Euruko @euruko.org The largest and longest running annual Ruby conference in Europe (since 2003). Community driven.
We're heading to Brno, Czech Republic 🇨🇿 for EuRuKo 2026! Sept 16-18.
https://2026.euruko.org
Jeremy Hinegardner (he/him) @copious.dev a.k.a copiousfreetime - not-quite-the social media person I used to be.
Ernesto Tagwerker @etagwerker.com Proud Father. Loving Husband. #OpenSource Maintainer. Pronouns: He/Him. Also: Founder & CTO at @ombulabs.ai & @FastRuby.io.
Ivo Anjo @ivoanjo.bsky.social Working on building a Ruby profiler @datadoghq.com //
Previously @awscloud.bsky.social codeguru profiler team //
I like ruby, kotlin and poking the jvm 😁
Ryan Townsend @twnsnd.com Principal Product Manager @ Cloudflare • Public Speaker • 20+ YOE in Tech, 10 as CTO • LessonsofaCTO.com
Mike Perham @mike.contribsys.com CEO/Engineer, creator of Sidekiq
https://mikeperham.com
https://contribsys.com
https://sidekiq.org
Portland, OR
Gabi Stefanini @lastgabs.bsky.social Leading Ruby & Rails Infrastructure at @Shopify 💎& building the future of Ruby & Rails at scale with awesome humans ✨. Night owl 🦉 who codes, games, draws, travels.
Geneva.rb meetup @genevarb.bsky.social Ruby meetup in Geneva, Switzerland
Peter Solnica 🇺🇦 🇵🇱 🇪🇺 @solnic.dev 🛠️ Building @justcrosspost.app & @repobot.app
👨💻 Elixir/Ruby SDK dev at @sentry.io
💜 Creator of Elixir Drops 💦
❤️ Creator of rom-rb and many dry-rb gems and former @Hanamirb.org core team member
#ElixirLang #RubyLang #OpenSource #BuildInPublic
wroclove.rb @wrocloverb.com Save the date: April 17-19, 2026
Tickets: https://wrocloverb2026.konfeo.com/en/groups
Agenda: https://wrocloverb.com/agenda
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/
Baltic Ruby @balticruby.bsky.social A community-driven conference travelling across the Baltic Sea promoting the growth of local communities and the global Ruby and Rails ecosystems.
segiddins @segiddins.me All the world is a narrow bridge, and the important thing is to not be afraid.
I used to keep the gems secure.
Vinicius Stock @vinistock.bsky.social Staff engineer at Shopify working on the Ruby developer experience team | Ruby LSP creator | Speaker
Developer tooling, static analysis and type checking
Mohit Sindhwani @onghu.com Work: CTO, Quantum Inventions.
Also: Councillor, ITS Singapore.
Opinions: Own.
Posts: ITS/ Transportation, Ruby, Rails, Windows, Tech, Programming, Life, Languages & Oddballs.
Colby Swandale @colby.fyi Technical Lead @ RubyCentral. Making rubygems.org, bundler/rubygems & rubyapi.org
Richard Superfine @richpilot27.bsky.social Pilot, flight instructor, British, sarcastic, computer geek, and I love to travel!
The JRuby Project @jrubyproject.bsky.social Welcome to JRuby!
Thomas Enebo @enebo.bsky.social I am a co-lead of the JRuby project. I have been passionately working on JRuby for over two decades. When not working on JRuby, I am slinging code with Ruby, Java, and Rust. I also like a good beer.
Benoit Tigeot @benoittgt.bsky.social Dev backend. Previously RSpec core team. #Ruby #Go #PostreSQL. he / him 🏴 I love flags. https://ruby.social/@benoit
Julian Cheal @juliancheal.dev Quaffer of fine coffee. Aficionado of tweed.
Maker of musics https://soundcloud.com/juliancheal
Crafter of codes
Helping fix the climate with https://www.protect.earth/
@hiroasari.bsky.social @hiroasari.bsky.social 
Thobe @thobe.bsky.social 
hsbt @hsbt.org A member of Ruby core team and Rubygems team. Administrator of ruby-lang.org. mastodon account is @hsbt@ruby.social
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
d@nny disc@ mc² @hipsterelectron.bsky.social typing free software to break the shoulders of giants from golden handcuffs. i build tools to level the playing field.
i have a better bio at https://circumstances.run/@hipsterelectron
Barry Jones @brightball.bsky.social Geek, programmer, instructor, technical stewardship advocate. Also, a huge Clemson fan. “Get bitter or get better.” - Dabo
Patrick Doyle 🇨🇦 @patrick.doyle.lol 
Miguel de Icaza @migueldeicaza.bsky.social 🍉Fun Stack Vibing at @xogot.bsky.social
Started Xamarin, Mono, Gnome. Prev: Microsoft/.NET/Xamarin/Mono/VSMac/MAIA http://mastodon.social/@migueldeicaza
hasumikin @hasumikin.bsky.social PicoRuby, PRK Firmware
Mohamamd Masoudshahi @madmas.bsky.social 
Colin Loretz @colinloretz.gg developer advocacy @ discord
Akira Matsuda @amatsuda.bsky.social 🤘
Drew @dmarsh.bsky.social 
Bruno Souza @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
Chris Keele 🥁🥁🎉 and 6 others @christhekeele.social You've met with a terrible fate, haven't you?
All opinions expressed are not my own, and strictly reflect the views of your employer.
nerd ~ #T1D ~ he/him
Jerry Gulla @jerrygulla.bsky.social Computer and photography geek. Dog walker to our two Huskies.
"We go on because we go on"
Justin Searls @searls.bsky.social I make things that nobody's asking for.
I used to post things that nobody was asking for, but then I stopped. Learn about me at https://justin.searls.co or reach out to justin@searls.co
wildjcrt @wildjcrt.bsky.social 
Mariano Kamp @mkamp.bsky.social ML @ AWS and coffee.
Andy Croll @andycroll.bsky.social 
Matt Swider @mattswider.bsky.social 
Aaron Patterson @tenderlove.dev Ruby and Rails hacker working at Shopify, living in Seattle
Martin Spickermann @spickermann.bsky.social Principal Software Engineer, building web applications based on the Ruby on Rails framework at scale since 2006
Homepage: https://www.spickermann.com/
Jonan Scheffler 👾 @thejonanshow.bsky.social I like humans. Computers are OK too.
evanchooly @evanchooly.bsky.social Java Champion. Kotlin fanatic. Bit twiddler. New Yorker. Pronounces it jif. SSE at @Datadog. @evanchooly@mastodon.social
kakutani @kakutani.com Plain Old Rubyist-ist, XPer, Señior Organizer of RubyKaigi🎭, co-founder of KeebKaigi🌈⌨️🧟♂️ -- I'm trying to survive in Social Network Zombie Apocalypse
joker1007 @joker1007.net パーフェクトRuby、パーフェクトRuby on Railsの著者の一人。
最近はRuby, Java, Kafkaあたりを良く触っている。
Twitter: https://twitter.com/joker1007
mastodon: https://mstdn.jp/@joker1007
mastodon bridge account: @joker1007.bsky.social@bsky.brid.gy 
Cathou @ktou.bsky.social Citoyenne européenne, Cathwoman, Fée-ministe et flemministe, Lutine à ses heures (prépare Noël dès le 26 décembre). 
Mitchell @mitchellh.bsky.social Mitchelltweet_ on that other platform.
Hier voor wat inhoud ipv gescheld. 
Benjamin Wood @benjaminwood.bsky.social Extinguished Engineer🧯| CTO at ClickFunnels 🧙♂️ | Building selective.ci ✨
Uberto Barbini @ramtop.bsky.social Functional passionate programmer. Kotlin GDE
Author, Public Speaker
https://pragprog.com/titles/uboop/from-objects-to-functions/
#TDD #FP #Kotlin
Living with family in a Japanese traditional house 日本語
🦀 Josh 🦀 @knewter.bsky.social 
Mike Dalessio @flavorjon.es Mostly posts about gummi bears, space probes, and Ruby.
OSS contributor, maintaining Nokogiri, SQLite3, Rails::Html::Sanitizer, Mechanize, and more in the Ruby ecosystem.
Working at 37signals. Former Shopify, VMware, Pivotal, Bloomberg, various startups.
Daniel Terhorst-North @tastapod.com Runs Goalwards: 'Your business, optimized.' Started BDD, caused Cucumber. Optimizes orgs, teams, code. Coach, mentor, geek, mischief-maker. Christian, infrequent blogger. WWGH
https://goalwards.co
Xavier Noria @fxn.bsky.social Everlasting student · Rails Core · Zeitwerk · Freelance · Life lover
Edoardo Vacchi @evacchi.dev Programming Language Nerd, PhD in C.S. — Compilers, WebAssembly, Java, Rust, Go — prev: wazero, Chicory @ Dylibso, Tetrate, RedHat, UniCredit — organizer Papers We Love Milano
evacchi.dev
Non-consing robot @phenlix.bsky.social Lisp hacker, SRE, Xoogler.
Mark Reinhold @mreinhold.org Chief Architect, Java Platform Group, Oracle · Views are my own · https://mreinhold.org
Charles Oliver Nutter @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
Brian Benz @bbenz.bsky.social Microsoft AI Advocate. Certified stunt coder
Blazmit @blazmit.bsky.social I’m not a bot, or a cat.
What I wrote was probably sarcasm.
STEM, music, other stuff.
Cake or death?
Alex Snaps @alex.wcgw.dev When I grow up, I want to be a computer scientist… until then, I write open source code with Red Hat - previously Shopify, Moog Music, Terracotta & others
Aleksey Shipilëv @shipilev.bsky.social In love-hate relationship with machines. Currently: OpenJDK, AWS. "Trust me, it's really me" backlink: https://shipilev.net/#social
Andres Almiray @andresalmiray.com I code for fun and help others in the process. Java Champion. Co-founder of Hackergarten & Hack.Commit.Push. Creator of JReleaser
🚀
sun @danielsun.bsky.social 
Hiroyuki Sato @hiroysato.bsky.social Infiniband初学者。失敗談数知れず。RDMA,OpenUCX, Embulk,Digdag,PostgreSQL, Asterisk, PDF, 組版, Windows(AD等), VMWare, Linux, macOS, Ansible, NVMe,Java, Ruby,医療関連(HL7)等勉強中
Arun Gupta @arungupta.bsky.social 
PJ Hagerty @aspleenic.bsky.social 
Tom Cools @tomcools.be DevRel @Timefold | Conference (Keynote) Speaker 🗣️ | #Java Champion | @BeJUG Organizer | Kind of a weird guy 😅
Matthew Lang @matthewlang.me 
Erik Berlin @sferik.bsky.social Biding my time until the AI apocalypse/utopia.
Markus Eisele @myfear.com Developer, turned to consulting, developer relations, sales, and landed in marketing.
Writing books for #Oreilly.
Into Java, Kubernetes and such.
Legal called to tell you that I'm not officially speaking for IBM.
Sam Aaron @samaaron.bsky.social Live Coding Artist. Creator of Sonic Pi & Tau5, programmer, educator, musician, PhD, Sam 'transcends the present' - Rolling Stone. he/him bookings@sonic-pi.net