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
Mรกrton 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
Pamela Hill-Galloway @pamelaahill.bsky.social Kotlin Developer Advocate @ JetBrains
PA Ulander @pa-dev.bsky.social Full Snack Developer
Once got code to run on the first try
Highly trained in fika breaks โ๐ง
๐ ๏ธ #Dev ๐ง #Linux
https://github.com/pa-ulander
https://linkedin.com/in/paulander/
๐Stockholm, Sweden ๐ธ๐ช
Phil Webb ๐ @philwebb.dev Working in OSS on Spring Boot.
https://linktr.ee/phillipwebb
Jonathan Vila ๐ฅโ๏ธ - ๐ช๐บ๐ช๐ธ๐ต๐ท @vilojona.bsky.social Senior Staff Developer Advocate ๐ฅ @Sonar | Java Champion | Oracle ACE | IBM Contributor | Conference cofounder JBCNConf & DevBcn & AI4Devs | BarcelonaJUG organiser
Stefano Cordio @scordio.github.io Software Engineer @ EPAM Systems
Maintainer of @assertj.github.io
Alejandro Serrano Mena @serranofp.com ๐จโ๐ป Researcher @ Kotlin Evolution @ JetBrains
๐งโโ๏ธ Passionate about FP (mostly Arrow & Haskell)
๐ Author of 4 books
Jason Gorman @jasongorman.bsky.social Software engineering teacher, mentor and consultant available for clients who care about creating real value for users, businesses, communities and society.
www.codemanship.co.uk
Gerrit Grunwald @hansolo.eu JUG Founder, Java Champion, IBM Champion, โค๏ธ Java, coding in general, mountain biking and photography...may the force be with you... http://gravity-labs.de
Nicolas Frรคnkel ๐ช๐บ๐บ๐ฆ๐ฌ๐ช @frankel.ch ๐งโ๐ป Developer and architect
๐ฅ Developer Advocate
โ๏ธ Blogger @ https://blog.frankel.ch/
๐ Eternal learner
๐ Book author at http://leanpub.com/integrationtest
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
Makan Sepehrifar @makan1869.bsky.social Infinityโฆ and Beyond
Shaun Smith @ssmith.bsky.social GraalVM Product and DevRel
Senior Director, Oracle
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.
Josรฉ Paumard @josepaumard.bsky.social #Java #DevRel @Oracle, bartender #JEPCafe and https://dev.java, Java Champion Alumnus, JavaOne Rockstar. I post about #Java, sometimes cooking, Opinions are my own. Posts are in EN and FR.
Martijn van Iersel @mpvaniersel.bsky.social I do creative things with Games, Education, Computing and Biology. Author of i18n-puzzles.com and Food Chain Farm.
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
dimitris Doutsiopoulos @ddoutsiopoulos.bsky.social ๐ฌ Photographer & Creative Director
๐๐ช๐ฏ๐ฅ๐ช๐ฏ๐จ ๐ธ๐ข๐บ๐ด ๐ต๐ฐ ๐ค๐ณ๐ฆ๐ข๐ต๐ฆ ๐ข๐ต๐ฎ๐ฐ๐ด๐ฑ๐ฉ๐ฆ๐ณ๐ช๐ค ๐ด๐ค๐ฆ๐ฏ๐ฆ๐ด
๐ท๐ฅ Events | Conferences | Commercials
๐International Clientele
๐ธโ๏ธ Travel & Explore
Sandra Ahlgrimm @sandraahlgrimm.bsky.social JUG Berlin, Senior AI and Java Advocate for GitHub Copilot in JetBrains and Eclipse
GraalVM @graalvm.org GraalVM compiles your applications ahead of time into native executables that start instantly, scale fast, and use fewer resources ๐
Piet van Dongen @pietvandongen.com (Software) enthusiast @openvalue.eu. Value hypothesis loop focused. iSAQBยฎ Accredited Software Architecture Trainer. He/him.
Daniel Garnier-Moiroux @garnier.wf Fiddler of things. Makes computers go beep-boop ๐ค Contributor to Spring Security. Spring Meetup Paris. ๐
Certified Java Champignon ๐โ
Sharat (Shar) Chander - ๐ฆ๐ @sharatchander.bsky.social ๐ณ๏ธโ๐๐บ๐ธ๐จ๐ฆ๐ฎ๐ณ๐บ๐ฆ #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
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
Cowtown Coder @cowtowncoder.bsky.social Coder, OSS Author (Jackson, Woodstox, java-uuid-generator etc); father; hiker; immigrant; worker. Born in Finland, lives nowadays in the magnificent US Pacific Northwest.
Amsterdam Java User Group @amsterdamjug.bsky.social 
Stรฉphane 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
๐ฅผ Piotr Przybyล @piotrprz.bsky.social Software Gardener. Java Champion. Docker Captain. Edutainer. Speaker. Trainer. ะฅัะดะพะถะฝะธะบ. Honorary Bavarian. ๐จโ๐ป๐จโ๐พ
#Java #Testcontainers #Linux #Programming
softwaregarden.dev
Views are mine, impressions are yours.
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
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/
Hanno Embregts ๐ค๐ธ @hanno.codes Java Developer ๐ป by day, musician ๐ค๐ธ by night. A bit of both at developer conferences.
๐ Java Champion
โ ๏ธ Oracle ACE Pro
๐๏ธ NLJUG Leader
๐จ๐ผโ๐ป Trainer / Technology Advocate at Info Support
๐ hanno.codes
๐บ๐ฆ๐ณ๏ธโ๐๐ฑ Code for good
OpenRewrite by Moderne @openrewrite.github.io OpenRewrite recipes automate security vulnerability remediations, framework migrations, code compliance and moreโacross a growing language and technology ecosystem.
Maintained by Moderne.ai
GitHub: http://github.com/openrewrite
OpenValue @openvalue.eu Better software, faster. Java & full stack development, consultancy and training. Read more on http://openvalue.eu and http://openvalue.training.
AssertJ @assertj.github.io Fluent testing assertions for Java and the JVM
Curly Braces @loopinglife.bsky.social Daily nuggets of software wisdom.
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
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
Mark Reinhold @mreinhold.org Chief Architect, Java Platform Group, Oracle ยท Views are my own ยท https://mreinhold.org
Henry Coles @pitest.bsky.social Fiction: Scottish Book Trust New Writer 2023. SCWBI Undiscovered Voices 2024. Repped by Lucy Juckes at @jennybrownagency.bsky.socialโฌ
https://henrycoles.com
Tech: Made mutation testing popular - Java Champion
https://pitest.org https://www.arcmutate.com
Sam Brannen @sambrannen.com Core #Spring Framework and #JUnit Committer. Principal Software Engineer at Broadcom. Proud Daddy.
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
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 ๐ต๐น 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, Lillestrรธm 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 Zรผrich @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/ Krakรณw, 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 A two-day conference full of Spring awesomeness in Barcelona. +1300 attendees. Next edition: 13-15 April 2026
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
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.
Anton Arhipov @antonarhipov.bsky.social Developer Advocate @ JetBrains
https://antonarhipov.com
#java #kotlin #programming
Ana-Maria Mihalceanu @ammbra1508.bsky.social
Java Champion Alumni | Architect| Sr. Developer Advocate @Oracle ๐ณ๐ฑ | Speaker | Co-founder@BucharestSCC. Opinions are my own. 
JUnit Team @junit.org Shaping the future of testing on the JVM
Devworld Conference @devworldconference.bsky.social DEVWorld Conference, for more productive Tech Teams ๐๏ธ 7-8 May 2026 ๐ณ๐ฑ Amsterdam ๐ค 5,000 engineers, designers, product managers and engineering leader.
https://devworldconference.com/
Michel van Dongen @michelvandongen.bsky.social Director Software Engineering at adesso NL | Manager Blue4IT | co-leader Utrecht Java User Group
Venkat Subramaniam @venkats.bsky.social Programmer, author, speaker, founder Agile Developer, Inc., co-founder of @dev2next Conference, professor @CSatUH
Devoxx Belgium @devoxx.com Devoxx Belgium 2026 : 5 - 9 October in Antwerp
Tom Cools @tomcools.be DevRel @Timefold | Conference (Keynote) Speaker ๐ฃ๏ธ | #Java Champion | @BeJUG Organizer | Kind of a weird guy ๐
Marit van Dijk @maritvandijk.bsky.social ๐ป Software Developer | โ๐ฅ Java Developer Advocate @ JetBrains | ๐ Java Champion | ๐ค International Keynote Speaker | ๐ฉโ๐ป Pronouns: She/her
https://maritvandijk.com/
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, Dukeโs choice award winner, Java/architecture/CD/DevOps.
Richard Fichtner ๐ปโ @richard.fichtner.dev CEO of @xdev.software, Loves Java โค๏ธโ, Java Champion, Founder JUG Oberpfalz, Co-organizer @jcon.one, IBM Champion, Oracle Ace, Vaadin Champion, Dongolorian, Father and Husband
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
Tim te Beek @timtebeek.github.io Staff software engineer at Moderne, where I'm the community lead for OpenRewrite.
Julien Lengrand-Lambert ๐ฅ๐ @lengrand.fr Head of Developer Relations ๐ซ๐ท๐ณ๐ฑ๐ช๐บ๐บ๐ฆ โจ Sucker for good #DX, #kotlin #GoogleDevExpert โจ, Editor ๐ณ๐ฑ #Java magazine . Growing my own food. #devrel #climate
๐ https://lengrand.fr/
Nicolai Parlog @nipafx.dev Java enthusiast with a passion for learning and sharing. Developer Advocate at Oracle but views are my own.
Maarten Mulders ๐๐ @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.
Devoxx UK @devoxx.uk A Developer Community Conference
Foojay, the Friends Of OpenJDK @foojay.io Foojay.io is the central resource for the Java communityโs daily โinformation needs, a place for friends of OpenJDK, โand a community platform for the Java ecosystemโ โ bringing together and helping Java professionals everywhere.โ
Balkrishna Rawool @balarawool.bsky.social Java | Spring | OOP & FP |
Debugging apps using System.out.println() since 2003.
Kent Beck @kentbeck.com Independent I guess these days you'd say content producer, artist, programmer, musician, pokerist. More about me at https://KentBeck.com.
Hinse ter Schuur @coduinix.bsky.social ๐ณ๐ฑ Software Engineer @ SDB | #Java | Speaker ๐ฃ | he/him
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.
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.
Robert Scholte @rfscholte.bsky.social Founder/owner Sourcegrounds, Java Champion, former Maven chairman, international speaker, bookreviewer
Martin Fowler @martinfowler.com Software Design Loudmouth. Works for Thoughtworks. Also hikes, watches theater, and plays modern board games. He/him.
host of https://martinfowler.com
Praveen Kottarathil @praveenkp.bsky.social Slightly Reliable Engineer based in Amsterdam,NL.
Learning socio-technical something.
Cees Bos ๐จ๐ปโ๐ป ๐๐๐ โ
@ceesbos.nl Observability enthusiast | Grafana Champion | Java Developer
Always looking for ways to improve software with better observability and what new insights can be gained.
๐ฅ๏ธ @openvalue.eu as a software & observability engineer and SRE.
๐ ceesbos.nl
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
Ko Turk @handle.invalid ๐ฆ Voxxed Amsterdam conference organiser --> amsterdam.voxxeddays.com
๐ฅ JUGLeader @CodeLabJUG
๐งโ๐ป Working @CodeLab
๐ค Speaker, talks about #Green #Java #Kotlin
Voxxed @voxxed.com Sharing expert knowledge on Java, JVM, Methodology, Cloud, Mobile & Future tech. Follow us for tutorials, presentations and interviews.
Uberto Barbini @ramtop.bsky.social Functional passionate programmer. Kotlin GDE
Author, Public Speaker
https://pragprog.com/titles/uboop/from-objects-to-functions/
#TDD #FP #Kotlin
Living with family in a Japanese traditional house ๆฅๆฌ่ช
Elias Nogueira ๐ง๐ท๐ณ๐ฑ @eliasnogueira.com Java Champion | Senior Principal Software Engineer | Speaker | Writer | Oracle ACE | Java Magazine NL | OSS
Utrecht Java User Group @utrechtjug.bsky.social The official JUG of Utrecht and proud JCP Partner
William Ravensbergen @willybubba.bsky.social Engineering Advocate / SRE / Nerd
"The geek shall inherit the earth"
Jago de Vreede @jagovreede.bsky.social Java Developer | International Speaker | Automate *everything*
Vasco Veloso @vasco-veloso.bsky.social A helicopter view of life and tech. More tech, really.
Simon Vergauwen @vergauwensimon.bsky.social Developer Advocate @ JetBrains
#Kotlin since 2015
@arrow_kt maintainer
Johan Hutting @johanhutting.bsky.social Senior software engineer / Developer advocate @ ING, co-organiser JUG Noord and ING backend summit.
Opinions expressed are my own.
JetBrains @jetbrains.com On a mission to make software development a more productive and enjoyable experience. Make it happen. With Code.
IntelliJ IDEA, a JetBrains IDE @intellijidea.com IntelliJ IDEA โ 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
Kotlin by JetBrains @kotlinlang.org Kotlin is a programming language that makes coding concise, cross-platform, and fun โย https://kotlinlang.org/
Video tutorials http://kotl.in/video
News http://kotl.in/news
Community discussions http://kotl.in/slack
SDKMAN! @sdkman.io Effortlessly manage multiple Software Development Kits with SDKMAN! A simple CLI for Unix systems to install, switch, and manage SDK versions. Inspired by tools like apt, git and rvm. By developers, for developers! ๐ ๏ธ