate for Google Cloud ☁️
🧠 Focusing on Generative AI 🤖
⭐ Co-founder of the 🪶 Apache Groovy programming language
☕ Java Champion 🏆
📣 Co-host of Les Cast Codeurs Podcast
🐘 @glaforge@uwyn.net on #Mastodon
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!
Sébastien Blanc @sebi2706.bsky.social My job is to make developers happy.
Technical Director @sciam.fr
Java champion, OSS, husband and father.
5 🐱
Matt Raible @mraible.bsky.social Software engineer with a passion for skiing, mountain biking, VWs, and good 🍺. Driving a '66 21-window & a '90 Syncro. Made in Montana. https://raibledesigns.com
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.
Chandra Guntur @cguntur.bsky.social Hoopy Frood
Java Champion. NYJavaSIG & GardenStateJUG Leader
#Saganist #BeKind #UsualSuspects #TrollBlocker 🖖🏼😎 🇱🇷
अहं ब्रह्मास्मि
Motto: docendo discimus
Website: https://cguntur.me
Lgd. Viktor Klang @viktorklang.com Architect, Java Platform Group at Oracle.
⚡️Views are my own. ⚡️
Mark Paluch 👨💻,🎹&✈️ @mp911.de Musician, producer, Spring Data, Database drivers.
#Autist | #ADHD | INTJ-T | #Neurodiversity 🧠🌈
Ostfriesland 🌊🌬️🌞🌧️
https://paluch.biz/about-me/ | https://soundcloud.com/rflktd
Brabant JUG @brabantjug.nl Java User Group for the province of North-Brabant. Community for anyone interested in Java and Open Source in or around Brabant.
OpenJDK @openjdk.org The place to collaborate on an open-source implementation of the Java Platform and related projects · https://openjdk.org
Devoxx Greece @devoxxgreece.bsky.social Devoxx Greece is a 3-day conference taking place from April 23rd to 25th, 2026, at the Athens Megaron International Conference Center.
Martijn Verburg @karianna.bsky.social Making tech co-exist with Humans - Principal Group SWE Manager (Java, Python, Go) @ Microsoft, former CEO @ jClarity (acq. by MSFT) formerly Diabolical Developer, Author, Speaker, Angel Investor, Exec Coach, Non-Exec director, Owner of Low Key Cocktail Bar
Maarten Mulders 💙💛 @mthmulders.bsky.social Architect, developer, trainer & speaker @ Info Support. Also Java Champion and Oracle ACE Pro. Other: food, music & photography. Views are my own; interpretations are yours.
Arun Gupta @arungupta.bsky.social 
Mark ⚡️Heckler @mkheck.bsky.social Computer scientist & MBA, pilot, inglés y español. Java Champion, Google Dev Expert in Kotlin, Rockstar presenter, author of Spring Boot: Up & Running. Ex Oracle, Pivotal, VMware, Microsoft, Moderne
Bruno Borges @brunoborges.bsky.social Empowering developer communities.
Mark Reinhold @mreinhold.org Chief Architect, Java Platform Group, Oracle · Views are my own · https://mreinhold.org
Kelsey Hightower @kelseyhightower.com Minimalist
GraalVM @graalvm.org GraalVM compiles your applications ahead of time into native executables that start instantly, scale fast, and use fewer resources 🚀
Holly Cummins @hollycummins.com @IBM - Senior Principal Software Engineer, working on Quarkus. Java Champion, developer, author, #cloud surfer and maker. My views are my own.
Bert Jan Schrijver @handle.invalid CTO @OpenValue.eu, JUG leader @NLJUG.bsky.social. J-Fall/Spring organizer, @JavaChampions.bsky.social, @iSAQB.bsky.social, JavaOne rock star speaker, Duke’s choice award winner, Java/architecture/CD/DevOps.
Trisha Gee @trishagee.bsky.social Java Champion, Developer Productivity Advocate, Author
https://trishagee.com
https://linktr.ee/trisha_gee
🇪🇸🇬🇧🇪🇺
Adam Bien @adambien.blog AWS Hero, JavaONE Rockstar, Consultant, Java Champion
about: https://about.adam-bien.com
linkedin: https://www.linkedin.com/in/adam-bien
trainer: http://airhacks.live and http://airhacks.io
podcaster: http://airhacks.fm
yt: http://youtube.com/@bienadam
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
InfoQ @infoq.com Helping dev teams adopt new technologies and practices through news, podcasts, QCon conferences, and InfoQ online certification.
Ray Tsang @saturnism.me Loves Java, Cloud, and Developer Productivity. Java Champion.
Venkat Subramaniam @venkats.bsky.social Programmer, author, speaker, founder Agile Developer, Inc., co-founder of @dev2next Conference, professor @CSatUH
Kevlin Henney @kevlin.bsky.social consultant · father · he/him · human (very) · husband · itinerant · programmer · keynote speaker · technologist · trainer · writer
Brian Goetz @briangoetz.bsky.social Java Language Architect at Oracle. Author, Java Concurrency in Practice (http://amzn.to/2nzZnkl). Also, cats.
Simon Brown @simonbrown.bsky.social I spend the day looking at the screen and tapping the keyboard. I'm a machine that turns tea into computer code. #informationista #norfolk #uk
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
NLJUG - Dutch Java User Group @nljug.bsky.social NLJUG, the Dutch Java User Group founded in 2003, unites software developers, architects, ICT managers, student, and partners interested in Java tech.
www.nljug.org
Belgian Java User Group @bejug.bsky.social Java now, Java always :)
JavaLand @javaland.bsky.social JavaLand – The Java Community Conference
https://www.javaland.eu
Johan Hutting @johanhutting.bsky.social Senior software engineer / Developer advocate @ ING, co-organiser JUG Noord and ING backend summit.
Opinions expressed are my own.
@chrisdebruyne.bsky.social @chrisdebruyne.bsky.social 
David Heremans @david.saysit.be Happy dad of 3, husband of 1, IT-nerd, #apple, #coffee, #travel, #DENJA
DM: 0496/65.64.54 ;-)
Bart⚓️ @bartgonnissen.bsky.social Senior Maritime Pilot | Master Mariner - unlimited | Master's degree Nautical Science | Forensic Medicine | Glass blower |
https://www.amazon.nl/dp/B0H7RMV7Q2
Rik Van Bruggen @rvanbruggen.bsky.social Mad about graphs, and machine learning/ai. Worked on and with Neo4j for 10,5y. Write/wrote about that on http://blog.bruggen.com. Now having fun at DevRev.
NOELREPORTS @noelreports.com Media platform covering global conflict zones. Focus on the Ukraine-Russia war. Consider supporting us once via buymeacoffee.com/noelreports or by becoming a member via patreon.com/NOELREPORTS.
Marcin Grzejszczak @toomuchcoding.com Java Champion. Working on observability and contract testing - Micrometer, Spring Cloud Contract.
Semi Co-op @semicoop.com A webcomic about board games since 2015! https://semicoop.com | Want to commission a comic? Send us a message! | Support us @ http://patreon.com/semicoop
auonsson @auonsson.bsky.social Every system is a sensor if you hold it right.
Main arena, Baltics. 🇸🇪
mastodon.world/@auonsson , x.com/auonsson backup 🇸🇪
Stéphane Nicoll @snicoll.be Proud husband. Software engineer. Working on the Spring team since 2014. Spring Framework, Spring Boot, https://start.spring.io. He/Him. snicoll.be
Markus Eisele @myfear.com Developer, turned to consulting, developer relations, sales, and landed in marketing.
Writing books for #Oreilly.
Into Java, Kubernetes and such.
Legal called to tell you that I'm not officially speaking for IBM.
Brian Vermeer @brianvermeer.nl Java Champion | JUG leader
NLJug & VirtualJug | Oracle ACE Pro | CS Master at Utrecht University | Java | Haskell | Security | Dutch Air Reserve | Views are my own
Maarten Casteels @casteels.dev 
Tom Cools @tomcools.be DevRel @Timefold | Conference (Keynote) Speaker 🗣️ | #Java Champion | @BeJUG Organizer | Kind of a weird guy 😅
Darth Putin @darthputinkgb.bsky.social Czar for life of all Russians. Master Strategist. Tea connoisseur. Author. Window installer. Wanted in 123 countries. Parody, apparently.
ChrisO_wiki @chriso-wiki.bsky.social Independent military history author and researcher. If you find my writings interesting or useful, any tips are appreciated: http://ko-fi.com/chrisowiki 
OSINTdefender @handle.invalid ⚠️ MIRROR OF twitter.com/sentdefender
⚠️ If you own the original account and want to claim this, please contact @twttr-mirrors.bsky.social
derek guy @dieworkwear.bsky.social Menswear writer. Editor at Put This On. Words at The New York Times, The Washington Post, The Financial Times, Esquire, and Mr. Porter.
If you have a style question, search:
https://dieworkwear.com/ | https://putthison.com/start-here/
Spencer Gibb @spencer.gibb.us Software Engineer, Dad, Geek, Co-founder and Lead of #SpringCloud Core on the @spring.io team at Broadcom
Quarkus @quarkus.io Supersonic Subatomic Java
Nicolas Fränkel 🇪🇺🇺🇦🇬🇪 @frankel.ch 🧑💻 Developer and architect
🥑 Developer Advocate
✍️ Blogger @ https://blog.frankel.ch/
🎓 Eternal learner
📖 Book author at http://leanpub.com/integrationtest
Jonathan Vila 🥑☕️ - 🇪🇺🇪🇸🇵🇷 @vilojona.bsky.social Senior Staff Developer Advocate 🥑 @Sonar | Java Champion | Oracle ACE | IBM Contributor | Conference cofounder JBCNConf & DevBcn & AI4Devs | BarcelonaJUG organiser
JetBrains @jetbrains.com On a mission to make software development a more productive and enjoyable experience. Make it happen. With Code.
Olga Maciaszek-Sharma @olga-maciaszek.bsky.social Java developer. Staff Software Engineer in Spring Cloud team at @spring.io
Oliver Drotbohm @odrotbohm.de Frameworks & Architecture in the Spring open source engineering team, all things Spring, Java, data, DDD, REST, software architecture, drums & music. He/him.
Martin Fowler @martinfowler.com Software Design Loudmouth. Works for Thoughtworks. Also hikes, watches theater, and plays modern board games. He/him.
host of https://martinfowler.com
Shaun Smith @ssmith.bsky.social GraalVM Product and DevRel
Senior Director, Oracle
Gerrit Grunwald @hansolo.eu JUG Founder, Java Champion, IBM Champion, ❤️ Java, coding in general, mountain biking and photography...may the force be with you... http://gravity-labs.de
Cassidy @cassidy.social gas powered leaf blower hater • web software worker • chicago by way of nyc • she/her
Matteo Bianchi @mbianchi.dev Angry voice of @devoidofbeauty.bsky.social 🇩🇪
The very opposite of sXe.
https://devoidofbeauty.bandcamp.com/album/of-pain-absence
Socialist.
A radically open source cog in the machine, just doing the work.
Remember to punch a nazi today 👊
Jfokus @jfokus.se Jfokus is all about developers!
Check out the conference: http://www.jfokus.se
Stephan Janssen @stephanjanssen.be Founder @Devoxx.com Devoxx4kids, BeJUG and DevoxxGenie | Co-founder @Voxxed.com, VoxxedDays - Founder JCS int. acquired by RealDolmen ('02) : See also @ https://stephanjanssen.be
https://grokipedia.com/page/Stephan_Janssen
Kevin Dubois @kevindubois.com 🥑 Dev Advocate @IBM | Cloud Native Developer | Java Champion | Author | Keynote Speaker | Open Source | Based in the Swiss Alps 🏔️🇨🇭
Stef Patterson 💙 @geekmespeakstef.dev Sr SQL Dev & Mentor • Flutter Dev💙• Aspiring Artist • Flutter Author, Tech & Final Pass Editor @ kodeco.com • Flutteristas Co-Lead • mom • she/her • Oregon
🐘 @GeekMeSpeakStef@fluttercommunity.social
🐦 @GeekMeSpeakStef
🕸️ GeekMeSpeak.com
Andres Almiray @andresalmiray.com I code for fun and help others in the process. Java Champion. Co-founder of Hackergarten & Hack.Commit.Push. Creator of JReleaser
🚀
Alina Yurenko @alina-yurenko.bsky.social Ukrainian. Love tech, compilers, and open source. Developer Advocate for GraalVM at Oracle. Ambassador of snacks and not running.
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
GOTO Conferences @gotocon.com #GOTO Presents the Brightest Minds in Tech.
Check out GOTO Conferences.
https://gotopia.tech
https://www.youtube.com/@GOTO-
jPrime Conference @jprimeconf.bsky.social 
Voxxed Days Luxembourg @lu.voxxeddays.com Voxxed Days conference in Luxembourg. Organized by @yajug.bsky.social. https://luxembourg.voxxeddays.com/en/#registration
Voxxed @voxxed.com Sharing expert knowledge on Java, JVM, Methodology, Cloud, Mobile & Future tech. Follow us for tutorials, presentations and interviews.
Voxxed Days Zürich @voxxedzurich.bsky.social Community Developer Conference in Zurich, Switzerland, taking place on 25 March 2025.
JavaZone @javazone.bsky.social JavaZone 2026, Norwegian Java conference, takes place on September 2-3, 2026, at Nova Spektrum, Lillestrøm near Oslo.
www.javazone.no
@dev2next.bsky.social @dev2next.bsky.social The conference to learn, apply, and improve our craft; spearheaded by @venkats.bsky.social
JNation 🇵🇹 May 26 & 27 - 2026 @jnationconf.bsky.social The Java, Javascript, devops, security and Artificial Intelligence Conference in Portugal.
May 26 & 27 2026.
https://jnation.pt
Devnexus @devnexus.bsky.social THE LONGEST-RUNNING AND LARGEST JAVA CONFERENCE IN THE USA. MARCH 4-6, 2025 BE THE FIRST TO KNOW OUR NEWS https://atlj.ug/StayInformed https://devnexus.com/
Voxxed Days Amsterdam @amsterdam.voxxeddays.com Accelerate your skills at Voxxed Days Amsterdam on April 1st and 2nd, 2026! The conference for the next generation of developers.
Devoxx France @devoxx.fr 🤖 Devoxx France 🤖
Conférence pour les développeurs & développeuses
📍 Paris Palais des Congrès
📆 RDV du 7 au 9 avril 2027 pour la 15ème édition !
Devoxx UK @devoxx.uk A Developer Community Conference
Devoxx Belgium @devoxx.com Devoxx Belgium 2026 : 5 - 9 October in Antwerp
Roy van Rijn @royvanrijn.com Director of OpenValue Rotterdam, is a @Java_Champions, founder of Rotterdam JUG, public speaking: Java, AI, math, algorithms
Benjamin Nothdurft @dataduke.bsky.social 🎤 Community, Leadership, Java, Cloud
🏅 8x Oracle ACE Pro, JUG Leader
🌍 San Francisco, CA <> Jena, GER
🔗 www.linktr.ee/dataduke
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
Mark Hamill @markhamillofficial.bsky.social Believe in yourself! Work hard, never give up & anything's possible! OR: Kick back, relax & aim low: You'll never be disappointed...😜
Larian Studios @larianstudios.com The independent award-winning studio behind Baldur's Gate 3 and games in the Divinity universe. Learn more about our upcoming RPG @divinity.com
Mike Laidlaw @mikelaidlaw.bsky.social Currently: CCO Yellow Brick Games, working on Eternal Strands (https://store.steampowered.com/app/1491410/Eternal_Strands/ ). Formerly: Lead Writer for Jade Empire; Creative Director for Dragon Age. Always: dog lover.- L Swen vincke @laratlarian.bsky.social
Very AFK @cromwelp.bsky.social A ghost waiting to be exorcised
Dr Milan Milanović @milanmilanovic.bsky.social Helping 400K+ engineers and leaders grow through better software, teams & careers | Author of Laws of Software Engineering | CTO | Microsoft MVP | Leadership & Career Coach | lawsofsoftwareengineering.com
Raymond E. Feist @refeist.bsky.social Writer, football geek, whisky nerd, fan of graciousness.
Gergely Orosz @gergely.pragmaticengineer.com Writing The Pragmatic Engineer (@pragmaticengineer.com), the #1 technology newsletter on Substack. Author of The Software Engineer's Guidebook (engguidebook.com). Formerly at Uber, Skype, Skyscanner. More at pragmaticengineer.com
Arnold Schwarzenegger @schwarzenegger.bsky.social Bodybuilder. Conan. Terminator. Former Governor. I killed the Predator. I told you I’d be back. Join my positive corner of the internet - Arnold’s Pump Club.
Josh Long 🍃 @starbuxman.joshlong.com Spring Developer Advocate
Java Champion
Kotlin Google Dev Expert
https://YouTube.com/@coffeesoftware
https://github.com/joshlong
Abdel Sghiouar @boredabdel.bsky.social Cloud Developer Advocate @Google | Co-Host of @kubernetespodcast.com | Devoxx Morocco PC | CNCF Ambassador | Opinions are my own.
#k8s #cloud #servicemesh #security
Bluesky @bsky.app official Bluesky account (check username👆)
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