Hank Green @hankgreen.bsky.social Long Time Internet Guy
Wikipedia @wikipedia.org Maybe the real treasure was the citations we made along the way.
donate.wikipedia25.org
Arjen (a.k.a. credmp) @arjenwiersma.nl Hacker && Software developer. I use Emacs, macOS and Linux. love Java and Rust.
Tech Talks Weekly @techtalksweekly.bsky.social A free weekly e-mail with all the recently published Software Engineering conference talks & podcasts.
Join 🔥 +10K readers who stopped scrolling through messy YouTube subscriptions and reduced FOMO 👉 https://techtalksweekly.io/
AI4Devs @ai4devs.bsky.social AI Conference made by Developers for Developers
19th September, Amsterdam
All talks are at least 50% live coding !!!!!
Web & Tickets : amsterdam.ai4devs.io
CFP : https://forms.gle/Adg6waGKKnDg5jee8
Info : info@ai4devs.io
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
Brabant JUG @brabantjug.nl Java User Group for the province of North-Brabant. Community for anyone interested in Java and Open Source in or around Brabant.
Loïc Magnette @lomagnette.bsky.social Java developer | AI agents with LangChain4j & Quarkus | BeJUG co-organizer | Conference speaker | Wildlife lover
OpenValue @openvalue.eu Better software, faster. Java & full stack development, consultancy and training. Read more on http://openvalue.eu and http://openvalue.training.
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.
Joost van der Griendt @bsky.joostvdg.net Traveler, Writer, Developer, DevOps, CI/CD, Kubernetes and Jenkins. Currently at Aegon, formerly VMware / CloudBees.
Https://Blog.joostvdg.net
João Esperancinha @jesperancinha.bsky.social Linktr.ee:
https://linktr.ee/jesperancinha
Software Engineer content creator:
DailyMotion:
https://www.dailymotion.com/jofisaes
YouTube
https://www.youtube.com/@jesprotech
Homepage articles
https://joaofilipesabinoesperancinha.nl/#/blogs
@marianne-h.bsky.social @marianne-h.bsky.social 
JEP Tracker @jeptracker.bsky.social Diligently tracking and posting any @openjdk.org JEP updates.
Built by @hardcoding.fr on https://github.com/PerfectSlayer/openjdk-jep-bsky. Feedback welcome!
Matthias Bünger @bukama.bsky.social Loves #Java, JakartaEE and testing | @maven.apache.org PMC and ASF member | Slow runner 🏃♂️
Spring AI @spring-ai.bsky.social An Application Framework for AI Engineering.
Spring AI addresses the fundamental challenge of AI integration: Connecting your enterprise Data and APIs with the AI Models.
Benjamin Marwell ☕ @bmarwell.de #JakartaEE-Dev, Musician & Tech-Blogger.
Uses #Linux. @maven.apache.org PMC and ASF member.
IBM Champion 2022.
🏙️ are my own.
RotterdamJUG @rotterdamjug.bsky.social Follow this account to get updates on meetings by the RotterdamJUG (Java User Group).
Apeldoorn JUG @apeldoornjug.bsky.social Bringing together Java developers in the Apeldoorn area (The Netherlands). Follow us to keep up with events in the community! The Apeldoorn Java User Group is an initiative of Belastingdienst, Kadaster, Luminis & Profit4Cloud.
www.meetup.com/apeldoornjug
Bas Stoker @bastoker.bsky.social Full stack software Engineer with focus on the JVM platform.
🚴♂️Utrecht, NL
Link to my latest presentation: https://noti.st/bastoker/87rbIc/deployen-op-vrijdagmiddag-zonder-stress
JobRunr @jobrunr.bsky.social An easy way to perform background #job #processing in #java. Distributed and backed by persistent storage. Open-source and free for commercial use.
Simone Romani @simoneromani.bsky.social Senior developer and engineering manager at ING. TDD enthusiast. Striving to improve my code every day, I’m on Bluesky so that I can follow the latest trends of software development.
Raphael De Lio @raphaeldelio.dev AI Engineer | Software Engineering | Forward Deployed Engineer @ Redis (@redis.io)
https://raphaeldelio.com | https://youtube.com/raphaeldelio | https://linktr.ee/raphaeldelio
Rick Ossendrijver @rickossendrijver.bsky.social 
Jaap Coomans @jaapcoomans.nl Father | Husband | Developer | Java | Kotlin | @brabantjug.nl leader | Speaker | Craft beer sampler | Board game player | Willem II 🔴⚪🔵| He/him
Ionut Balosin @ionutbalosin.bsky.social 👨💻 Principal IT Architect • 🎓 Technical Trainer • 🏆 Java Champion • ♠️ Oracle ACE Associate • 🔑 Security Champion • 🎤 Speaker • ✍️ Blogger • 🌍 www.ionutbalosin.com
@aifokus.bsky.social @aifokus.bsky.social 
Oracle ACE Program @oracleace.bsky.social Recognizing the community for their contributions. Learn more about the ACE Program @ http://ace.oracle.com
Jean-François James @jefrajames.bsky.social Software engineer, Java-fan, retired, still passionate and interested by tech topics. Martial artist (Karate, Aikido).
@josroseboom.bsky.social @josroseboom.bsky.social 
Emmanuel Bernard @emmanuelbernard.com Open Source software engineer: Hibernate team, Quarkus co-founder and more. Cloud Services @ Red Hat.
Les Cast Codeurs founder. Java Champion...
Guillaume @lours.me Staff Software engineer @docker
Compose Maintainer
Opinions are my own
https://lours.me
Frédéric Camblor @fred.camblor.fr Web | Typescript | Mobile | JVM | Dev tooling | Home Automation
4SH Bordeaux Fullstack Tech Lead on Web / Mobile apps
OSS contributor (Voxxrin, Vitemadose, DevoxxFR CFP, RestX...)
Retired BDX I/O creator & BordeauxJUG leader
https://github.com/fcamblor
Mickael Roger @mickaelroger.bsky.social Cloud and DevOps tech lead @thalesgroup
S3NS trusted cloud designer
#cybersec #foss #linux #cloud #trustedcloud #cryptoeverywhere
Tweets are my own
Kevin Davin @davinkevin.fr GoogleDevExpert on Google Cloud & Kotlin | @Gitlab Heroes | Sr Backend Engineer @Gradle | #SQL Lover | 🐦 @davinkevin | 🐘 @davinkevin@davinkevin.fr
Aline Paponaud @bootis.bsky.social 
Khanh @jetoile.fr Sr. Software Engineer @ Criteo. Java/JavaEE, Big Data, geek et techno addict #ParisJug #DevoxxFr. Opinions are my own.
@kanedafromparis.bsky.social @kanedafromparis.bsky.social #architect, #java, #devops & #kubernetes enthusiast
@ParisJUG
Nicolas Martignole @nmartignole.bsky.social Principal Engineer at Back Market, previously Principal Eng. at Doctolib. Devoxx France creator and organizer. Author of “www.touilleur-express.fr” . Paris, France.
Yan Bonnel @ybonnel.bsky.social Old developer
Alex Victoor @alexvictoor.bsky.social Software crafter, pair/mob programming addict, opensource fanboy - Views expressed are my own - EM
@dilitrust
Fanny Klauk - Informaticienne ingénieuse @klf37.bsky.social Accompagnatrice Agile et DevOps (formatrice, coach, speaker) - co-fondatrice de TADx - passionnée de confs, d'apprentissage et d'entraide - fan de musique, de discussions et de la (vraie) gentillesse
Nicolas Helleringer @nicolas.helleringer.com Co-founder & CTO
Ex Resilience, Criteo, NovaCodex, Mappy
he/him
\ʔɛlləʁœ̃ʒe\
Arnaud Héritier @aheritier.net #docker #lescastcodeurs #devoxxfr #AI #platformEngineering #devops #oss #jenkinsci #maven #asf
Zineb Bendhiba @zinebbendhiba.com Principal Software Engineer | @ApacheCamel 🐪 PMC member | Camel Quarkus · Java · AI · Open Source | Building technology that helps people build useful things | Speaker | Devoxx France & Morocco CFP
Opinions are my own
https://zinebbendhiba.com/bio/
Horacio Gonzalez @lostinbrittany.bsky.social Spaniard lost in Brittany - DevRel 🥑 at Clever Cloud, storyteller, coder, speaker, gamemaster
@GoogleDevExpert alumni
Organizer @FinistDevs @CampingSpeakers
Michal Niczyporuk @handle.invalid Staff engineer. @warszawa.jug.pl leader. @l8conf.com cofounder. Photographer. Lifter. Cat feeder.
Guy Royse @guy.dev Work. Life. Code. Game. Lather. Rinse. Repeat. Husband and father of three. Son of mountain men. International speaker. Geek. Graybeard. Gamemaster. W8GUY.
Renato Cavalcanti @renato.cavalcanti.io Software developer working at @akka.io
github.com/octonato
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
Kevin Dubois @kevindubois.com 🥑 Dev Advocate @IBM | Cloud Native Developer | Java Champion | Author | Keynote Speaker | Open Source | Based in the Swiss Alps 🏔️🇨🇭
@maarten-vandeperre.bsky.social @maarten-vandeperre.bsky.social 
Georgios Andrianakis @geoand86.bsky.social Principal Software @ Red Hat, working on Quarkus, Langchain4j and others
Julien Topçu 🇲🇶🇦🇲 @julientopcu.com CTO @shodo.io, @owasp.org member 🐝 - International Keynote Speaker 🎙️- @BeyondxScratch 💻, @CraftsRecords 🎤 & Le Tremplin 🚀 founder.
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.
Klara Ward @klaraward.bsky.social Follow betouched.bsky.social for cuddling and touch therapy.
This profile is just my personal stuff
Rijo Sam @rijosam.com Java Chapter Lead @ ABN AMRO | Public Speaker
Loves Java ☕ | Cycling 🚴🏽♂️ | Burgers 🍔
rijosam.com
JetBrains Platform @platform.jetbrains.com News & tips for devs building plugins for @JetBrains.com products.
Subscribe: https://jb.gg/mp-updates
Utrecht Java User Group @utrechtjug.bsky.social The official JUG of Utrecht and proud JCP Partner
Tagir Valeev @tagir-valeev.bsky.social Work at JetBrains. Java Champion. Check my Java book: https://mng.bz/671p
Michel van Dongen @michelvandongen.bsky.social Director Software Engineering at adesso NL | Manager Blue4IT | co-leader Utrecht Java User Group
Devoxx Poland @devoxxpl.bsky.social Next edition: 11 - 13 June 2025, Krakow, Poland
Conference for Software Developers.
Especially, but not only, those on JVM and Java.
Elias Nogueira 🇧🇷🇳🇱 @eliasnogueira.com Java Champion | Senior Principal Software Engineer | Speaker | Writer | Oracle ACE | Java Magazine NL | OSS
@lizeraes.bsky.social @lizeraes.bsky.social 
geecon @geecon.bsky.social Java and JVM based technologies, dynamic languages, enterprise architectures, patterns, distributed computing, AI and more
https://geecon.org/ Kraków, 14-15 May 2026
Voxxed Days Crete @voxxeddayscrete.bsky.social VoxxedDays is coming to Crete!
📅 26 - 27 September, 2025
📍 Cultural Conference Center, Heraklion
VOXXED Days is a series of Tech Events focused on Javascript and Html5, Java and JVM languages, Mobile Development, Cloud and Big Data.
Voxxed Days Luxembourg @lu.voxxeddays.com Voxxed Days conference in Luxembourg. Organized by @yajug.bsky.social. https://luxembourg.voxxeddays.com/en/#registration
Voxxed @voxxed.com Sharing expert knowledge on Java, JVM, Methodology, Cloud, Mobile & Future tech. Follow us for tutorials, presentations and interviews.
Devoxx4Kids @devoxx4kids.bsky.social Inspire children to program, robotics and engineering. WorldWide
Devoxx Greece @devoxxgreece.bsky.social Devoxx Greece is a 3-day conference taking place from April 23rd to 25th, 2026, at the Athens Megaron International Conference Center.
Olga Gupalo @olyagupalo.bsky.social Member of GraalVM, Oracle
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
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 🇺🇸🇨🇦
picocli @picocli.bsky.social Easily create CLI apps in Java with colors, autocomplete, subcmds. As single native exe with GraalVM. http://picocli.info Star⭐️ picocli on GitHub if u like it!
Jan Ouwens @jqno.nl Developer ◦ Java/JVM ◦ EqualsVerifier ◦ speaker ◦ @yoink.nl but opinions mine ◦ 👨👩👧 ◦ 🇳🇱🇪🇺 ◦ 🖖🏻 ◦ 💚 ◦ 🇺🇦🌻 ◦ he/him
Mumbai Java User Group @mumjug.bsky.social We are a group of Java enthusiasts and we are on a mission to create a vibrant Java community in Mumbai.
Mattias Karlsson @devlead.se Partner & Technical fellow at WCOM AB
.NET Microsoft MVP.
Been coding since the ’80s (C128 & Amiga).
Father of 2, husband of 1.
Occasionally blogs at https://devlead.se
Microsoft @microsoft.com AI, Cloud, Productivity, Computing, Gaming & Apps ☀️
OpenJDK @openjdk.org The place to collaborate on an open-source implementation of the Java Platform and related projects · https://openjdk.org
tiffany jernigan 🐦🔥 @tiffanyfay.dev 👩💻🥑 @grafana.bsky.social
☸️ #cncf ambassador
💻 ex- vmware, amazon, intel, docker
🎓 electrical engineering georgia tech
💭 opinions:mine
📸 instagram.com/tiffanyfayj
🇺🇸 seattle, wa
🔗 linktr.ee/tiffanyfay | tiffanyfay.dev
Mary Grygleski @mgrygles.bsky.social 
dimitris Doutsiopoulos @ddoutsiopoulos.bsky.social 🎬 Photographer & Creative Director
𝘍𝘪𝘯𝘥𝘪𝘯𝘨 𝘸𝘢𝘺𝘴 𝘵𝘰 𝘤𝘳𝘦𝘢𝘵𝘦 𝘢𝘵𝘮𝘰𝘴𝘱𝘩𝘦𝘳𝘪𝘤 𝘴𝘤𝘦𝘯𝘦𝘴
📷🎥 Events | Conferences | Commercials
🌍International Clientele
📸✈️ Travel & Explore
Simon Ritter @speakjava.bsky.social Deputy CTO at @AzulSystems. Java Champion, member Java SE Expert Group, JCP EC, OpenJDK Vulnerability Group and Adoptium SC. AMA about Java and JVM.
Kaya Weers @kayaweers.bsky.social Java developer with a great love for innovation | Conference speaker | Likes to play soccer and travel the world
JCON Conference @jcon.one Java Community Conferences - in-person.
linktr.ee/jcon_conference
Imprint, privacy policy: http://jcon.one
Ko Turk @handle.invalid 🦊 Voxxed Amsterdam conference organiser --> amsterdam.voxxeddays.com
👥 JUGLeader @CodeLabJUG
🧑💻 Working @CodeLab
🎤 Speaker, talks about #Green #Java #Kotlin
Sven Peters @svenpet.bsky.social Tech Culture Advocate at 🧢 Atlassian
OpenRewrite by Moderne @openrewrite.github.io OpenRewrite recipes automate security vulnerability remediations, framework migrations, code compliance and more—across a growing language and technology ecosystem.
Maintained by Moderne.ai
GitHub: http://github.com/openrewrite
dan @danabra.mov no, this is how it works
Nishant Raut @rautnishant.bsky.social Leader Mumbai JUG. JCP Member. Java and OSS enthusiast. Opinion are mine.
Neha Sardana @nehasardana09.bsky.social I have a toddler daughter and I am too lazy to write anything right now.
Jim Grisanzio @grisanzio.bsky.social Building FOSS Communities https://grisanzio.com/ #foss #opensource
@niestrojrobert.bsky.social @niestrojrobert.bsky.social 
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
sendilkumarn @sendilkumarn.com Docendo Discimus
Cees Bos 👨🏻💻 📉🔍📈 ✅ @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.
🖥️ @openvalue.eu as a software & observability engineer and SRE.
📖 ceesbos.nl
Elle Cordova @ellecordova.bsky.social A nerd at large. Writer of stuff.
Join my sci-fi book club:
http://patreon.com/ellecordova
nerd humor • space & sci fi • books
QCon @qconferences.com Uncover emerging trends and practices from the world’s most innovative software professionals to help you validate your software roadmap. Celebrating 20+ years. Learn more about our conferences at QConferences.com and InfoQ.com.
🔗 linktr.ee/qconferences
Rafael Winterhalter @rafaelcodes.bsky.social software consultant who likes static typing, coding at http://github.com/raphw 🇧🇻🇩🇪🇪🇺
GOTO Conferences @gotocon.com #GOTO Presents the Brightest Minds in Tech.
Check out GOTO Conferences.
https://gotopia.tech
https://www.youtube.com/@GOTO-