geecon
Java and JVM based technologies, dynamic languages, enterprise architectures, patterns, distributed computing, AI and more
https://geecon.org/ Kraków, 14-16 May 2025
@hollycummins.com
@RedHat - Senior Principal Software Engineer, working on Quarkus. Ex-IBM. Java Champion, developer, author, #cloud surfer and maker. My views are my own.
@sandermak.bsky.social
Doing tech at Picnic, Java Champion & author of http://javamodularity.com book for O'Reilly. Also Pluralsight instructor: http://bit.ly/ps-sander
@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.
@trishagee.bsky.social
Java Champion, Developer Productivity Advocate, Author https://trishagee.com https://linktr.ee/trisha_gee 🇪🇸🇬🇧🇪🇺
@alina-yurenko.bsky.social
Ukrainian. Love tech, compilers, and open source. Developer Advocate for GraalVM at Oracle. Ambassador of snacks and not running.
@kto.so
“Life is Study!”; Swift Actors, Concurrency & Distributed Systems @ Previously: Reactive Streams (TCK), @akkateam Actors, HTTP & Streams, @geecon Conference, Java Champion. he/him.
@starbuxman.joshlong.com
Spring Developer Advocate Java Champion Kotlin Google Dev Expert https://YouTube.com/@coffeesoftware https://github.com/joshlong
@mraible.bsky.social
Java Champion and Open Source Developer with a passion for skiing, mtn biking, VWs, & good 🍺. Driving a '66 21-window & a '90 Syncro. Made in Montana. https://raibledesigns.com
@jbaru.ch
Chief Sticker Officer @TuxCare. Java Champion, Ex-CNCF Ambassador. Co-author of #LiquidSoftware and #DevOps Tools for #Java Developers.
@vilojona.bsky.social
Developer Advocate 🥑 @Sonar | Java Champion | cofounder JBCNConf & DevBcn | BarcelonaJUG organiser
@asm0dey.site
Developer advocate for @BellSoft Love people, both listen and talk to https://asm0dey.site/
@jaku.dev
Staff Engineer, Developer Advocate. @chtijug.org founder. Java, Software Engineering, CI/CD, DORA, Software Craft, Distributed Systems, Data Streaming, Kafka, Apache Pulsar
@toomuchcoding.com
Java Champion. Working on observability and contract testing - Micrometer, Spring Cloud Contract.
@jamesward.com
Just another nerd with a podcast: happypathprogramming.com And a book: effectorientedprogramming.com
@arungupta.bsky.social
@venkats.bsky.social
Programmer, author, speaker, founder Agile Developer, Inc., co-founder of @dev2next Conference, professor @CSatUH
@headius.bsky.social
JRuby co-lead, Java champion, Ruby hero, JavaOne Rockstar, international traveler and speaker. Book me for your next event! I depend on your donations and sponsorships! https://github.com/sponsors/headius
@delabassee.bsky.social
Senior Director of Java Developer Relations - Oracle Views are my own!
@ilopmar.bsky.social
JVM developer. Principal Software Engineer at Broadcom (VMware). Previously @micronautfw.bsky.social committer. Geek, father, conference speaker, Linux-lover 🐧, Lord of Sealand. Ex-Kaleider. @madridgug.com | @madridjug.es organizer.
@danielbryantuk.com
Platform Engineer and PMM at Syntasso | News/Podcast at InfoQ | Web 2.0 coder, platform engineer, Java Champion, CS PhD | cloud/K8s, APIs, IPAs, running | learner/teacher
@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.
@danieloh30.bsky.social
Java Champion, CNCF Ambassador, Developer Advocate, Technical Marketing, International Speaker, Published Author bit.ly/danielohtv
@omniprof.bsky.social
Java Champion, Retired CS teacher, Author of Transitioning to Java, JChampions Conference organizer, Humanist
@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)
@davidkral.bsky.social
Java Developer at Oracle, Member of the Helidon and several Jakarta projects
@antonarhipov.bsky.social
Developer Advocate @ JetBrains YouTube.com/@AntonArhipov #java #kotlin #programming
@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
@stephanjanssen.be
Founder @Devoxx.com Devoxx4kids, BeJUG and DevoxxGenie | Co-founder @Voxxed.com, VoxxedDays - Founder JCS int. acquired by RealDolmen ('02)
@frankel.ch
🥑 Developer Advocate at Loft Labs ✍️ Blogger @ https://blog.frankel.ch/ 🎓 Eternal learner 🧑💻 (Former?) developer and architect 📖 Book author at http://leanpub.com/integrationtest
@guy.dev
Work. Life. Code. Game. Lather. Rinse. Repeat. — Husband and father of three. Son of mountain men. Geek. Graybeard. Gamemaster. Works at @redis.io. W8GUY.
@kevlin.bsky.social
consultant · father · he/him · human (very) · husband · itinerant · programmer · keynote speaker · technologist · trainer · writer
@timtebeek.github.io
Staff software engineer at Moderne, where I'm the community lead for OpenRewrite.
@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
@piotrprz.bsky.social
Software Gardener. Java Champion. Edutainer. Speaker. Trainer. Художник. Honorary Bavarian. 👨💻👨🌾 #Java #Testcontainers #Linux #Programming softwaregarden.dev Views are mine, impressions are yours.
@gamussa.dev
Principal Developer Advocate at @confluent.io, ☕️Java Champion, Co-author Kafka in Action, Flink aficionado
@martinfowler.com
Software Design Loudmouth. Works for Thoughtworks. Also hikes, watches theater, and plays modern board games. He/him. host of https://martinfowler.com
@briangoetz.bsky.social
Java Language Architect at Oracle. Author, Java Concurrency in Practice (http://amzn.to/2nzZnkl). Also, cats.
@books.japila.pl
Freelance Data(bricks) Engineer • Databricks MVP • #ApacheSpark #MLflow #DeltaLake #UnityCatalog #Databricks #Python #uv • Java Champion • ASF member • he/him Into #LLMOps #MLOps #GenAI https://www.linkedin.com/in/jaceklaskowski
@jpbempel.bsky.social
Sr Sw Eng @Datadoghq, optimize software running on JVM. Love performance topics and mechanical sympathy supporter. Java Champion & @javamissionctrl committer
@dmitrykornilov.bsky.social
Oracle, Java, Helidon, Jakarta EE, open-source, speaker, writer
@simonebordet.bsky.social
Jetty/CometD Lead. Java and JVM. Web/Network Protocols (HTTP/1/2/3, WebSocket, QUIC). Some CrossFit.
@emilyjiang.bsky.social
Java Champion, Book Author, MicroProfile Guru, Jakarta EE supporter
@brjavaman.bsky.social
Since 1995, helping software developers improve their careers and work on cool projects with great people! Java Evangelist JCP Executive SouJava Leader
@mreinhold.org
Chief Architect, Java Platform Group, Oracle · Views are my own · https://mreinhold.org
@glaforge.dev
🥑 Developer Advocate for Google Cloud ☁️ 🧠 Focusing on Generative AI 🤖 ⭐ Co-founder of the 🪶 Apache Groovy programming language ☕ Java Champion 🏆 📣 Co-host of Les Cast Codeurs Podcast 🐘 @glaforge@uwyn.net on #Mastodon
@karianna.bsky.social
Making tech co-exist with Homo sapiens - Principal Group SWE Manager (Java and Go) @ Microsoft, former CEO @ jClarity (acquired by MSFT) formerly the Diabolical Developer, Author, Speaker, Angel Investor, Exec Coach, Non-Exec director
@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
@maxdearruda.bsky.social
Software Engineer 💻| Developer Advocate 🥑 | Jakarta EE Ambassador | Jakarta NoSQL Committer | Oracle ACE Associate | SouJava JUG leader ☕️ | Open-source contributor | Streamer, Speaker and Article writer🎤📄 | 🤔Opinions are my own
@hilton.org.uk
Product manager in 🇳🇱 Rotterdam, working at 🇳🇴 https://pafyll.com • speaker, writer, and musician • blogs software product management/design/development at https://hilton.org.uk/blog/