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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.
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Adib Saikali @asaikali.bsky.social 
Marcus Hellberg @marcushellberg.dev Applied AI Researcher, Speaker, DevRel expert.
Java Champion.
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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.
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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
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
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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
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
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
Siva @sivalabs.in 💻 Software Developer || ☕ Java Developer Advocate @ JetBrains || https://sivalabs.in || https://youtube.com/sivalabs
Interested in Java, Kotlin, Docker, and Software Architecture.
Stefano Cordio @scordio.github.io Software Engineer @ EPAM Systems
Maintainer of @assertj.github.io
Wim Deblauwe @wimdeblauwe.com Software Engineer. Writes mostly Java & Spring.
Author of "Taming Thymeleaf" and "Modern frontends with htmx".
Blogs at http://wimdeblauwe.com.
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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
Scott Frederick @scottfrederick.us Sr. Staff Software Engineer at @hero.dev. Former Pivotal, VMware, Sabre.
Arjen Poutsma @poutsma.bsky.social Former Spring Framework committer, now writing Call of Cthulhu scenarios.
JUnit Team @junit.org Shaping the future of testing on the JVM
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Thomas Schühly @tschuehly.de Speaker: Spring I/O, Devoxx, JavaZone -
Open-Source: Spring ViewComponent -
htmx engineer: alanda.io -
htmx blog: tschuehly.de -
Indiehacker: photoquest.wedding
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
Pasha Finkelshteyn 🇩🇪⬅️🇷🇺(✡️) @asm0dey.site Developer advocate for @BellSoft
Love people, both listen and talk to
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Catherine Edelveis @edelveis.dev Liberica JDK Advocate | Spring Boot Enthusiast | JavaFX Fancier | Tech Writer and YouTuber | Dog Mom | Views are my own
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CyberJAR channel: https://www.youtube.com/@cbrjar
Gerrit Meier @meistermeier.com Completely random internet person (https://meistermeier.com)
Father and husband
Owned by cat
Doing #Java things at #Neo4j.
Organizer of the Java User Group Ostfalen (https://jug-ostfalen.de)
Joris Kuipers @joris.kuipe.rs CTO & hands-on architect at Trifork Amsterdam. 40 over 40
Anton Arhipov @antonarhipov.bsky.social Developer Advocate @ JetBrains
https://antonarhipov.com
#java #kotlin #programming
Nicolas Fränkel 🇪🇺🇺🇦🇬🇪 @frankel.ch 🧑💻 Developer and architect
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Andreas Falk @andifalk.bsky.social Making IT #Secure. Teaching #Architecture, #AppSec, and #CloudSec. Speaker at #Devoxx, #Spring IO, and #OWASP.
Patrick Baumgartner @patbaumgartner.com Working @42talents. Spring Trainer @VMwareTanzu. Co-Organizer @VoxxedZurich, Board member of @jugch, Software Crafters Zurich & SoCraTes Conf Switzerland
Thorben Janssen @thjanssen123.bsky.social I'm a freelance consultant and trainer helping Java developers create better persistence layers using Hibernate and Spring Data.
Co-organizer JUG Paderborn
https://thorben-janssen.com
https://thorben-janssen.com/join-persistence-hub/
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.
Sergi Almar @sergialmar.com 
DaShaun Carter @dashaun.com DaShaun is a struggling triathlete, Raspberry Pi enthusiast, Testcontainer Champion, former professional cheerleader, keynote speaker, and Spring Developer Advocate at Broadcom. Deliberately practicing to build, run, and manage, better software, faster.
Guillaume Laforge @glaforge.dev 🥑 Developer Advocate for Google Cloud ☁️
🧠 Focusing on Generative AI 🤖
⭐ Co-founder of the 🪶 Apache Groovy programming language
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Daniel Garnier-Moiroux @garnier.wf Fiddler of things. Makes computers go beep-boop 🤖 Contributor to Spring Security. Spring Meetup Paris. 🍃
Certified Java Champignon 🍄
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Java Champion
Kotlin Google Dev Expert
https://YouTube.com/@coffeesoftware
https://github.com/joshlong
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
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
Spencer Gibb @spencer.gibb.us Software Engineer, Dad, Geek, Co-founder and Lead of #SpringCloud Core on the @spring.io team at Broadcom
@cppwfs.bsky.social @cppwfs.bsky.social 
Sébastien Deleuze @seb.deleuze.fr Spring AI/Framework @ Broadcom, #WebAssembly since 2016, ex @mixitconf.org staff. https://seb.deleuze.fr
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
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Phil Webb 🍃 @philwebb.dev Working in OSS on Spring Boot.
https://linktr.ee/phillipwebb
Dan Vega @danvega.dev 🍃 Spring Developer Advocate @Broadcom
☕️ Java Champion
📹 YouTuber http://bit.ly/3zJb93b
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🤖 ByteSized AI http://bit.ly/3XYv87j
Martin Lippert @martinlippert.bsky.social Spring Tools Lead @ Broadcom, https://github.com/martinlippert, Co-Founder of the Green Software Hamburg Meetup Series, Co-Founder of it-agile GmbH
Rob Winch @rwinch.github.io Open source enthusiast; Project Lead for Spring Security
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
Corneil du Plessis @corneil.bsky.social He/Him.
Problem solver.
Scientific thinker.
Delivering code to production since 1985.
Ex-@spring.io Team
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#KFSM, #NoCrypto, 🇺🇦
Christian Tzolov @tzolov.bsky.social Spring AI lead | MCP Java SDK maintainer | Spring Framework team at Broadcom
Spring @spring.io 
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Mark Paluch 👨💻,🎹&✈️ @mp911.de Musician, producer, Spring Data, Database drivers.
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Ostfriesland 🌊🌬️🌞🌧️
https://paluch.biz/about-me/ | https://soundcloud.com/rflktd
Marcin Grzejszczak @toomuchcoding.com Java Champion. Working on observability and contract testing - Micrometer, Spring Cloud Contract.
Sam Brannen @sambrannen.com Core #Spring Framework and #JUnit Committer. Principal Software Engineer at Broadcom. Proud Daddy.
Dave Syer @handle.invalid Spring engineering team member. Somewhat responsible for the birth of Spring Boot and Spring Cloud. Climber. Sailor. Bass trombonist.
Jason Konicki @thejk100.bsky.social Spring OSS Engineering
Spring Tools @springtools.bsky.social Spring Tools for Visual Studio Code, Cursor, Eclipse, and Theia: https://spring.io/tools
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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.
Olga Maciaszek-Sharma @olga-maciaszek.bsky.social Java developer. Staff Software Engineer in Spring Cloud team at @spring.io
Simon Baslé @simonbasle.bsky.social programming by day, ttrpgs by night, reading fantasy and sci-fi at dusk. at dawn I'll be sleeping, thank you very much
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