David Fox @ddssff.bsky.social 50 years of vibe coding. Functional programming, Haskell, computational semantics, web development. Former NYU, Bell Labs, Columbia, Brown, Princeton High.
Feriel فَرْيَال (ꈍ ᴗ ꈍ✿) @feriel.choutri.eu Trade unionist, musician, professional software victim.
🇫🇷/🇩🇿
Séparatisme Numérique at @solinfonat.bsky.social
Project lead at @flora.pm
93 est mon indice d'octane
Konrad Szałkowski @smijran.bsky.social Coffe powered Java developer.
Poznań JUG operator ;)
Piotr Stawirej @stawirej.bsky.social Clean code enthusiast, TDD/BDD obsessed and agile methodology adherent. Strongly against cargo cult approach.
https://amazingcode.pl/
Daniel Hinojosa @dhinojosa.bsky.social Developer of sorts: Typically Java, Scala, and Haskell once in a while.
Manuel Chakravarty @tacticalgrace.justtesting.org 🔥 Lambda Scientist
💡 Functional programming
💡 Programming languages
💡 Cryptography
👨🏽💻 Swift, Haskell & Agda
💜 Volt 🇪🇺 policy shaper: digital affairs
📍 Utrecht 🇳🇱🇩🇪🇪🇺
Susan Potter @susanpotter.net Anti-fascist, anti-authoritarian, pro-privacy, pro-speech, investor, trader, polyglot software engineer (Haskell, Erlang, Scala, Nix, NixOS, F#) with a systems reliability and security focus. Recovering SRE.
https://www.susanpotter.net/
Gabriel Volpe @gvolpe.com Software Engineer. Author of Practical FP in Scala & Functional Event-Driven Architecture. #NixOS #NeoVim #Scala #Haskell #UnisonLang
rmunoz @rmunoz.xyz I like cooking, software development and maths. I'm a curious mind and I'm always motivated to learn new things and understand how stuff works.
Shayne Fletcher 🥝 @shayne-fletcher.bsky.social programming, maths, animals and food
Adam Dudczak @adamdudczak.bsky.social I find things.
Lambda Days @lambdadays.bsky.social Lambda Days is taking a break in 2026.
Your favourite Functional Programming conference is here 🥳
2 days of full immersion in languages like #Haskell #Scala #Elm #Gleam #Elixir and #Clojure 🔥
L8 Conference @l8conf.com Conference for staff+ developers. 17&18 March 2025. Warsaw, Poland.
Jacek Laskowski @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
Konrad ‘ktoso’ Malawski @kto.so “Life is Study!”; Swift Actors, Concurrency & Distributed Systems @ Previously: Reactive Streams (TCK), @akkateam Actors, HTTP & Streams, @geecon Conference, Java Champion. he/him.
Miles Sabin @milessabin.com Partner at Underscore, Typelevel cofounder, Scala SIP committee alumnus. Type astronaut, grackle/shapeless/scalac/dotty hacker. He/him. Brighton, UK. Internationalist.
Scarf @scarf.sh Promoting open source sustainability with privacy-conscious metrics and insights. Find your next customer from your existing OSS user base.
Open {re}Source @openresource.dev Open {re}Source is your community for sharing, discovering, and mastering the Open Source world together! https://openresource.dev
Btw, I'm Julien—Open Source advocate, Bootstrap core team, Design System tech lead at Thales github.com/julien-deramond
HackerNoon @hackernoon.com how hackers start their afternoons. where 50k+ technologists publish blog posts for 4M+ monthly readers. https://hackernoon.com/
write your story 👉 https://hackernoon.com/p/publish
Flora.pm @flora.pm Flora is a package index for the #Haskell ecosystem.
We serve the community.
Follow for development news, operational status and higher-kinded memes.
https://flora.pm
Jasper Van der Jeugt @jaspervdj.be I like Haskell
zimbatm @zimbatm.com I like to build things.
Helping companies adopt #Nix and #NixOS at https://numtide.com
Avi Press @avi.press Founder of Scarf (https://scarf.sh)
Board @ Haskell Foundation
Startups and open source analytics
José Paumard @josepaumard.bsky.social #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.
Marit van Dijk @maritvandijk.bsky.social 💻 Software Developer | ☕🥑 Java Developer Advocate @ JetBrains | 🏆 Java Champion | 🎤 International Keynote Speaker | 👩💻 Pronouns: She/her
https://maritvandijk.com/
Jakub @lenwe.net 
Chillbam ✨ @chillbam.bsky.social Chillbam.com
Best place in the world 👑🧠
Zbyszko Papierski @zbyszkop.bsky.social 
@polishjug.bsky.social @polishjug.bsky.social 
Marta Mielcarek ✨ @martamielcarek.bsky.social CEO at Chillbam.com ⚡️ Software Agency ⚡️ +50 Startups ⚡️Business Mentor
Cezary Sanecki @cezary-sanecki.bsky.social Allegro | cezarysanecki.pl | Warsaw JUG
Programmer since 2018
father of two kids
running and book lover
DDD, Hexagonal Arch, Unit tests
Andres Löh @kosmikus.bsky.social Partner and Haskell Consultant at Well-Typed LLP. Board member of the Haskell Foundation. Co-host of the Haskell Interlude and the Haskell Unfolder.
Posts mostly about Haskell, and occasionally about books, video games, and other things that interest me.
Haskell programming language @haskell.org Committed to a welcoming, vibrant & flourishing #Haskell community!
Here we talk about community updates, software engineering and the joy of programming.
Find us on https://haskell.org and https://blog.haskell.org
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
Gerrit Grunwald @hansolo.eu JUG Founder, Java Champion, IBM Champion, ❤️ Java, coding in general, mountain biking and photography...may the force be with you... http://gravity-labs.de
Dan Vega @danvega.dev 🍃 Spring Developer Advocate @Broadcom
☕️ Java Champion
📹 YouTuber http://bit.ly/3zJb93b
🎙️ Podcast http://bit.ly/3Tzi0CO
🤖 ByteSized AI http://bit.ly/3XYv87j
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/
🥼 Piotr Przybył @piotrprz.bsky.social Software Gardener. Java Champion. Docker Captain. Edutainer. Speaker. Trainer. Художник. Honorary Bavarian. 👨💻👨🌾
#Java #Testcontainers #Linux #Programming
softwaregarden.dev
Views are mine, impressions are yours.
Viktor Gamov @gamussa.dev Principal Developer Advocate at @confluent.io, ☕️Java Champion, Co-author Kafka in Action, Flink aficionado
Pasha Finkelshteyn 🇩🇪⬅️🇷🇺(✡️) @asm0dey.site Developer advocate for @BellSoft
Love people, both listen and talk to
https://asm0dey.site/
Łukasz Stachowiak @stachowiak.dev Software Developer / Team Leader at Currency One
GeeCON Conference Organizer
Poznań JUG leader
(Ultra)Marathon Runner
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.
Dylan Beattie @ NDC Oslo 🇳🇴 @dylanbeatt.ie coder • speaker • musician • MS MVP • creator of @codewithrockstar.com • founder of @linebreakers.band • organiser of @ldnug.org • fun stuff: dylanbeattie.net • work stuff: ursatile.com • he/him • 🥔
Katie Hom @katiehom.bsky.social Software Engineer. Freelance Developer. 100Devs. Artist. Innovator. Singer. Master of Music Education.
I like helping people
https://katiehom.carrd.co/
Eric Torreborre @etorreborre.blog Haskell / Scala / Rust developer (author of the specs2 and registry libraries)
github.com/etorreborre
etorreborre.blog
JMCT @jmct.bsky.social Director of The Haskell Foundation, former lecturer UMD CS. Jazz, music theory, compilers, privacy and aviation, sometimes I combine them. I can also be found @jmct@types.pl I miss Yorkshire
James Ward @jamesward.com Just another nerd with a podcast: happypathprogramming.com
And a book:
effectorientedprogramming.com
Edward Kmett @kmett.ai Founder/Chief Scientist @ positron.ai
I like to write about Haskell, category theory, AI, and safety, and a whole lot of low level SIMD stuff for some reason
http://calendly.com/ekmett
http://github.com/ekmett
http://x.com/kmett
http://comonad.com/reader
Simon Marlow @simonmar.bsky.social I write code, delete email and forget to go to meetings at Meta, mainly on glean.software. Spare time: bikes and mountains.
Michał Płachta @mplachta.com λ coder • 📙 Author of "Grokking Functional Programming" • #Scala • Learning through teaching • https://michalplachta.com
Matti Palli @mpg.is aka Dr. Matthías Páll Gissurarson | uncertified Haskell engineer
Dmitrii Kovanikov @chshersh.com Senior Software Engineer. I use C++
Main: http://x.com/chshersh
All opinions are my own.
Rebecca Skinner @cercerilla.bsky.social Programmer, Parrot Mom, Free Software Enthusiast, and author of Effective Haskell. https://www.pragprog.com/titles/rshaskell/effective-haskell/
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app