Tantacrul @tantacrul.bsky.social Composer, designer and YouTuber.
Patrick Baumgartner @patbaumgartner.com Working @42talents. Spring Trainer @VMwareTanzu. Co-Organizer @VoxxedZurich, Board member of @jugch, Software Crafters Zurich & SoCraTes Conf Switzerland
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
Martin Stefanko @xstefank.bsky.social Principal SW engineer at RedHat, BrnoJUG leader, MicroProfileIO, QuarkusIO, smallrye_io, WildflyAS, JBoss, author of Quarkus in Action (http://mng.bz/7vl7)
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 · 🚴
Gail Anderson @gail-asgteach.bsky.social Java Champion, Book Author, Work with Java, JavaFX, Gluon, GraalVM, Mobile Apps
Nicolas Fränkel 🇪🇺🇺🇦🇬🇪 @frankel.ch 🧑💻 Developer and architect
🥑 Developer Advocate
✍️ Blogger @ https://blog.frankel.ch/
🎓 Eternal learner
📖 Book author at http://leanpub.com/integrationtest
Özkan Pakdil @thejvmbender.bsky.social Software engineer, Linux user since 2000
#java and c# developer, #rust learner, JS writer,cpp/qt enjoyer. ❤️ #postgresql #linux
https://github.com/ozkanpakdil
Petromir Dzhunev @dzhunev.bsky.social Technology enthusiast and OSS contributor. Love automating things and building systems from scratch 🌱.
Helping you convert your ideas into products 🚀
Aki 💛💙 @logico-jp.dev 💖JVM (especially GraalVM), conference speaker, javelin thrower, JUDO black belt holder, and JJUG (Japan Java Users Group) board member. Also, a Cloud Solution Architect at Microsoft. All views are mine.
Blog: logico-jp.dev
X (a.k.a. Twitter) @logico_jp
Eric Deandrea @ericdeandrea.dev @java-champions.bsky.social | Sr. Principal Software Engineer (@quarkus.io) @IBM | speaker | author | @bostonjavausers.bsky.social Vice Chair & board member | tinkerer | boater | black belt in martial arts | Opinions are my own
@dougxc.bsky.social @dougxc.bsky.social Graal compiler engineer
Alfonso² Peterssen @mukel.bsky.social github.com/mukel
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
Foivos Zakkak @foivos.zakkak.net Software Engineer @ #IBM working on #Quarkus native and the #Mandrel distribution of #GraalVM
@zakkak@mastodon.online on mastodon
Mads Opheim @madsopheim.com Sosialist, feminist, Java, Kotlin, Jakarta EE, MicroProfile. Styremedlem i Raudt Oslo. Oracle ACE. IBM Champion. Rosenborg herrar og kvinner. He/him.
Roy van Rijn @royvanrijn.com Director of OpenValue Rotterdam, is a @Java_Champions, founder of Rotterdam JUG, public speaking: Java, AI, math, algorithms- R Rudi Horn @rudih.bsky.social Views are my own.
Christian Humer @chumer.dev PL/VM/Compilers at Oracle. Working on Truffle/Graal.
ME/CFS Caretaker and Activist (https://ooe-mecfs.at).
Austrian expat in Zurich.
Johan Vos @johanvos.bsky.social Java Champion, Gluon and LodgON.
co-lead OpenJFX, lead OpenJDK-Mobile . Java for science, Quantum Computing. PhD
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- F @farquet.bsky.social @farquet.bsky.social
Ivar Grimstad @theguywiththeduketattoo.com Java Champion | Jakarta EE Developer Advocate | The guy with the Duke tattoo
https://jakarta.ee/community/developer-advocate/
Jaap Coomans @jaapcoomans.nl Father | Husband | Developer | Java | Kotlin | @brabantjug.nl leader | Speaker | Craft beer sampler | Board game player | Willem II 🔴⚪🔵| He/him
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
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.
Shaun Smith @ssmith.bsky.social GraalVM Product and DevRel
Senior Director, Oracle
yawkat @yawk.at he/him, de/en/http
I work on the Micronaut Framework at Oracle Labs. Views are my own.
Kevin Dubois @kevindubois.com 🥑 Dev Advocate @IBM | Cloud Native Developer | Java Champion | Author | Keynote Speaker | Open Source | Based in the Swiss Alps 🏔️🇨🇭
Tom Cools @tomcools.be DevRel @Timefold | Conference (Keynote) Speaker 🗣️ | #Java Champion | @BeJUG Organizer | Kind of a weird guy 😅
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.
Nicolai Parlog @nipafx.dev Java enthusiast with a passion for learning and sharing. Developer Advocate at Oracle but 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
jbáruch 🎩 @jbaru.ch DevRel Team tessl.io
Java Champion, Ex-CNCF Ambassador.
Co-author of #LiquidSoftware and #DevOps Tools for #Java Developers.
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.
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
Felipe Yanaga @theyanaga.bsky.social Google | Tar Heel | Robertson Scholar | (All things) Java
Graeme @graemerocher.bsky.social Senior Architect at Oracle Labs
Creator of Grails and Micronaut (https://micronaut.io)
Johan Hutting @johanhutting.bsky.social Senior software engineer / Developer advocate @ ING, co-organiser JUG Noord and ING backend summit.
Opinions expressed are my own.
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
Sam Brannen @sambrannen.com Core #Spring Framework and #JUnit Committer. Principal Software Engineer at Broadcom. Proud Daddy.
Daniel Garnier-Moiroux @garnier.wf Fiddler of things. Makes computers go beep-boop 🤖 Contributor to Spring Security. Spring Meetup Paris. 🍃
Certified Java Champignon 🍄
Cédric Champeau @melix.champeau.me Il/Lui. Ingénieur informatique chez #Oracle (Les opinions exprimées ici sont les miennes). Astronome amateur. Auteur de #JSolEx. Conseiller municipal minoritaire à Montaigu-Vendée.
Edoardo Vacchi @evacchi.dev Programming Language Nerd, PhD in C.S. — Compilers, WebAssembly, Java, Rust, Go — prev: wazero, Chicory @ Dylibso, Tetrate, RedHat, UniCredit — organizer Papers We Love Milano
evacchi.dev
Moritz Halbritter @0.5ritter.de Putting bugs into Spring Boot since 2022.
Spring Boot team member | Lead of http://start.spring.io and Spring Initializr
More socials and info: https://mhalbritter.github.io/
Sébastien Deleuze @seb.deleuze.fr Spring AI/Framework @ Broadcom, #WebAssembly since 2016, ex @mixitconf.org staff. https://seb.deleuze.fr
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.
Eddú Meléndez Gonzales @eddumelendez.bsky.social 🇵🇪 Java Chavo, Software Engineer and Open Source Contributor. Working on Testcontainers. Opinions are my own.
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.
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.
Max Rydahl Andersen @maxandersen.xam.dk Quarkus co-lead - Distinguished Engineer, Red Hat. Creator of https://jbang.dev
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
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
Marcus Hellberg @marcushellberg.dev Applied AI Researcher, Speaker, DevRel expert.
Java Champion.
VP of AI Research @vaadin.com
Josh Long 🍃 @starbuxman.joshlong.com Spring Developer Advocate
Java Champion
Kotlin Google Dev Expert
https://YouTube.com/@coffeesoftware
https://github.com/joshlong
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.
GraalVM @graalvm.org GraalVM compiles your applications ahead of time into native executables that start instantly, scale fast, and use fewer resources 🚀
Devoxx Belgium @devoxx.com Devoxx Belgium 2026 : 5 - 9 October in Antwerp
Devoxx UK @devoxx.uk A Developer Community Conference
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 !
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.
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 @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
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.
DarkMatter2525 @darkmatter2525.bsky.social https://www.youtube.com/darkmatter2525
Kwahu Ahenkan @kwahu-ahen20.bsky.social Chelsea and life
Woke AF!🌞 @creethepea.bsky.social Meme junkie😬, Minecraft and a little bit of minding my business👀
Jason Fowler @jasonfowler.au 🇦🇺 Sydney, Australia
John Gruber @gruber.foo I write Daring Fireball and created Markdown.
Tyler King @tylerking.app Professional hater. Co-founder / CEO of Less Annoying CRM. I talk about bootstrapping, tech, entrepreneurship, and business practices that annoy me.
Podcast: startuptolast.com
📍St. Louis, MO, USA
Joe Casabona @casabona.org I help solo business owners save 25 hours per month without overreliance on AI or hiring a team. NY Yankees / NY Giants fan. I also enjoy cigars and play the drums.
Kyle Conarro @conarro.com Dad, Rails dev at @adreform.com
ATLien living in Portugal 🇵🇹
Occasionally post at conarro.com
John Rudolph Drexler @johnrudolphdrexler.com Laravel and Product Management: Thunk.dev
I also make games: Catacombian.com
NYC (by way of St. Louis, Chattanooga, Jakarta, & Oakland)
Andrew Mason @andrewm.codes Rails @ Podia 🦄 | Remote Ruby 🎧 | #AZ 🌵
Jay Clouse @jay.blog Founder of Creator Science — Growth as a creator, down to a science. Helping thousands of creators build resilient businesses through observation, experimentation, and iteration
Website: creatorscience.com
YouTube: youtube.com/@jay
David Hill @davidhill.dev Ruby on Rails Developer
Host of the Ode to RailsConf podcast
https://davidhill.dev
Drew Bragg @drbragg.dev Senior Developer @ Podia
Host of Code and the Coding Coders who Code it (https://podcast.drbragg.dev)
Not from Oklahoma
Ben Holmen @benholmen.com Big tall anti-entropy machine
Software engineer + general maker
Always curious about everything
Eau Claire, WI, USA | benholmen.com
...let's go exploring!
Justin @just-be.dev Open-source enthusiast; maker. Previously at Val.town, Membrane.io, oxide.computer, artsy.net. Co-host of devtools.fm. Recurse center alum.
Twitter: @zephraph
Mast: just_be@pkm.social
James Q Quick @jamesqquick.bsky.social JavaScript Developer | Keynote Speaker | content Creator | Teacher
Kristine S @schachin.bsky.social Update needed but keeping the Twitter bio for now. Digital Strategist & SEO Consultant, Speaker @SMX @Pubcon @Ungagged @SXSWi || Writer @SEngineLand @SEJournal. ABD on PhD. Reports fake accounts/bots. Find me on https://www.linkedin.com/in/kschachinger-seo
Diversify Tech @diversifytech.com We connect underrepresented techies with career opportunities
💌 Join our newsletter if you are an underrepresented techie: diversifytech.com/join
💼 Reach 15K folks if you are hiring: diversifytech.com/post-a-job
Crystal Preston-Watson @scopicengineer.com Accessibility agitator in the streets, Accessibility agitator in the sheets. 24/7/365 absurdist.
https://crystalprestonwatson.com/
https://a11ysavvy.com/
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
Lachlan Campbell @lachlanjc.com 🧑🏻💻 Worldwide web design engineer for climate (watershed.com) in San Francisco
🌞 Intentional optimist
🏳️🌈 LAHK-len – they/them
https://lachlanjc.com
Alex K. @kafsofit.bsky.social 🟡⚪️🟣⚫️
Posts en/in Spanglish:
Tecnólogue, trabajadore social. Creo en la justicia transformativa, el apoyo mutuo y la organización comunitaria.
Technologist, social worker. I believe in transformative justice, mutual aid, and community organizing.
Brittney Braxton @mintii.bsky.social She/Her
#Gouachetober
I’m a software engineer that loves painting nature with watercolor and gouache. 🎨
Helen Chong @helenchong.omg.lol Graphic designer turned web developer, bookworm, gaymer, hobbyist artist and crocheter. Queer Millennial Chinese Malaysian. Autistic and visually impaired. They/she. 🏳️🌈
https://helenchong.omg.lol