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.
Juarez Junior @juarezjunior.bsky.social Senior Principal Developer Evangelist @ Oracle โ๏ธ๐๐ฅ
https://linktr.ee/juarezjunior
JakartaOne @jakartaone.jakarta.ee From Tech Talks and Livestreams to In Person gatherings, JakartaOne brings the community together to explore the future of enterprise Java.
Betto McRose [icarus] @bettomcrose.bsky.social still in progress...
A N M Bazlur Rahman @bazlur.ca Java Champion ๐ Empowering Developers through Speaking ๐ฃ๏ธ Writing โ๏ธ Mentoring ๐ค & Community Building ๐ Published Author ๐ Contributing Editor at InfoQ and Foojay.IO
DNAstack
https://bio.site/bazlur
Books: https://bazlur.ca/books/
ehsavoie @ehsavoie.bsky.social 
@mnriem.bsky.social @mnriem.bsky.social 
HASUNUMA Kenji @khasunuma.bsky.social A software developer who focused on Jakarta EE and GlassFish.
Eric Deandrea @ericdeandrea.dev @java-champions.bsky.social | Sr. Principal Software Engineer (@quarkus.io) @IBM | speaker | author | @bostonjavausers.bsky.social Vice Chair & board member | tinkerer | boater | black belt in martial arts | Opinions are my own
Merve @mervegundogmus.bsky.social Software Engineer ๐ฉ๐ผโ๐ป | Community Manager of JUG Istanbul ๐ | Java โ๏ธ
@gcharters.bsky.social @gcharters.bsky.social Husband, dad of 3 humans and 3 cats, Hobbies: taekwondo, Product Manager of Java stuff at IBM, views my own.
Romain Manni-Bucau @rmannibucau.bsky.social ASF/Java/AI/Data/K8s
LinkedIn: http://bit.ly/2GIh7Bb
ASF: https://s.apache.org/rmannibucau
Javaccino founder (java/.NET/K8s): https://javaccino.dev/
Blogs: https://rmannibucau.github.io / https://dotnetbirdie.github.io
Book: http://bit.ly/4dVRmvh
Martin Stefanko @xstefank.bsky.social Principal SW engineer at RedHat, BrnoJUG leader, MicroProfileIO, QuarkusIO, smallrye_io, WildflyAS, JBoss, author of Quarkus in Action (http://mng.bz/7vl7)
Shaaf Syed @shaaf.dev Architect, developer, ๐ง โ๏ธ , โค๏ธ, open source enthusiast, technical editor @InfoQ, ๐ coach. @shaaf@fosstodon.org
EDC4IT Global DevOps & Open Source Technologies Training @edc4it.bsky.social Expert-led IT training in DevOps and open-source technologies. Vendor-neutral, practical, focused on mastering the 'why' behind the 'how' for lasting expertise. For teams and individuals, our instructor-led courses build real, impactful skills.
@lprimak.bsky.social @lprimak.bsky.social 
Jakarta EE @jakarta.ee Hosted by the @eclipse.orgโฌ, Jakarta EE is focused on enabling community-driven collaboration and open innovation for the cloud.
https://jakarta.ee/
Project Helidon @helidon-io.bsky.social A Java framework for writing microservices that run on a fast web core powered by Virtual threads. A Microprofile implementation.
JChateau Unconference @jchateauunconf.bsky.social Official account of the JChateau Unconference, next edition is March 04th-08th 2026
Benjamin Nothdurft @dataduke.bsky.social ๐ค Community, Leadership, Java, Cloud
๐
8x Oracle ACE Pro, JUG Leader
๐ San Francisco, CA <> Jena, GER
๐ www.linktr.ee/dataduke
Christian Grobmeier @grobmeier.de Java Champion & ASF VP Data Privacy. I write and speak about code, ethics, and what it means to build systems that last.
Logging Off? https://grobmeier.de
Arรญstides Villarreal Bravo @avbravo.bsky.social Java champions, jmoordbcore, Jakarta ee, Apache NetBeans, Java, NoSQL
Dmitry Kornilov @dmitrykornilov.bsky.social Oracle, Java, Helidon, Jakarta EE, open-source, speaker, writer
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/
Tom Cools @tomcools.be DevRel @Timefold | Conference (Keynote) Speaker ๐ฃ๏ธ | #Java Champion | @BeJUG Organizer | Kind of a weird guy ๐
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
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
InfoQ @infoq.com Helping dev teams adopt new technologies and practices through news, podcasts, QCon conferences, and InfoQ online certification.
Sven Ruppert @svenruppert.com Java and Security by day, Bushcrafting by night
Payara Services @payara.bsky.social Jakarta EE & MicroProfile compatible, supported application servers for production and containerized deployments.
Ivar Grimstad @theguywiththeduketattoo.com Java Champion | Jakarta EE Developer Advocate | The guy with the Duke tattoo
https://jakarta.ee/community/developer-advocate/
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
@kjjaeger.bsky.social @kjjaeger.bsky.social Java, SQL, Linux, OpenSource guy
Quarkus @quarkus.io Supersonic Subatomic Java
Dalibor Topiฤ @robilad.bsky.social Although I work at Oracle Global Services Germany: The views expressed on this [blog; Web site] are my own and do not necessarily reflect the views of Oracle.
Mastodon: @Robilad@det.social
Mastodon bridge account: @Robilad.det.social.ap.brid.gy
Carmen Delgado @cldelgadop.bsky.social Fiel creyente de la igualdad y el poder de la comunidad๐ | Mentora en @step4ward-es.bsky.com ๐ช| @adoptium.net program manager ๐ค at @eclipsefdn.bsky.social | Mom since 2023 ๐คช
List of talks, posts and more: https://github.com/cldelgadop
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.
Ivan St. Ivanov @ivannov.bsky.social Founder and senior programmer @ VIDA Soft, Open source fan, Bulgarian JUG lead, jPrime conf organizer, Java Champion
QCon @qconferences.com Uncover emerging trends and practices from the worldโs 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.
๐ linktr.ee/qconferences
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.
Chandra Guntur @cguntur.bsky.social Hoopy Frood
Java Champion. NYJavaSIG & GardenStateJUG Leader
#Saganist #BeKind #UsualSuspects #TrollBlocker ๐๐ผ๐ ๐ฑ๐ท
เค
เคนเค เคฌเฅเคฐเคนเฅเคฎเคพเคธเฅเคฎเคฟ
Motto: docendo discimus
Website: https://cguntur.me
John Doyle @jdoyleoss.bsky.social A guy who skis, once fell out of a tree collecting firewood, ancient 11B, manages products at Red Hat/IBM. All Skeets my own opinion, caveat emptor. Always clean on OPSEC.
Sharat (Shar) Chander - ๐ฆ๐ @sharatchander.bsky.social ๐บ๐ธ๐จ๐ฆ #DemocracyMatters | #DevRel |Previously at Oracle, Sun Microsystems, Verizon, & Bell Atlantic | University of Maryland (Undergrad) and Loyola University, Baltimore (MBA) | 70s rock, R&B, 80s alternative and Rap lover | Views mine
Mads Opheim @madsopheim.com Sosialist, feminist, Java, Kotlin, Jakarta EE, MicroProfile. Styremedlem i Raudt Oslo. Oracle ACE. IBM Champion. Rosenborg herrar og kvinner. He/him.
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
Thomas Qvarnstrรถm @millstream.bsky.social Product Manager at Red Hat. Working with the Quarkus Team. Posts are my own personal opinion.
Daniel Kec @kec.bsky.social Java developer @OracleCZ working on @helidon_project
The views expressed here are mine and do not necessarily reflect the views of Oracle
Benjamin Marwell โ @bmarwell.de #JakartaEE-Dev, Musician & Tech-Blogger.
Uses #Linux. @maven.apache.org PMC and ASF member.
IBM Champion 2022.
๐๏ธ are my own.
Majid Mostafavi @mmostafavi.bsky.social 
Jeremy Davis @argntprgrmr.bsky.social Solving problems, slinging open source
Rustam Mehmandarov @rustam.no Passionate computer scientist ๐๐ณ๐ด
Java Champion โ | Google Developer Expert (GDE) for Cloud โ
| Docker Captain ๐ณ | Public speaker ๐๏ธ | Mentor & Community leader ๐ | All things Java, Cloud, AI/ML, data, & open source | Ex-leader of JavaZone & javaBin.
Antoine Sabot-Durand @antoine.sabot-durand.net Java Champion, boardgames and rpg addict. I work at @SCIAM.fr. Former Jakarta EE CDI spec lead. Iโm also the co creator of the @vidocq.dev MicroProfile implementation.
Ondro Mihรกlyi @ondromih.bsky.social Java enthusiast. Director at @omnifish.bsky.social. @CZJUG.bsky.social lead. @Java-Champions.bsky.social. @JakartaEE.bsky.social committer. All opinions my own.
Lilian BENOIT @lilian-benoit.bsky.social โ BordeauxJUG Leader
๐ฅ @jee_ambassadors
๐ฆฃ @Lilian_Benoit@jvm.social
โค๏ธ #Linux #Debian #Java #JVM #OpenJDK #JakartaEE
๐ J'รฉcris quelques billets โก๏ธ https://www.lilian-benoit.fr
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
Renรฉ Gielen @rgielen.bsky.social Software Crafting and Delivery Practitioner & Trainer; ASF Member & Struts PMC Chair; Chances are you find me deep down below with a ship wreck ahead or cycling paved and not so paved roads.
https://about.me/rgielen
Jim Grisanzio @grisanzio.bsky.social Building FOSS Communities https://grisanzio.com/ #foss #opensource
Emily Jiang @emilyjiang.bsky.social Java Champion, Book Author, MicroProfile Guru, Jakarta EE supporter
Hibernate @hibernate.org The Hibernate team behind the suite of open source Java libraries around domain models.
https://hibernate.org
https://in.relation.to
@hibernate (X/Twitter)
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...
Bruno Baptista @brunobat.bsky.social SE & Red Hat Principal Engineer at IBM. Observability with @micrometer.io and @OpenTelemetry.io on @quarkus.io . Member of MicroProfileIO, Coimbrajug @jnationconf.bsky.social. Opinions are my own. ๐ต๐น๐ฎ๐ช๐ช๐บ๐บ๐ฆ
OmniFish @omnifish.bsky.social Jakarta EE Consulting, @Glassfish and @Piranha_cloud Support from @Java_Champions and long time @JakartaEE experts.
https://omnifish.ee
Reza Rahman โฎ @reza-rahman.bsky.social Java technologist, leader, author, speaker. Past key member of Oracleโs and Microsoftโs Java teams. Jakarta EE Ambassador. Anti-racist. This account is squarely mine as are the views here.