Maya Posch @hackkitten.bsky.social Just a hax0ring kitten. H4x0ring stuff at https://github.com/MayaPosch for giggles. Writes nerdy things for Hackaday. Cat/Meow.
Known to post randomly in English, Nederlands, Deutsch and 日本語
Dr. Serge Zaka @sergezaka.bsky.social CEO of AgroClimat2050 | PhD in agrometeorology | Vice-President & Stormchaser Infoclimat |
Conference / Speaker #agriculture #globalwarming
libon @libon.bsky.social Auteur de bande dessinée, illustrateur, autres
Jon Skeet @jonskeet.uk Christian, husband of @hollywebb.bsky.social father, feminist, software engineer, author, Stack Overflow contributor. He/him.
BDX I/O @bdxio.bsky.social Conférence bordelaise #tech, #dev & #programmation sur les technologies de demain 💻
📆 Prochaine édition : 29 et 30 octobre 2026 #bdxio
Kristin Du Mez @kkdumez.bsky.social Historian of gender, religion, politics. Author of NYT bestseller JESUS AND JOHN WAYNE. Out Sept 15: LIVE LAUGH LOVE.
Aaron Parecki @aaronpk.com #OAuth #IndieWeb
Patrick Chovanec @prchovanec.bsky.social Private sector economist. Former professor at China's Tsinghua University and Columbia SIPA. Author of “Cleared for the Option: A Year Learning to Fly”, now available on Amazon. Visit me at http://patrickchovanec.com
Matthias Bünger @bukama.bsky.social Loves #Java, JakartaEE and testing | @maven.apache.org PMC and ASF member | Slow runner 🏃♂️
Jean-Christophe Sirot @sirot.org Staff engineer @decathlonfrance.bsky.social Ex-@Docker 🐋 ✽ @KubeDaysFrance co-founder ✽ @parisjug.org ✽ @cncfparis ✽ Studying Japanese/日本語を勉強する🇯🇵
Mastodon 🐘 @jcsirot@potate.space
Twitter 🐤 @jcsirot
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.
Filippo Valsorda @filippo.abyssdomain.expert RC F'13, F2'17
Cryptogopher / Go cryptography maintainer
Professional open source maintainer
https://filippo.io / https://github.com/FiloSottile
https://mkcert.dev / https://age-encryption.org
https://sunlight.dev / https://filippo.io/newsletter
Jonathan Salmona @salmonajonathan.bsky.social Cofondateur de @shodo.io 🈹 et ses filiales | On hacke le monde des ESN | Entrepreneur Social
Lego Lost At Sea @legolostatsea.bsky.social Writer, beachcomber, all at sea. Founder of the award-winning Lego Lost At Sea project. Current Archaeology Rescue Project of the Year. Author of Adrift, The Curious Tale of the Lego Lost At Sea. Cornwall. MD ANT.
beetle moses @beetlemoses.bsky.social PREORDER MY DEBUT BOOK OF COMICS: https://publishing.andrewsmcmeel.com/book/beetle-moses-a-comics-menagerie/
Signed comic prints: beetlemoses.bigcartel.com
Ann Leckie @annleckie.com Author of the award-winning Ancillary Justice. Lives in St Louis.
rob pike @robpike.io Long career as a dilettante at Bell Labs Research and Google, mostly building weird stuff no one uses, but occasionally getting it right, such as with UTF-8 and Go.
Voxxed Days CERN @cern.voxxeddays.ch https://cern.voxxeddays.ch/
Developer conference organized by CERN at the Science Gateway!
10th of February, 2026.
WeRateDogs @weratedogs.com Your Only Source For Professional Dog Ratings
nonprofit: @15outof10.org ❤️🩹
links.weratedogs.com
Mazlum Tosun 💙 #GCP @mazlumtosun.bsky.social 🐝 CoFounder & Head of Data GroupBees
☁️ Google Developer Expert GCP
🐳 Docker Captain
🌟 Data Architect
🚀 #data #CleanCode #FP #IaC #Devops #Serverless #Java #Python
🎬 Youtube https://bit.ly/gcp-learning-mazlum-gb
💻 Bio https://bio.link/mazlumtosun
⚽️ PSG 🔵🔴
David Shiffman, Ph.D. 🦈 @whysharksmatter.bsky.social I am a marine conservation biologist studying sharks and a science writer. Posts are about science and the environment, science communication, and more! He/him
Laury Maurice @laury-maurice.bsky.social Militante de l'inclusion chez Shodo ✊
Responsable communication & marketing
CEO de Shodo Paris en janvier 
Cartes @cartes.app The European alternative to Google Maps, libre and eco-friendly. Web-only. Based on OpenStreetMap.
L'alternative souveraine et écologique à Google Maps.
Dispo universellement sur le Web.
Basé sur OpenStreetMap.
Fait à Rennes.
https://cartes.app
Kirani Piebox @kiranipiebox.bsky.social Building Capyvarias 🐹☢️ Streaming game dev + art 🚀
Explosions In The Sky @explosionsinthesky.bsky.social 
Lars Rosenquist @calvobianco.com "Do the right thing. Do what works. Be kind."
Aka Calvo Bianco
Father of 2, husband of 1, musician
Dev adv eng @ Zoom
Former Redis, VMware, Pivotal
Dutch
He/him
https://calvobianco.bandcamp.com
https://www.youtube.com/@calvobianco
Fofo🔥🔥 @aichalaafia.bsky.social Java Software engineer ☕ |Speaker🙌🏻 | Green Tech Advocate 🌍 | WomenTechmakers Ambassador👩🏻💻 | JetBrains Community Contributor | Foodie lover & F1 🏎 fan ✨️
Justine Breton @bretonjustine.bsky.social Lecturer in Medievalism, University of Lorraine (SAMA)
📚Terry Pratchett et la Mort: mourir en majuscules (2025)
Les Simpson et les autres (2025)
Robin des Bois (2024)
The Witcher, un monde de légendes (2023)
Kaamelott, un livre d'histoire (2018)
Susanne Pieterse @susivic.bsky.social 👩🏻💻🇳🇱 Senior DevOps Engineer & iSAQB Certified Software Architect | Microsoft MVP
#innovation #genAI #java #Azure #RAG #LLM
Vjeux @vjeux.bsky.social Frenchy Front-End Engineer at Facebook. Co-creator of React Native and Prettier. Creator of Excalidraw, "CSS-in-JS", Yoga and React Conf.
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.
David Soria Parra @thedsp.bsky.social Creator of the Model Context Protocol (https://modelcontextprotocol.io) with @jspahrsummers.bsky.social. Member of Technical Staff @ Anthropic. Ex-Meta, Ex-Sun. https://experimentalworks.net
Dariusz Jędrzejczyk @chemicl.bsky.social 
Sarah Taber @sarahtaber.bsky.social Small farmer, ex-farm worker, crop scientist. Here to talk food, farms, & money.
https://www.youtube.com/@FarmToTaber
World Bollard Association™️ @worldbollardassoc.bsky.social The official Bluesky account of the World Bollard Association™️. MERCH STORE - https://worldbollardassociation.team-togs.com/shop/storeorderform.php
Laurent Chemla ✅ @laurent.chemla.org Islamopatissier, cofondateur de Gandi, auteur de http://confessions-voleur.net. Porteur du projet http://caliopen.org (contact: laurent @ http://brainstorm.fr)
Tug Grall @tgrall.bsky.social Passionate developer and crazy windsurfer … or the opposite.
Working at GitHub during the day, coding windr.org at night (early morning to be precise)
Ch'ti JUG @chtijug.org Le Java User Group des Ch'tis d'un Ch'nord - Java User Group of Lille, north of France
http://youtube.com/@chtijug
FinistDevs @finistdevs.bsky.social Le DevGroup du Bout du Monde, le JUG/GDG français le plus proche de la Silicon Valley Rejoignez-nous!
Mohammed Mogeab Ahmed Al-hajj @mohammedmogeab.bsky.social 🧑💻Software engineer | #cybersecurity |web developer | DevSecOps engineer | @hacker0x01 ↪️ GitHub @MohammedMogeab
Olivier Lamy @olamy.bsky.social Speaking English w/ strong French accent #OpenSource #Apache #jetty #jenkins #ultrarunning. Living #downunder @brisbanecityqld. Father of 4 husband of 1🇦🇺🇫🇷
Liz Rice 💛💙🐝 @lizrice.com Open Source | Isovalent @ Cisco | eBPF | Cilium | author of O’Reilly books on Container Security and Learning eBPF | AWS Container Hero | music @insidernine.bsky.social
Alf.io @alf.io The Open Source Event ticket reservation system
Christopher Trudeau @trudeau.dev Co-Host The Real Python Podcast. Author of Django In Action. Fractional CTO. Komodo dragon wrestler. Profile perjurer.
David Asboth @davidasboth.com Data generalist, educator, author of The Well-Grounded Data Analyst (Manning, 2025). Co-host of the Half Stack Data Science podcast.
Naomi Ceder @naomiceder.tech aspiring classical & jazz(!) guitarist, past chair of PSF, author of the Quick Python Book https://mng.bz/ZlYR.
One of "those people".🏳️⚧️
English, español, português, ελληνικά, & français... more or less ;-) 🇪🇸🇧🇷🇬🇷🇫🇷
John Scalzi @scalzi.com I enjoy pie.
Social Media FAQ: https://whatever.scalzi.com/2025/04/16/the-official-john-scalzi-social-media-faq/
Brandon Whichard @brandonwhichard.com Product Marketing and Management, Host of Software Defined Talk
Matt Ray @mattray.dev Open source geek & breaker/fixer of toys. Co-host of the @SoftwareDefinedTalk.com podcast, living in Australia.
Eric Migicovsky @ericmigi.com Inventor of things.
Currently working on rePebble.com
Previously: cofounder Beeper.com, partner @ycombinator, founder @pebble
We’re Not So Different podcast @wnsdpod.bsky.social a mostly medieval history podcast co-hosted by Luke Waters (@lukeisamazing) and Dr Eleanor Janega (@goingmedieval). new episodes released weekly each Wednesday (usually) and two bonus episodes for patrons each month
patreon: Patreon.com/wnsdpod
Lukas Eder @lukaseder.bsky.social Java Champion, creator of jOOQ, the best way to write SQL in Java.
Will mostly post about Java, SQL, jOOQ, programming humour, and write at https://blog.jooq.org
Stéphane Épardaud @unfromage.bsky.social FroMage. Works on Quarkus, Vert.x, Ceylon for Red Hat, co-lead of Riviera JUG, Riviera DEV and is generally French…
please-open.it @please-open-it.bsky.social We can help you on your authentication
Keycloak experts
Mathieu Passenaud @mathieupassenaud.bsky.social Dealing with authentication and authorizations. oauth2 and openid connect expert, especially with
@keycloak
@PleaseOpen_it founder
Agri for holidays in Péchabou
Rosencreutz (alleged youtuber) @rosencreutz.bsky.social Hi. I'm here and excited to make friends with eldritch gods or whatever this site is for.
Youtube's only Lyotard Main in the fighting game of postmodernism
They/He
https://www.youtube.com/@Rosencreutzzz/
daniel:// stenberg:// @bagder.mastodon.social.ap.brid.gy I write curl. I don't know anything.
🌉 bridged from ⁂ https://mastodon.social/@bagder, follow @ap.brid.gy to interact
ineffable @nirinarabeson.fr Vegan for the animals 😊
www.nirinarabeson.fr
Piotr Olaszewski @piotrooo.bsky.social 👷🏻♂️ Software Architect at Thulium
☕️ Java
🤷♂️ All opinions are mine and only mine
Donald Raab @thedonraab.bsky.social Java Champion. Writer of blogs. Creator of the OSS Java library Eclipse Collections. Author of Eclipse Collections Categorically (https://a.co/d/6KmhrNK) . Opinions are my own.
Blog: https://donraab.medium.com/
Boids @boidscomic.bsky.social A comic about boids, by @davemcelfatrick. Dedicated official account.
William Blanc @hmedievaliste.bsky.social William Blanc, historien. Parle de l'actu de l'Histoire médiévale et du médiévalisme, parfois de l'Histoire tout court ou de pop culture.
Profil Academia : https://ehess.academia.edu/WilliamBlanc
Mastodon : https://social.sciences.re/@hmedievale
Charity Majors @charity.wtf cofounder/CTO @honeycombio, co-author of Observability Engineering and Database Reliability Engineering. I test in production and so do you. 🐝🏳️🌈🦄
Martin Beentjes @martinbeentjes.bsky.social Software Engineer at JOIN Cycling
Smooth Dunk @smoothdunk2.bsky.social get ready for some bad drawings. he/him
Joris Kuipers @joris.kuipe.rs CTO & hands-on architect at Trifork Amsterdam. 40 over 40
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)
Andreas Falk @andifalk.bsky.social Making IT #Secure. Teaching #Architecture, #AppSec, and #CloudSec. Speaker at #Devoxx, #Spring IO, and #OWASP.
Maciej Walkowiak @maciejwalkowiak.bsky.social 
IntelliJ IDEA, a JetBrains IDE @intellijidea.com IntelliJ IDEA – 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
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/
Hadi Hariri @hadihariri.com SVP of Operations @ JetBrains.
Blumineck @blumineck.bsky.social David the Arrow Bard, aka Blumineck.
I do pole dance, archery, and nerdery.
Linktr.ee/blumineck
Paris Web @paris-web.fr L’événement pour un web accessible et de qualité : 21e édition les 24 et 25 septembre 2026.
Yassine Benabbas @yostane.bsky.social PhD in computer science. Teacher. DevRel at Worldline. Member of Lille Android User Group
Martha Wells @marthawells.com SF/F Writer - The Books of the Raksura, The Murderbot Diaries, Witch King, Queen Demon, and more. Nebula and Hugo Award winner. NYT and Sunday Times Bestseller. (She/her) Agent: Jennifer Jackson
Sun S. D. Tan @sunix.org Tech lead at @Sciam.fr ☕
OpenSource Minded
@parisjug.org crew ☕💁
Kitchen brewer 🍺
ex leader @parisjug.org
ex @redhat
Emilyosaurus Art @emilyosaurus-art.bsky.social Paleoart of Dinosaurs and other prehistoric animals.
24 | She/They
Peter Hicks @poggs.com Director of OpenTrainTimes, vaccinator, phlebotomist, vegan, considerate cyclist, Open Data advocate, Dad-joke teller, cat and Italian Greyhound lap provider. Probably contains Java.
As seen on TV. Also not a goose. Or pipe smoker.
Belgian Java User Group @bejug.bsky.social Java now, Java always :)
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
Jodie Burchell @t-redactyl.bsky.social Former clinical psychologist, current data scientist. Developer 🥑 at JetBrains. Loves data, cats and dinosaurs. Opinions are my own.
Arjen Poutsma @poutsma.bsky.social Former Spring Framework committer, now writing Call of Cthulhu scenarios.
Juliette de Rancourt @jderancourt.bsky.social Software engineer
Kaya Weers @kayaweers.bsky.social Java developer with a great love for innovation | Conference speaker | Likes to play soccer and travel the world
Guy Warley @warls.bsky.social Illustration/concept design
Working on Kenshi 2
https://linktr.ee/guywarley
Azul @azulsystems.bsky.social Azul provides the world's most trusted Java platform, founded on open source and delivered by the world's largest independent Java engineering team, and is the only company 100% focused on Java.
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.
TKarney @pecunium.bsky.social I'm just here for the Gemütlichkeit
I write things (sporadically https://www.patreon.com/Pecunium) I make things (yarn, woven goods, minor woodworking). I take photographs (and teach photography).
Welcome to my place
Marcus Fihlon @mcpringle.bsky.social ️👥 Community Leader
📆 Conference Organizer
🧑💻 Open Source Contributor
🚴♂️ Adventure Cyclist
Marc Philipp @marcphilipp.de Software engineer and @junit.org team lead, Java Champion and open source enthusiast, father, husband & family person (he/him)
Website: https://marcphilipp.de
Mastodon: https://chaos.social/@marcphilipp
Lucas Pope @dukope.bsky.social Game developer. Mars After Midnight, Return of the Obra Dinn, Papers Please, Republia Times, Helsing's Fire, Mightier, etc.
julien | rundisc @rundisc.bsky.social I'm Julien Moya, co-founder and creative director of Rundisc
🕹 Indie game studio from France
⚙ We made http://chantsofsennaar.com
💣 Now on PC/Switch/PS4/XboxOne
Carmen Delgado @cldelgadop.bsky.social Fiel creyente de la igualdad y el poder de la comunidad💜 | Mentora en @step4ward-es.bsky.com 💪| @adoptium.net program manager 🤗 at @eclipsefdn.bsky.social | Mom since 2023 🤪
List of talks, posts and more: https://github.com/cldelgadop
@lizeraes.bsky.social @lizeraes.bsky.social 
JChateau Unconference @jchateauunconf.bsky.social Official account of the JChateau Unconference, next edition is March 04th-08th 2026
Rachid Zarouali @xinity.bsky.social 
Scott Gerring @scottgerring.com Software & tech enthusiast living in Switzerland, working @ Datadog. Opinions on all sorts of things, some of them reasonable. 
@jocosti.bsky.social @jocosti.bsky.social 
Jago de Vreede @jagovreede.bsky.social Java Developer | International Speaker | Automate *everything*