Rabea Gransberger

Hacker && Software developer. I use Emacs, macOS and Linux. love Java and Rust.

Java developer with a great love for innovation | Conference speaker | Likes to play soccer and travel the world

Software Engineer @ #IBM working on #Quarkus native and the #Mandrel distribution of #GraalVM @zakkak@mastodon.online on mastodon

Research Associate @TuringInst 💻👨‍🔬Computer Science and Cyber Security #PhD Graduate 🎓 @UniKentComp @UniKentEng @kent.ac.uk 😁

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/

Building a new home for #OpenSource with @radicle.xyz ! (Dis)organizer at @socrates-crete.org, #JCrete. Co-founder @devstaff.gr Ex - Red Hatter ⚽️ and board games for fun If we talk long enough, it will become a philosophy discussion.
 He/Him

CTO at Bestsolution.at, Java and Typescript Developer

Cisqueer author / educator / software eng known for #architecture #performance #observability #Java #JVM Chaos acc: #cats #antifascism #queer >> #tech Cornishman in Barcelona. More: @kittylyst@mastodon.social

Java Champion, Leader @vavr_io @WarszawaJUG Committee @JDD_Krakow ex @hazelcast Dad jokes are my own. https://github.com/pivovarit

Author of mildly entertaining and somewhat useful #Java Specialists’ Newsletter. Email is heinz at javaspecialists dot eu.

Die jährliche Community Konferenz der Java User Groups aus dem Norden, alle Themen rund um Java und Softwareentwicklung.

- Family - Veganism - Music - Code

I want you to win and be happy. Code, OSS, STEM, Beyoncé, T1D, open source artificial pancreases, Portland, 3D printing http://hanselminutes.com inclusive tech podcast! VP/Member of Technical Staff, Microsoft/GitHub 🌮 http://hanselman.com/about

O'Reilly Author | Lead Software Engineer @Thoughtworks | Software Craftsperson

📆 RDV pour la 14ème édition du 22 au 24 avril 2026 ! 🤖 Conférence pour les développeurs & développeuses 📍 Paris Palais des Congrès

Accelerate your skills at Voxxed Days Amsterdam on April 1st and 2nd, 2026! The conference for the next generation of developers.

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/

The Java, Javascript, devops, security and Artificial Intelligence Conference in Portugal. May 26 & 27 2026. https://jnation.pt

The conference to learn, apply, and improve our craft; spearheaded by @venkats.bsky.social

JavaZone 2025, Norwegian Java conference, takes place on September 2-3, 2026, at Nova Spektrum, Lillestrøm near Oslo. www.javazone.no

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

Community Developer Conference in Zurich, Switzerland, taking place on 25 March 2025.

Sharing expert knowledge on Java, JVM, Methodology, Cloud, Mobile & Future tech. Follow us for tutorials, presentations and interviews.

Voxxed Days conference in Luxembourg. Organized by @yajug.bsky.social. https://luxembourg.voxxeddays.com/en/#registration

Jfokus is all about developers! Check out the conference: http://www.jfokus.se

Java and JVM based technologies, dynamic languages, enterprise architectures, patterns, distributed computing, AI and more https://geecon.org/ Kraków, 14-15 May 2026

#GOTO Presents the Brightest Minds in Tech. Check out GOTO Conferences. https://gotopia.tech https://www.youtube.com/@GOTO-

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.

A two-day conference full of Spring awesomeness in Barcelona. +1300 attendees. Next edition: 13-15 April 2026 Organized by @sergialmar.com

Hi from VirtualJUG (vJUG), the world's first online-only Java User Group. Join us, and the best Java experts in the community!

Java Community Conferences - in-person. linktr.ee/jcon_conference Imprint, privacy policy: http://jcon.one

Java Champion Apache Maven PMC Apache Software Foundation Member Mojo Haus Member Java Developer, CI / CD Fan Freelancer

Java Champion. Working on observability and contract testing - Micrometer, Spring Cloud Contract.

lecturer in recent runes, father of 2, husband, whistle player, videogames, geek, all things software engineering, java, cloud & devops at Accenture | MálagaJUG Lead | Java Champion

This account is not in use. Follow me at @rustam.no instead.

Java Champion, Gluon and LodgON. co-lead OpenJFX, lead OpenJDK-Mobile . Java for science, Quantum Computing. PhD

Director of OpenValue Rotterdam, is a @Java_Champions, founder of Rotterdam JUG, public speaking: Java, AI, math, algorithms

Web dev. Farmer. Tipperary. Bullocks. Bees. Bad weather. 🇺🇦🇵🇸

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

Dad, Java die hard, Pythonic, podcaster, amateur baker, ex-judoka, gamer /aviation/ F1 enthusiast. blog.javapapo.com / badguys.fm

OSS Developer, Community Builder, Asciidoctor, AsciiDoc Language, & Antora Co-Lead, Java Champion, Author, Cornell Alum, Vegan, Lacrosse Friend. Rivian referral code: DANIEL1783828

Photography (https://curious-creature.com), Blog (https://romainguy.dev). In the past: Engineering Director, Android Toolkit team at Google.

Architect, Java Platform Group at Oracle. ⚡️Views are my own. ⚡️

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

“Life is Study!”; Swift Actors, Concurrency & Distributed Systems @  Previously: Reactive Streams (TCK), @akkateam Actors, HTTP & Streams, @geecon Conference, Java Champion. he/him.

Java enthusiast. Director at @omnifish.bsky.social. @CZJUG.bsky.social lead. @Java-Champions.bsky.social. @JakartaEE.bsky.social committer. All opinions my own.

tech, science, software, startups, reform, rationalism... twitter.com/harshadoak HarshadOak.com

Musician, producer, Spring Data, Database drivers. #Autist | #ADHD | INTJ-T | #Neurodiversity 🧠🌈 Ostfriesland 🌊🌬️🌞🌧️ https://paluch.biz/about-me/ | https://soundcloud.com/rflktd

Software engineer @ Datadog. Lives in Switzerland. They/them. Infrequent hiking photos on https://pixelfed.social/asz

Founder Groxio for teaching Elixir; Author of Seven Languages in Seven Weeks, Gold looper. Follow for learning Elixir and programming languages.

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

IT Strategy, Productivity, Performance, EasyMock, @Java_Champions and trying (successfully?) to be useful. Head of @TSImagine Montréal Office

Beer, Bikes, Buffett

@Java_Champions, @oracleace, Software Engineer, OpenJDK, @Robo4J, Published Author, father, husband, data geek and dreamer https://partnerships.packt.com/interview-with-miroslav-wengner/

Senior Software Engineer who's enthusiastic with data systems, agentic engineering and programming 🦀. Plus, I'm a big fan of reducing my carbon footprint 🌱

Java Champion | Vanilla Java Blog (6M views) | CEO of Chronicle Software with 8 out the top 11 investment banks as clients. Six kids from 3 to 26

Computer Scientist, King's College London Blog: https://blogs.kcl.ac.uk/proged

Java Champion, didacticiel Java et Eclipse, Ju Jitsu et arts martiaux, Delphi, modélisme et figurines

Bassist, programmer, dad. CDMX.

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/

Frameworks & Architecture in the Spring open source engineering team, all things Spring, Java, data, DDD, REST, software architecture, drums & music. He/him.

Principal Software Engineer @Microsoft @Azure @JavaAtMicrosoft @devoxxfr @parisjug @Java_Champions @pluralsight #BookAuthor #Jazz #Tango Us/We

Founder/owner Sourcegrounds, Java Champion, former Maven chairman, international speaker, bookreviewer

Distinguished Principal Engineer @expediagroup.bsky.social . Previously of the financial industry. Co-host of @javapubhouse, podcast for the Java dev. Co-Author of Java 7 Recipes

Staff engineer in Java Platform at Netflix, Java Champion, and creator of the DGS Framework.

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

Java Champion, Eagle Scout, Test-Driven Development Advocate

JavaFX Fan Boy. Java Champion. Java One Rockstar. Open Source Contributor. Freelancer. Consultant. Speaker. Entrepreneur.

Thinker-doer. Developer. ASF Member. Java Champion. Dad x 4.

#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.

Coder, OSS Author (Jackson, Woodstox, java-uuid-generator etc); father; hiker; immigrant; worker. Born in Finland, lives nowadays in the magnificent US Pacific Northwest.

Java Champion. Joda-Time. Joda-Beans. Joda-Money. JSR-310. ThreeTen-Extra. Blogger. Conference speaker. https://blog.joda.org I do not represent my employer.

@micrometer.io and @spring.io maintainer, Spring Observability Team member, Open Sourcerer, Speaker, @seattlejug.bsky.social co-organizer, Java Champion

software consultant who likes static typing, coding at http://github.com/raphw 🇧🇻🇩🇪🇪🇺

Helping developers solving the challenges of enterprise software.

Java Champion, Apache NetBeans PMC Member, Technical Author, Jakarta EE Consultant and Instructor.

Founder and senior programmer @ VIDA Soft, Open source fan, Bulgarian JUG lead, jPrime conf organizer, Java Champion

Prof. at @FHNW, Groovy in Action, Java Champion, Web, Frege, Artist

DevRel and Tech Community Leader, Java Champion, MicroProfile.io steering committee, Speaker, Organizer of Devnexus and Atlanta Java Users Group

Deputy CTO at @AzulSystems. Java Champion, member Java SE Expert Group, JCP EC, OpenJDK Vulnerability Group and Adoptium SC. AMA about Java and JVM.

Senior Architect at Oracle Labs Creator of Grails and Micronaut (https://micronaut.io)

Follow me on: https://mario-torre.bandcamp.com https://mastodon.social/@MarioTorre The opinion expressed here are my own. Like and share doesn't necessary mean I agree with the content. I'm leftist and antifascist. No human being is illegal. #fckafd

@jhipster co-chair. Developer 🥑 @okta. Polyglot dev/Speaker/Author. @Java_Champions. Java, Rust, JS, DevOps. ADHD.

Jetty/CometD Lead. Java and JVM. Web/Network Protocols (HTTP/1/2/3, WebSocket, QUIC). Some CrossFit.

Java Developer Java Champion

Feel, Think, Act

Brussels-based member-driven non-profit supporting a global open source community. We host the Eclipse IDE, Jakarta EE, Adoptium, Open VSX and 400+ projects.

🧑‍💻 Developer and architect 🥑 Developer Advocate ✍️ Blogger @ https://blog.frankel.ch/ 🎓 Eternal learner 📖 Book author at http://leanpub.com/integrationtest

#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