Kim Fletcher @kimfletcher.bsky.social Managing Director & co-founder of Re:Build | Event Operations & Community Leader | Ran Devoxx UK | Leader of the Virtual Java User Group
Mohammad-Ali A'râbi @aerabi.com 🐳 Docker Captain ⚓
🐶 Snyk Ambassador 🔐
💾 Software Engineer at JobRad 🚲
📚 Author of DockerSecurity.io
🔮 Mathematician
📍 Freiburg 🇩🇪🇨🇭🇳🇱🇮🇷
Michaël van de Giessen @tubby.nl Java web developer at http://intractief.nl , #satisfactory gamer, #lanparty fossil, #UX freak, #coderdojo and #devoxx4kids mentor, actually partly javanese https://tubby.nl
Soham Dasgupta @iamsoham.bsky.social Technology enthusiast | GenAI & Java Geek | Cloud Native | Blogger | Speaker | Microsoft | Azure Cloud Architect | Opinions are my own
(Vibe-d) Portfolio: https://sohamdasgupta.com/
Tom Asel @asel.io DDD | DevOps | Culture | Architecture | iSAQB | Wardley Mapping
Founder, Coder, Coach, Consultant
https://tangible-concepts.de
Stijn Eikelboom @stijneikelboom.bsky.social Operations Engineer bij DUO. Ondernemer bij Flocker. Vaak in de gym en dagelijks aan de wandel. Liefhebber van tech, goed eten en zon.
Wouter Bauweraerts @wbauweraerts.bsky.social Java Developer | Musician | Cyclist 🇧🇪🐕🎶🎤💻
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/
Blanca Garcia Gil @blanquish.bsky.social Principal engineer and transformational coach.
Building staffplusengineer.com, supporting staff+ engineers growing their technical leadership skills.
https://linktr.ee/bgarciagil
Gonzalo Ortiz @gortiz.bsky.social 
João Esperancinha @jesperancinha.bsky.social Linktr.ee:
https://linktr.ee/jesperancinha
Software Engineer content creator:
DailyMotion:
https://www.dailymotion.com/jofisaes
YouTube
https://www.youtube.com/@jesprotech
Homepage articles
https://joaofilipesabinoesperancinha.nl/#/blogs
Gerald Versluis @jfversluis.dev Engineer @microsoft.com (.NET) | content creator | speaker | gamer | .NET MAUI, Blazor, C# | posts & opinions on personal title | He/Him | Talk about what you love, not what you don't.
📍 Maastricht, NL
🎥 YouTube.com/@jfversluis
🔌 jfversluis.dev
Hubert Klein Ikkink @mrhaki.com Love to develop applications with gr8 technologies at JDriven. Interested in #java, #groovy, #clojure, #kotlin, #asciidoctor, #micronaut, #gradle.
https://www.mrhaki.com 🇳🇱🇪🇺🏳️🌈
Jordy Onrust @jonrust.bsky.social Tech consultant Rijks ICT Gilde
Dirk Lemstra 🧙♂️ @dirk.lemstra.org Open source maintainer of @imagemagick.org and its .NET Standard/Framework library called Magick․NET.
Microsoft #MVP | GitHub ⭐
🇳🇱 https://github.com/dlemstra 💖🇹🇼
Roy Wasse @roywasse.bsky.social Director and Founder at OpenValue. Better software, faster! Love the Java ecosystem, interested in AGI, BTC, Philosophy and building out businesses.
Hinse ter Schuur @coduinix.bsky.social 🇳🇱 Software Engineer @ SDB | #Java | Speaker 🗣 | he/him
Jago de Vreede @jagovreede.bsky.social Java Developer | International Speaker | Automate *everything*
Raphael De Lio @raphaeldelio.dev AI Engineer | Software Engineering | Forward Deployed Engineer @ Redis (@redis.io)
https://raphaeldelio.com | https://youtube.com/raphaeldelio | https://linktr.ee/raphaeldelio
@craftsmennl.bsky.social @craftsmennl.bsky.social 
Rijo Sam @rijosam.com Java Chapter Lead @ ABN AMRO | Public Speaker
Loves Java ☕ | Cycling 🚴🏽♂️ | Burgers 🍔
rijosam.com
@josroseboom.bsky.social @josroseboom.bsky.social 
Elias Nogueira 🇧🇷🇳🇱 @eliasnogueira.com Java Champion | Senior Principal Software Engineer | Speaker | Writer | Oracle ACE | Java Magazine NL | OSS
Jan @janplas.bsky.social I dabble in Software Engineering, and have been known to get paid for it.
Herten>Roermond>Limburg>The Netherlands>Europe>Earth
@strmark.bsky.social @strmark.bsky.social 
Arjan van Balken @vanbalken.bsky.social 
Nataliia Dziubenko @nataliiadziubenko.com 🇺🇦🇳🇱 Making cool stuff at Azul, passionate about everything Java & JVM https://nataliiadziubenko.com/
Tim te Beek @timtebeek.github.io Staff software engineer at Moderne, where I'm the community lead for OpenRewrite.
Full Stack Theory @fullstacktheory.bsky.social Exploring the evolving world of software development—Frontend, Backend, AI/ML, and Software Design and Philosophy. Thoughts on code, architecture, and the philosophy of building modern systems. Currently at a FAANG. Opinions are my own.
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/
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
@dev2next.bsky.social @dev2next.bsky.social The conference to learn, apply, and improve our craft; spearheaded by @venkats.bsky.social
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
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 Days Zürich @voxxedzurich.bsky.social Community Developer Conference in Zurich, Switzerland, taking place on 25 March 2025.
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 The only conference dedicated entirely to Spring. Three days deep in the Spring ecosystem, with 1200+ developers from around the world.
Next edition: 28-30 April 2027, Valencia, Spain.
Organized by @sergialmar.com
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!
JCON Conference @jcon.one Java Community Conferences - in-person.
linktr.ee/jcon_conference
Imprint, privacy policy: http://jcon.one
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 !
Jeff Silksong Coelho @jeffquesado.ulivre.dev Content on pt-br, sometimes en
Caerbannog-lang
Minha toca => https://computaria.gitlab.io/blog/
Javeiro falhando miseravelmente em ficar fora de redes sociais =/
Bora aprender ciência da computação ou matemática? @ulivre.dev
Sander Mak @sandermak.bsky.social Doing tech at Picnic, Java Champion & author of http://javamodularity.com book for O'Reilly. Also Pluralsight instructor: http://bit.ly/ps-sander
Ko Turk @handle.invalid 🦊 Voxxed Amsterdam conference organiser --> amsterdam.voxxeddays.com
👥 JUGLeader @CodeLabJUG
🧑💻 Working @CodeLab
🎤 Speaker, talks about #Green #Java #Kotlin
Venkat Subramaniam @venkats.bsky.social Programmer, author, speaker, founder Agile Developer, Inc., co-founder of @dev2next Conference, professor @CSatUH
Voxxed @voxxed.com Sharing expert knowledge on Java, JVM, Methodology, Cloud, Mobile & Future tech. Follow us for tutorials, presentations and interviews.
#javabubble @javabubble.bsky.social Use the #javabubble or #java hashtags
The biggest community of Java Developers in Bsky!
I follow everyone who mentions #Java or #JavaBubble in their posts and repost them all!
Built by @raphaeldelio.dev
Not an official Java account
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.
Devoxx4Kids @devoxx4kids.bsky.social Inspire children to program, robotics and engineering. WorldWide
Nick Ebbitt @nickebbitt.com Manchester JUG leader, Cloud Native Glasgow organiser. Interested in all things platform engineering, Java and communities
Sharat (Shar) Chander - 🟦🌊 @sharatchander.bsky.social 🇺🇸🇨🇦 #DemocracyMatters | #DevRel |Previously at Oracle, Sun Microsystems, Verizon, & Bell Atlantic | University of Maryland (Undergrad) and Loyola University, Baltimore (MBA) | 70s rock, R&B, 80s alternative and Rap lover | Views mine
Marit van Dijk @maritvandijk.bsky.social 💻 Software Developer | ☕🥑 Java Developer Advocate @ JetBrains | 🏆 Java Champion | 🎤 International Keynote Speaker | 👩💻 Pronouns: She/her
https://maritvandijk.com/
Kevlin Henney @kevlin.bsky.social consultant · father · he/him · human (very) · husband · itinerant · programmer · keynote speaker · technologist · trainer · writer
Josh Long 🍃 @starbuxman.joshlong.com Spring Developer Advocate
Java Champion
Kotlin Google Dev Expert
https://YouTube.com/@coffeesoftware
https://github.com/joshlong
Gunnar Morling @gunnarmorling.dev Technologist @ Confluent · Ex-lead of Debezium · Spec lead of Bean Validation 2.0 · Creator of Hardwood, kcctl, JfrUnit, MapStruct · Java Champion · morling.dev · 🚴
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.
Trisha Gee @trishagee.bsky.social Java Champion, Developer Productivity Advocate, Author
https://trishagee.com
https://linktr.ee/trisha_gee
🇪🇸🇬🇧🇪🇺
Charles Oliver Nutter @headius.bsky.social JRuby co-lead, Java champion, Ruby hero, JavaOne Rockstar, international traveler and speaker. Book me for your next event! I depend on your donations and sponsorships! https://github.com/sponsors/headius
Mark Reinhold @mreinhold.org Chief Architect, Java Platform Group, Oracle · Views are my own · https://mreinhold.org
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
Kevin Dubois @kevindubois.com 🥑 Dev Advocate @IBM | Cloud Native Developer | Java Champion | Author | Keynote Speaker | Open Source | Based in the Swiss Alps 🏔️🇨🇭
evanchooly @evanchooly.bsky.social Java Champion. Kotlin fanatic. Bit twiddler. New Yorker. Pronounces it jif. SSE at @Datadog. @evanchooly@mastodon.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
Tom Cools @tomcools.be DevRel @Timefold | Conference (Keynote) Speaker 🗣️ | #Java Champion | @BeJUG Organizer | Kind of a weird guy 😅
Nicolai Parlog @nipafx.dev Java enthusiast with a passion for learning and sharing. Developer Advocate at Oracle but views and posts are my own.
George Adams @gdams.bsky.social Go Group Manager @Microsoft, Java Champion, Chairman @adoptium.
Thoughts are my own.
Bruno Borges @brunoborges.bsky.social Empowering developer communities.
Daniel Oh @danieloh30.bsky.social Java Champion, CNCF Ambassador & TAG DevEX Co-Chair, Microsoft MVP, Developer Advocate, Technical Marketing, Keynote Speaker, Published Author bit.ly/danielohtv
joschi @joschi.work 🦣 Mastodon: https://hachyderm.io/@joschi
🐙 GitHub: https://github.com/joschi
Ana-Maria Mihalceanu @ammbra1508.bsky.social
Java Champion Alumni | Architect| Sr. Developer Advocate @Oracle 🇳🇱 | Speaker | Co-founder@BucharestSCC. Opinions are my own. 
Pratik Patel @prpatel.dev master builder of nachos
software . technology . not a bot
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
David Delabassée @delabassee.bsky.social Senior Director of Java Developer Relations - Oracle
Views are my own!
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.
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
Sergei Egorov @bsideup.github.io Cloud builder. Java Champion. @testcontainers co-creator. Prev: CEO/co-founder at @AtomicJarInc (acqd by @docker), StaffEng at @Pivotal/@vmware, @zeroturnaround.
📍 Boulder, CO 🏔️
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.
Richard Fichtner 💻☕ @richard.fichtner.dev CEO of @xdev.software, Loves Java ❤️☕, Java Champion, Founder JUG Oberpfalz, Co-organizer @jcon.one, IBM Champion, Oracle Ace, Vaadin Champion, Dongolorian, Father and Husband
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
🚀
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
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
Jonathan Vila 🥑☕️ - 🇪🇺🇪🇸🇵🇷 @vilojona.bsky.social Senior Staff Developer Advocate 🥑 @Sonar | Java Champion | Oracle ACE | IBM Contributor | Conference cofounder JBCNConf & DevBcn & AI4Devs | BarcelonaJUG organiser
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.
Corneil du Plessis @corneil.bsky.social He/Him.
Problem solver.
Scientific thinker.
Delivering code to production since 1985.
Ex-@spring.io Team
Speaker (only diverse panels)
Opinions are my own.
#KFSM, #NoCrypto, 🇺🇦
Kevin Wittek @wittek.dev Engineering Manager and Tech Lead at Docker, doing AI & Testcontainers, guitar & simracing, husband & dad
Anton Arhipov @antonarhipov.bsky.social Developer Advocate @ JetBrains
https://antonarhipov.com
#java #kotlin #programming
Henry Coles @pitest.bsky.social Fiction: Scottish Book Trust New Writer 2023. SCWBI Undiscovered Voices 2024. Repped by Lucy Juckes at @jennybrownagency.bsky.social
https://henrycoles.com
Tech: Made mutation testing popular - Java Champion
https://pitest.org https://www.arcmutate.com
Stefano Cordio @scordio.github.io Software Engineer @ EPAM Systems
Maintainer of @assertj.github.io
Edson Yanaga @yanaga.io Empowering developers worldwide as Staff Developer Relations Engineer, Wallet Lead, @Google. Java Champion and former 7x Microsoft MVP. Opinions are my own.
Marcus Hellberg @marcushellberg.dev Applied AI Researcher, Speaker, DevRel expert.
Java Champion.
VP of AI Research @vaadin.com
Sven Reimers @sreimers.bsky.social Java Champion,
JUG Leader JUG Bodensee, JTaccuino
Apache NetBeans PMC, OpenJFX author,
Systemengineer @ Airbus Defence and Space
Simon Martinelli @martinelli.ch Java Champion, Vaadin Champion, Oracle ACE Pro, Published Author, International Speaker, Programming Architect, and Lecturer for AI-driven Software Engineering, Software Architecture, Java, Persistence, and DevOps.
https://martinelli.ch
Eddú Meléndez Gonzales @eddumelendez.bsky.social 🇵🇪 Java Chavo, Software Engineer and Open Source Contributor. Working on Testcontainers. Opinions are my own.
Nicolas Fränkel 🇪🇺🇺🇦🇬🇪 @frankel.ch 🧑💻 Developer and architect
🥑 Developer Advocate
✍️ Blogger @ https://blog.frankel.ch/
🎓 Eternal learner
📖 Book author at http://leanpub.com/integrationtest
Gunnar Hillert @hillert.bsky.social Spring Developer, Java Champion, 2019 Kona IRONMAN Finisher, formerly @oracle @pivotal @vmware @spring.io @atlantajug @devnexus. Plant collector. Board member at Hawaii Island Palm Society.
Loïc Mathieu @loicmathieu.fr Lead Developer @kestra.io, Java & JVM passionate, performance, OSS contributor (mainly Quarkus), Book Author (Quarkus edition ENI), GCP Google Dev Expert.
Like to learn stuff and share what I learned.
https://www.loicmathieu.fr