Daniel Garnier-Moiroux @garnier.wf Fiddler of things. Makes computers go beep-boop 🤖 Contributor to Spring Security. Spring Meetup Paris. 🍃
Certified Java Champignon 🍄
ProMobile.Dev @promobiledev.bsky.social News, articles and tutorials in the mobile development sphere.
https://promobile.dev/
KotlinConf @kotlinconf.com KotlinConf is the premier event connecting professional developers and companies shaping the future with cutting-edge technologies. Brought to you by @jetbrains.com
kotlinconf.com
Mario Bodemann @mariobodemann.bsky.social Builder of software and physical things, Android Developer Advocate @ Yubico. Doing random shenanigans.
Views are my own, happy to chat.
#developer #maker #gdg #berlin #yubico
Bohdan Pavuk @bpavuk.neocities.org aka bpavuk / Бодя Павук
everything is cure, everything is curse. dose decides.
#hatejavascript
better see my tangled: https://tangled.org/bpavuk.neocities.org
Russell Wolf @russhwolf.com ⌥⇧⌘K
Berlindroid @berlindroid.de 
SF @segunfamisa.com 👨🏾🔧 android gde, working on firefox for android
🗺️ berlin
🔗 https://segunfamisa.com
Chris Ward @chrisward.de Left Britain for Berlin after the EU referendum, learnt German, stood in two elections, now a 🇩🇪 citizen.
ADHDer. Homo. Androider. Engineering Manager. Speaker. Schöneberger. Crow Queen.
Posts in 🇬🇧🇩🇪. Views my own. he/him #thfbleibt #fckafd
Danny Preussler 🇺🇦 @preussler.berlin Engineer #SoundCloud;
Google Developer Expert #Android;
Posts about daily developer life;
Ex: #MTV, #VH1, #Groupon, #eBay
In Love with #Commodore64Ultimate
Donald Raab @thedonraab.bsky.social Java Champion. Writer of blogs. Creator of the OSS Java library Eclipse Collections. Author of Eclipse Collections Categorically (https://a.co/d/6KmhrNK) . Opinions are my own.
Blog: https://donraab.medium.com/
Maurice Naftalin @mauricenaftalin.bsky.social 
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, 🇺🇦
Aurimas Liutikas @liutikas.net Software engineer working on AndroidX at Google. Gradle Fellow. He/him
www.liutikas.net/blog-posts/
https://www.liutikas.net/talks/
Sebastian Sellmair @sellmair.dev Software Engineer @ JetBrains
Working on all things Kotlin.
KMP | Intellij | Compose
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
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.
Emily Bache @emilybache.com Software Developer, Technical Coach, YouTuber. She/her.
emilybache.com
droidcon @droidcon.bsky.social droidcon is your home for all things #AndroidDev — & with our new baby, next·app, the future of mobile is only getting bigger. Watch this space 💡
Jakarta EE @jakarta.ee Hosted by the @eclipse.org, Jakarta EE is focused on enabling community-driven collaboration and open innovation for the cloud.
https://jakarta.ee/
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
Jago de Vreede @jagovreede.bsky.social Java Developer | International Speaker | Automate *everything*
@josroseboom.bsky.social @josroseboom.bsky.social 
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.
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
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
Lutske van der Meer @lutskedev.bsky.social Software Engineer @Craftsmen | Speaker | Community builder
Full-stack dev with a focus on Java, Angular & AI.
Passionate about Machine Learning, cats 🐾, and sharing knowledge.
Advocating for diversity as a woman in tech.
ApeldoornJUG, JUGNoord,Devoxx4Kids
Paulien van Alst @paulienvanalst.bsky.social Software engineer and speaker @OpenValue | Kotlin - Java | @Kotlin | @JUGNoord co-organiser | 🇳🇱🇫🇷
https://sessionize.com/paulien-van-alst/
JUG Noord @jugnoord.bsky.social Java User Group for the northern Dutch provinces with a focus on JVM languages such as Java and Kotlin. We'll be hosting events in both Friesland and Groningen.
Organisers: @johanhutting.bsky.social @paulienvanalst.bsky.social @lutskedev.bsky.social
Cassidy @cassidoo.co Making memes, dreams, & software!
Sr. Director of Dev Advocacy at GitHub. Married to a dweeb and mom to a nerdy toddler + baby combo. She/Her ✝️ CHI 🏠
Subscribe to my newsletter!
cassidoo.co/newsletter
Dan Allen @mojavelinux.com OSS Developer, Community Builder, Asciidoctor, AsciiDoc Language, & Antora Co-Lead, Java Champion, Author, Cornell Alum, Vegan, Lacrosse Friend. Rivian referral code: DANIEL1783828
Johan Janssen @johanjanssen.bsky.social Architect at ASML. Conference speaker, JavaOne Rock Star. Chocolateynuget Java packages. InfoQ Java news author.
Erik Österlund @eosterlund.bsky.social OpenJDK HotSpot JVM developer at Oracle. Drinks coffee and pets cats. Opinions expressed are, unsurprisingly, my own.
A N M Bazlur Rahman @bazlur.ca Java Champion 🏆 Empowering Developers through Speaking 🗣️ Writing ✍️ Mentoring 🤝 & Community Building 🌍 Published Author 📖 Contributing Editor at InfoQ and Foojay.IO
DNAstack
https://bio.site/bazlur
Books: https://bazlur.ca/books/
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
Sven Ruppert @svenruppert.com Java and Security by day, Bushcrafting by night
Erin Schnabel @ebullient.dev Java Champion. Distinguished Engineer and maker of things @ Red Hat. Former @IBM. Chairperson of the Commonhaus Foundation.
Antoine Sabot-Durand @antoine.sabot-durand.net Java Champion, boardgames and rpg addict. I work at @SCIAM.fr. Former Jakarta EE CDI spec lead. I’m also the co creator of the @vidocq.dev MicroProfile implementation.
Johan Hutting @johanhutting.bsky.social Senior software engineer / Developer advocate @ ING, co-organiser JUG Noord and ING backend summit.
Opinions expressed are my own.
Ken Fogel @omniprof.bsky.social Java Champion, Retired CS teacher, Author of Transitioning to Java, JChampions Conference organizer, Humanist
Roy van Rijn @royvanrijn.com Director of OpenValue Rotterdam, is a @Java_Champions, founder of Rotterdam JUG, public speaking: Java, AI, math, algorithms
Iván López @ilopmar.bsky.social Java Champion & Principal Backend Developer at MasOrange. Previously Broadcom/VMware, Micronaut and Grails committer.
Geek, father, conference speaker, Linux-lover 🐧, Lord of Sealand. @madridgug.com & @madridjug.es organizer.
Robert Zych @zychr.bsky.social Software Engineer @ Raft, Apache Pinot Contributor, lives in Sacramento area.
Nick Ebbitt @nickebbitt.com Manchester JUG leader, Cloud Native Glasgow organiser. Interested in all things platform engineering, Java and communities
Todd Ginsberg @todd.ginsberg.com #Java and #Kotlin developer. @trijug.dev organizer. Conference speaker. Gatherers4j maintainer, Philatelist. Big fan of doughnuts and F1. Raleigh, NC He/Him 🇺🇸🇨🇦
🥼 Piotr Przybył @piotrprz.bsky.social Software Gardener. Java Champion. Docker Captain. Edutainer. Speaker. Trainer. Художник. Honorary Bavarian. 👨💻👨🌾
#Java #Testcontainers #Linux #Programming
softwaregarden.dev
Views are mine, impressions are yours.
Karl Heinz Marbaise (he/him) @khmarbaise.bsky.social Java Champion
Apache Maven PMC
Apache Software Foundation Member
Mojo Haus Member
Java Developer,
CI / CD Fan
Freelancer
Frank Delporte @frankdelporte.be Senior Technical Writer at Azul - Author of “Getting Started with Java on the Raspberry Pi” - Blogging, writing, podcasting, and experimenting about all things #Java and #JavaOnRaspberryPi - Java Champion
Chris Engelbert / noctarius - エンゲルベルト クリス @noctarius.com DevRel / Tech Marketing @ simplyblock.io
Noctarius ツ, #Devrel, #Opensource, #JapaneseFood, #JavaChampions
Ex Timescale, clevabit, Instana, Ubisoft, Hazelcast
Views are my own
Linktree: https://linktr.ee/noctarius2k
Stuart Marks @smarks.bsky.social Java/JDK/OpenJDK developer, Oracle Corporation. The views expressed here are my own and do not necessarily reflect the views of Oracle. Mostly on @stuartmarks@mastodon.social ; formerly @stuartmarks on Twitter.
Brian Demers @bdemers.io Father, Geek 🤓, Beekeeper 🐝, Java Champion ♨️, and Developer Advocate 🥑 at Gradle
Nate Schutta @nts.bsky.social Java Champion. Speaker. Author. Architecture Monkey. Storyteller.
http://ntschutta.io
Neil Buesing @nbuesing.bsky.social Kafka architect & developer, Java developer
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.
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
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
🚀
Hanno Embregts 🎤🎸 @hanno.codes Java Developer 💻 by day, musician 🎤🎸 by night. A bit of both at developer conferences.
🏆 Java Champion
♠️ Oracle ACE Pro
🎟️ NLJUG Leader
👨🏼💻 Trainer / Technology Advocate at Info Support
🔗 hanno.codes
🇺🇦🏳️🌈🌱 Code for good
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
Ted M. Young (he/him) aka @JitterTed @ted.dev #Java coach/consultant/streamer. Maker of "JitterTed's TDD Game" https://tdd.cards
Live streaming my coding mistakes at https://JitterTed.Stream and https://JitterTed.TV
#Refactoring #JUnit #TDD #TestableArchitecture #DomainDrivenDesign #Ensembling #LGM
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
Rustam Mehmandarov @rustam.no Passionate computer scientist 📍🇳🇴
Java Champion ☕ | Google Developer Expert (GDE) for Cloud ⛅ | Docker Captain 🐳 | Public speaker 🎙️ | Mentor & Community leader 🌟 | All things Java, Cloud, AI/ML, data, & open source | Ex-leader of JavaZone & javaBin.
jbáruch 🎩 @jbaru.ch DevRel Team tessl.io
Java Champion, Ex-CNCF Ambassador.
Co-author of #LiquidSoftware and #DevOps Tools for #Java Developers.
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.
Sharat (Shar) Chander - 🟦🌊 @sharatchander.bsky.social 🏳️🌈🇺🇸🇨🇦🇮🇳🇺🇦 #DemocracyMatters | #Java #DevRel at #Oracle | Previously at Sun Microsystems, Verizon, & Bell Atlantic | University of Maryland (Undergrad) and Loyola University, Baltimore (MBA) | 70s rock and R&B, 80s alternative and Rap lover | Views mine
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 · 🚴
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 are my own.
Thomas Vitale ☀️ @thomasvitale.com Software Engineer 📚 Author of “Cloud Native Spring in Action” 🛳️ CNCF Ambassador ☕️ Java Champion 🍃 Creator of @arconia.io for Spring Boot 🎙️ International Speaker 👨💻 OSS. Work with Java and Cloud Native.
Michael Simons @rotnroll666.bsky.social 👨👩👦👦👨🏻💻🚴🏻 – Father, Husband, Developer, Athlete. Author of Spring Boot Buch, and DuckDB in Action with Manning. Java champion working at Neo4j on various integrations within the JVM ecosystem.
More: https://michael-simons.eu
Sébastien Blanc @sebi2706.bsky.social My job is to make developers happy.
Technical Director @sciam.fr
Java champion, OSS, husband and father.
5 🐱
Ivar Grimstad @handle.invalid Java Champion | Jakarta EE Developer Advocate | The guy with the Duke tattoo
https://jakarta.ee/community/developer-advocate/
Viktor Gamov @gamussa.dev Principal Developer Advocate at @confluent.io, ☕️Java Champion, Co-author Kafka in Action, Flink aficionado
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 🏔️
Venkat Subramaniam @venkats.bsky.social Programmer, author, speaker, founder Agile Developer, Inc., co-founder of @dev2next Conference, professor @CSatUH
CrAIg Walls @habuma.com Java Champion / Alexa Champion / Author of “Spring AI in Action”, “Spring in Action” & “Build Talking Apps for Alexa”/ Disney Parks Fanatic/ tabletop games player.
https://www.habuma.com
Marcus Hellberg @marcushellberg.dev Applied AI Researcher, Speaker, DevRel expert.
Java Champion.
VP of AI Research @vaadin.com
Matthias Haeussler @maeddes.bsky.social trying to help people moving forward with cloud-native and Java-related technologies
Phil Webb 🍃 @philwebb.dev Working in OSS on Spring Boot.
https://linktr.ee/phillipwebb
Thomas Wuerthinger @thomaswue.dev Passionate about compilers & programming languages. GraalVM founder & project lead. VP at Oracle. Expressed opinions are my own. For DM: contact@thomaswue.dev
Daniel Hinojosa @dhinojosa.bsky.social Developer of sorts: Typically Java, Scala, and Haskell once in a while.
Spencer Gibb @spencer.gibb.us Software Engineer, Dad, Geek, Co-founder and Lead of #SpringCloud Core on the @spring.io team at Broadcom
Eddú Meléndez Gonzales @eddumelendez.bsky.social 🇵🇪 Java Chavo, Software Engineer and Open Source Contributor. Working on Testcontainers. Opinions are my own.
Dan Vega @danvega.dev 🍃 Spring Developer Advocate @Broadcom
☕️ Java Champion
📹 YouTuber http://bit.ly/3zJb93b
🎙️ Podcast http://bit.ly/3Tzi0CO
🤖 ByteSized AI http://bit.ly/3XYv87j
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.
Julien Dubois @jdubois.bsky.social Principal Manager, Java Developer Advocacy at Microsoft - Lead developer of https://jhipster.tech
Jonatan Ivanov @jonatan-ivanov.bsky.social @micrometer.io and @spring.io maintainer, Spring Observability Team member, Open Sourcerer, Speaker, @seattlejug.bsky.social co-organizer, Java Champion
The guy at the end of Bruno’s leash @davidgs.com DevRel leader since forever, now Community nerd. Huge 💜, 🌶️🧠, dog lover, Rottweiler Rescuer, clumsy coder. Always kind, not always nice. Was @davidgsIoT on the other place. Rottfather. Friend of Bill’s.
🏡davidgs.com
Balkrishna Rawool @balarawool.bsky.social Java | Spring | OOP & FP |
Debugging apps using System.out.println() since 2003.
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.
Daniel Kec @kec.bsky.social Java developer @OracleCZ working on @helidon_project
The views expressed here are mine and do not necessarily reflect the views of Oracle
moelholm @handle.invalid Software Developer | AWS / Cloud | JVM / Node.js | IaC | Serverless | Kubernetes
🧑🏼💻Works @ The LEGO Group | Billund 🇩🇰
Www: https://moelholm.com
GitHub: http://github.com/moelholm
Strava: https://www.strava.com/athletes/nmlholm
Jason Lee @jasondlee.bsky.social Christian. Husband. Father. Bassist. Martial Artist. Java Champion. Nashville recording artist. Software engineer @ Red Hat. @OKCJUG President. Opinions are mine, but can be yours.
Fabio Niephaus @fniephaus.com Research Manager on the @graalvm.org team at Oracle. Graal Languages, Native Image, developer tools, GraalVM developer experience. Previously at @hpi.bsky.social, @googlecolab.bsky.social, and @matonguitars.bsky.social. Views are my own.
Dervis Mansuroglu @dervis.bsky.social Leading the Norwegian JUG in Oslo, Java Champion, speaker, developer and principal officer at NAV IT (Norwegian gov).
Siva @sivalabs.in 💻 Software Developer || ☕ Java Developer Advocate @ JetBrains || https://sivalabs.in || https://youtube.com/sivalabs
Interested in Java, Kotlin, Docker, and Software Architecture.
Peter Lawrey @peterlawrey.bsky.social Java Champion | Vanilla Java Blog (6M views) | CEO of Chronicle Software with 8 out the top 11 investment banks as clients.
Six kids from 3 to 26
Miro Wengner @mirowengner.bsky.social @Java_Champions, @oracleace, Software Engineer, OpenJDK, @Robo4J, Published Author, father, husband, data geek and dreamer
https://partnerships.packt.com/interview-with-miroslav-wengner/
Henri Tremblay @henri.tremblay.pro IT Strategy, Productivity, Performance, EasyMock,
@Java_Champions and trying (successfully?) to be useful. Head of
@TSImagine Montréal Office
Chris Richardson @crichardson.bsky.social Creator of Microservices.io