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
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- L @lstadler.bsky.social @lstadler.bsky.social
Clement Escoffier @cescoffier.bsky.social Quarkus project co-lead. @Redhat Distinguished Engineer @IBM. Java Champion. #quarkus #vertx #smallrye. Rabbit shepherd. Opinions are mine, not of my employer.
Marit van Dijk @maritvandijk.bsky.social 💻 Software Developer | ☕🥑 Java Developer Advocate @ JetBrains | 🏆 Java Champion | 🎤 International Keynote Speaker | 👩💻 Pronouns: She/her
https://maritvandijk.com/
Phil Webb 🍃 @philwebb.dev Working in OSS on Spring Boot.
https://linktr.ee/phillipwebb
Mario Wolczko @mwolczko.bsky.social Retired computer scientist, ex Sun and Oracle Labs, U of Manchester. Of Ukrainian (Вовчко) and Italian descent. Hobby woodworker, DIYer, astronomer, pilot.
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
🚀
Ilmar Kerm @ilmarkerm.eu Oracle ACE Pro, SYM42, injured runner, otherwise normal
Database infrastructure, automation
Philipp Salvisberg @salvis.com Focused on database-centric development. Chat is open.
https://www.salvis.com/blog/about
Trisha Gee @trishagee.bsky.social Java Champion, Developer Productivity Advocate, Author
https://trishagee.com
https://linktr.ee/trisha_gee
🇪🇸🇬🇧🇪🇺
Christian Tzolov @tzolov.bsky.social Spring AI lead | MCP Java SDK maintainer | Spring Framework team at Broadcom
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
Johannes Bechberger @mostlynerdless.de OpenJDK hacker at SapMachine, works on hello-ebpf for fun
Andreas Gebhardt @agebhar1.bsky.social 
Christos Kotselidis @kotselidis.net Associate Professor at The University of Manchester
Chief Engineer Nimble Innovation
Project Lead #TornadoVM
#Java #AI #GPU
Sandra Ahlgrimm @sandraahlgrimm.bsky.social JUG Berlin, Senior Cloud Advocate for Java on Azure
Nicolai Parlog @nipafx.dev Java enthusiast with a passion for learning and sharing. Developer Advocate at Oracle but views 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
Ana-Maria Mihalceanu @ammbra1508.bsky.social
Java Champion Alumni | Architect| Sr. Developer Advocate @Oracle 🇳🇱 | Speaker | Co-founder@BucharestSCC. Opinions are my own. 
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.
Anton Arhipov @antonarhipov.bsky.social Developer Advocate @ JetBrains
https://antonarhipov.com
#java #kotlin #programming
Simon Martinelli @martinelli.ch Java Champion, Vaadin Champion, Oracle ACE Pro, International Speaker, Programming Architect, and Lecturer for Software Architecture, Java, Persistence, and DevOps.
https://martinelli.ch
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
Devoxx Belgium @devoxx.com Devoxx Belgium 2026 : 5 - 9 October in Antwerp
Quarkus @quarkus.io Supersonic Subatomic Java
Jeanne Boyarsky @jeanneboyarsky.bsky.social Software developer in NYC, Java Champion, FIRST FRC mentor, CodeRanch moderator, Toastmaster. Author of OCP Java Certification Study Guides and "Real World Java: Helping you Navigate the Java Ecosystem".
More about me at https://linktr.ee/jeanneboyarsky
Nick Ebbitt @nickebbitt.com Manchester JUG leader, Cloud Native Glasgow organiser. Interested in all things platform engineering, Java and communities
Kevlin Henney @kevlin.bsky.social consultant · father · he/him · human (very) · husband · itinerant · programmer · keynote speaker · technologist · trainer · writer
Tom Cools @tomcools.be DevRel @Timefold | Conference (Keynote) Speaker 🗣️ | #Java Champion | @BeJUG Organizer | Kind of a weird guy 😅
George Adams @gdams.bsky.social Go Group Manager @Microsoft, Java Champion, Chairman @adoptium.
Thoughts are my own.
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
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 🏔️
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
Jonathan Vila 🥑☕️ - 🇪🇺🇪🇸🇵🇷 @vilojona.bsky.social Senior Staff Developer Advocate 🥑 @Sonar | Java Champion | Oracle ACE | IBM Contributor | Conference cofounder JBCNConf & DevBcn & AI4Devs | BarcelonaJUG organiser
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
Michael Hunger @mesirii.de Developer Advocacy & Labs at Neo4j.
Happy dad of 3 girls ADHD GraphAddict JavaChampion
Code http://github.com/jexp
Words http://medium.com/@mesirii
Network http://de.linkedin.com/in/jexpde
Aleksey Shipilëv @shipilev.bsky.social In love-hate relationship with machines. Currently: OpenJDK, AWS. "Trust me, it's really me" backlink: https://shipilev.net/#social
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.
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.
Devoxx UK @devoxx.uk A Developer Community Conference
Jakub Chrzanowski @chrzanowski.info 🥑 Lead Developer Advocate @JetBrains.com for IntelliJ Platform
🧩 Helps make JetBrains products extensible
🛠️ Builds useful stuff
🦬 Suffers from yak shaving
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
Benjamin Muskalla @bmuskalla.dev ⛱️ currently https://poolside.ai/
🎤 Speaker https://bmuskalla.dev/talks/
☕ Java Champion
👾 Former @github.com Copilot, Gradle, Tasktop, EclipseSource
🧠 All opinions come from my training data
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
Ken Kousen @kousenit.com Author, speaker, software developer, and technical trainer. Java Champion, teaches Java, Groovy, Gradle, Kotlin, Android, Spring. Publishes "Tales from the jar side" newsletter and YouTube channel
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.
James Ward @jamesward.com Just another nerd with a podcast: happypathprogramming.com
And a book:
effectorientedprogramming.com
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
Michael Vitz @michael.vitz.me Java Champion working as Senior Consultant at INNOQ
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
Ray Tsang @saturnism.me Loves Java, Cloud, and Developer Productivity. Java Champion.
Nate Schutta @nts.bsky.social Java Champion. Speaker. Author. Architecture Monkey. Storyteller.
http://ntschutta.io
Oleg Šelajev @shelajev.bsky.social Oleg Šelajev is a developer advocate at Docker working mainly on developer productivity, Testcontainers, improving how we set up local development environments and tests, and building applications with AI parts. Developer. Author. Speaker. Java Champion. D
Brian Sam-Bodden (BSB) @bsbodden.bsky.social Polyglot Programmer, Technologist, Author, and Entrepreneur. Senior Applied AI Engineer at Redis. Former Developer Advocate 🥑 @Java_Champions
jbáruch 🎩 @jbaru.ch DevRel Team tessl.io
Java Champion, Ex-CNCF Ambassador.
Co-author of #LiquidSoftware and #DevOps Tools for #Java Developers.
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.
Ixchel Ruiz @ixchelruiz.bsky.social Assiduous traveler, Software Developer, Java Champion, CDF Ambassador, Open Source advocate, public speaker and mentor.
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
🥼 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.
Julien Ponge @julien.ponge.org Software enthusiast | Scientist | #JavaChampions | Personal account, not the views of my employers | I will not discuss much politics here
https://julien.ponge.org/
Pratik Patel @prpatel.dev master builder of nachos
software . technology . not a bot
Dervis Mansuroglu @dervis.bsky.social Leading the Norwegian JUG in Oslo, Java Champion, speaker, developer and principal officer at NAV IT (Norwegian gov).
evanchooly @evanchooly.bsky.social Java Champion. Kotlin fanatic. Bit twiddler. New Yorker. Pronounces it jif. SSE at @Datadog. @evanchooly@mastodon.social
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.
Daniel Hinojosa @dhinojosa.bsky.social Developer of sorts: Typically Java, Scala, and Haskell once in a while.
Arun Gupta @arungupta.bsky.social 
Rodrigo Graciano @graciano.bsky.social Java Champion, NYJavaSIG leader, Software Engineer
David Gómez G. @dgomezg.bsky.social JavaChampion. @madridjug.es co-organizer. I love doing stuff with other people, learning from others & sharing what I know.
Viktor Gamov @gamussa.dev Principal Developer Advocate at @confluent.io, ☕️Java Champion, Co-author Kafka in Action, Flink aficionado
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
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
Brian Demers @bdemers.io Father, Geek 🤓, Beekeeper 🐝, Java Champion ♨️, and Developer Advocate 🥑 at Gradle
Frank Delporte @frankdelporte.be #JavaOnRaspberryPi - My "social media focus" is on Mastodon at foojay.social/@frankdelporte, and I will crosspost here. Sorry for the double content if you follow me on both...
Geert Bevin @gbevin.uwyn.com Director of Software Development at Moog Music, Principal Software Engineer at Roger Linn Design, Father of MPE, Board Member at Asheville Music School, Creator of RIFE2 & bld, Java Champion, Maker, 3D Printing & Design, Singer, Guitarist, Kung Fu, Tai Chi
Brian Benz @bbenz.bsky.social Microsoft AI Advocate. Certified stunt coder
Dion Almaer @almaer.com Bringing nuance to a knife fight 🔪, surprisingly older than @bgalbs
Past: Ajaxian, Shopify, Google, Mozilla, webOS, and more!
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
Sven Reimers @sreimers.bsky.social Java Champion,
JUG Leader JUG Bodensee, JTaccuino
Apache NetBeans PMC, OpenJFX author,
Systemengineer @ Airbus Defence and Space
Stefano Cordio @scordio.github.io Software Engineer @ EPAM Systems
Maintainer of @assertj.github.io
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.
Mala Gupta @malagupta.bsky.social JavaChampion. Speaker. Books: http://goo.gl/QD6eeh. Co-lead
Delhi JUG. DevNexus Rockstar!
Sebastian Aigner 📡 @sebi.io Dev Advocate at JetBrains. Teaching ∞ Learning Kotlin & Compose Multiplatform. Talking Kotlin. Working w/ with love, for there is no other way. Always iterating.
Márton Braun @zsmb.co Developer Advocate @ JetBrains, working on Kotlin and Compose Multiplatform, KMP tooling, and Amper.
Instructor @ BME-VIK. Co-organizer @ Android Budapest. GDE for Android. Ex-Google.
zsmb.co
Node.js @nodejs.org The Node.js JavaScript Runtime. 🐢🚀 Need help with Node.js? We've got a repo for that: https://github.com/nodejs/help
Rune Flobakk @rune.flobakk.org Synth player at Bekk, where I also do occasional software development. I post mostly in English about my 2 main passions: coding and music. He/him.
https://github.com/runeflobakk
JBang @jbang.dev Run Java code directly. Reuse Maven dependencies with ease. Download from http://jbang.dev/download/ or run curl -Ls http://sh.jbang.dev | bash -s - app
Julia Evans @b0rk.jvns.ca programming and exclamation marks
blog: jvns.ca
zines: wizardzines.com
emily freeman @emilyfreeman.bsky.social Co-founder and CEO, Freeman & Forrest.
Bestselling author of DevOps for Dummies and international keynote speaker. I’ve led Community, DevRel and Product Marketing at AWS, MSFT, and startups.
I was editingemily on Twitter.
Ricky @ricky.fm React core team • Forbes 30 worst over 30
Franziska Hinkelmann, PhD @fhinkel.bsky.social Principal engineering manager at Microsoft. Former Google Chrome V8. Puppies and tacos. She/they
Robert Habeck @robert-habeck.de Ein Mensch. Ein Wort.
https://www.gruene.de/service/impressum
Vatnik Soup @vatniksoup.bsky.social Fighting Disinformation since 2022.
All soups: https://vatniksoup.com/
Debunk of the Day: https://vatniksoup.com/en/topics/debunk-of-the-day/
Why we soup: https://vatniksoup.com/en/soups/vs2/
Support our work: https://vatniksoup.com/en/support-our-work/
Liam Randall @liamrandall.bsky.social Cosmonic, CNCF wasmCloud, WebAssembly, Security, Chair CNCF Cloud Native WebAssembly Day, wasmCon, CNCF Ambassador
Marcin Grzejszczak @toomuchcoding.com Java Champion. Working on observability and contract testing - Micrometer, Spring Cloud Contract.
Stefan Marr @stefan-marr.de Interpreters, compilation, concurrency, and debugging tools.
InfoQ @infoq.com Helping dev teams adopt new technologies and practices for 20+ years. Written by software engineers. Read by over 1.5 m devs worldwide. InfoQ.com and QConferences.com
https://linktr.ee/infoq