Jeffrey Cohen @jefflcohen.bsky.social Author of the upcoming TheAha!Map book on learning and teaching. I build apps for researchers in the behavioral sciences. Faculty at UChicago (computer science) and Northwestern (entrepreneurship).
Simon Willison @simonwillison.net Independent AI researcher, creator of datasette.io and llm.datasette.io, building open source tools for data journalism, writing about a lot of stuff at https://simonwillison.net/
Richard Schneeman @schneems.bsky.social - Possibility space explorer 🚀
- Open source teacher and author https://howtoopensource.dev.
- Ruby 3.2+ core committer
- Creator of https://www.CodeTriage.com.
- (he/him)
Y’all means all
Joshua Young @joshuay03.bsky.social Senior Software Engineer at Buildkite, OSS contributor, Rails Issues team member, Puma and Concurrent Ruby maintainer, and RubyGems on-call volunteer.
Rachael Wright-Munn @chael.codes Software Engineer since 2012 | Live coding on Twitch since 2019 | open-source contributor | Programming Game Enthusiast | Featured in "One Dreamer" video game! ✨
Uns minuts i a clapar @a-clapar.cat Històries per anar a dormir. Cada nit, una història que convida a aprendre amb serenor i a somiar amb els ulls tancats.
Alessandro Rodi @coorasse.bsky.social Ruby on Rails Engineer, Open Source contributor, Co-owner of Renuo, Father of two.
https://coorasse.com
Stan Lo @st0012.dev Taiwanese 🇹🇼 / Ruby committer / Shopify Ruby DX / Building developer tooling infrastructure / Exploring how AI changes open source
st0012.dev
San Francisco Ruby Conference, Nov 10-12, 2026 @sfruby.com 450 Ruby engineers and founders gather in SF to plan the future of Ruby. Keynotes from Fin, 37signals, Go Rails and @evilmartians.com. Tickets: sfruby.com
Andrew Novo @simplythat.bsky.social Developer @shopify
OughtPuts @oughtputs.bsky.social Senior Software Developer @Zivio 👾 Rails Documentation Writer 📚 #Rails #Ruby 💎 musical comedian 🎵 teacher 🍏 hockey player 🏑 dog-lover 🐾
Dave Copeland @davetron5000.com Author of BrutRB, our last best hope for Rubykind (https://brutrb.com) - former Mood Health, Stitch Fix, LivingSocial, Opower. I play bass and love to scuba dive.
Freedom Dumlao @apiguy.dev Boston | CTO | Builder
Martin Emde @martinemde.com Modularity @ Gusto, Rubyist
Leah Silber @wifelette.bsky.social CEO @ Tilde, previous organizer of EmberConf, RailsConf, RustConf and more. Ember,js core team, jQuery core alum. Not super active on social media, but still doing all the things!
BeautifulRuby.com @beautifulruby.com Video courses, content, and tutorials that will make you a better Ruby and Rails developer at https://beautifulruby.com
Doodling Dev @handle.invalid (they/them) Rubyist, Maker, Collector of Skills & Hobbies… might not be Banksy
Flo @skade.bsky.social @rustlang and stuff. Managing Director at Ferrous Systems
JEG2 @jeg2.me Longtime developer, sometimes manager, author, conference speaker, open source contributor, forever educator and learner, husband, and swim dad. It’s unclear what he loves more: regular expressions or board games.
Rafael França @rmfranca.bsky.social Rails developer
Radan @radan.dev Software developer, RubyZG organizer, Author of http://masterhotwire.com, Runner, Dog Owner, Father (in increasing order of importance). Website: https://radan.dev/
Chad Fowler @chadfowler.com GP&CTO @blueyard.com
Author, musician, speaker, developer
AT-proto based encrypted group chat protocol: @freeq.at
Regenerative Software with the Phoenix Architecture: https://aicoding.leaflet.pub/
https://chadfowler.com/
RubyEvents.org @rubyevents.org Stay up to date with the latest Ruby events from around the world. RubyEvents is your go-to companion for events, talk recordings, and discovering speakers.
https://www.rubyevents.org
gingerBill @gingerbill.org I'm a Ginger thus I have no soul.
Creator of the Odin Programming Language https://odin-lang.org
Working with JangaFX on EmberGen/GeoGen/LiquiGen
Peter Zhu @peterzhu.ca Staff Developer at Shopify.
Ruby core committer.
Photography geek.
Mastodon: @peterzhu2118@ruby.social
Instagram: @peterzhu.photos
Matheus Richard @matheusrich.bsky.social 👨🏽🍼 Father
🇧🇷 Senior developer @ thoughtbot.
📝 Blogging @ https://tbot.io/blog/matheus
💎 Organizer of http://rubydf.com
Fabien Penso @penso.bsky.social I build stuff. Rust, Ruby, Swift and more.
http://pen.so
Steven R. Baker @srbaker.bsky.social Comedian. Problem solver. Purveyor of snark. Software veteran. Creator of the describe/it pattern for software description, RSpec, MiniTest::Mock, and other things. 🇨🇦 in 🇸🇪
GermanDZ @germandz.bsky.social Developer and petrolhead.
Building https://www.collexa.ai
Àlex Rodríguez Bacardit @alexrodba.com 💻 Founder & CEO @ MarsBased
🎙 Life on Mars & Foc a terra
🎸 Bassist/vocalist @ RES!
💸 Business angel
👾 Pokémon master
Pablo Marcos Oltra @pamarcos.bsky.social Systems Developer. Passionate about videogame development. Interested in compilers, build systems and new programming languages
Víctor @hopsor.com Backend engineer and recently simracing enthusiast
Ernesto Jiménez @ernesto-jimenez.com 
Stefan Kanev @skanev.bsky.social Attempting to understand ANSII escape codes since 1995
Paweł Strzałkowski @realpawels.bsky.social CTO @ Visuality
Programmer, Team Leader, Consultant, Ruby Fan
But always - Family First :)
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
Genadi Samokovarov @gsamokovarov.bsky.social Father of two, one with LAMA2. Software developer and organizer of @balkanruby, @rubybanitsa, and others.
Francesc Esplugas @fesplugas.bsky.social 🤠 Ruby on Rails Enthusiast
🏃 Long distance runner, don’t ask me if I like sprinting
🤨 Social Grinch
🌍 Barcelona / Stockholm
Julia López @julialopez.dev 📍 Barcelona
💁🏻♀️ https://julialopez.dev
👩💻 https://github.com/yukideluxe
🔈 https://www.rubyevents.org/speakers/julia-lopez
Madrid.rb @madridrb.com Madrid Ruby User Group
@ioquatix.bsky.social @ioquatix.bsky.social 
@beltrachi.bsky.social @beltrachi.bsky.social 
Ryan Bigg @ryanbigg.bsky.social 
JP Camara @jpcamara.com Principal software engineer @Wealthbox.
Husband/Father. Health, travel, tech and Ruby enthusiast.
Tech blog at https://jpcamara.com
Jokes at https://logicalconclusionscomic.com
Vijay @vijay-dev.bsky.social 
Jacobo García @jacobogarcia.bsky.social Ever mutating. Living in the intersection of culture, design, strategy & tech. DJ (Clap Kent) & Producer (Sculptures). Editor at Clot Mag. Liminal Agency.
🔗 🌳 https://linktr.ee/clapkent
🎧 🛠️ https://quantumflexor.tumblr.co
Bookings: atzla.booking@gmail.com
álvaro ortiz @alvaro-ortiz.bsky.social furilo.com
gobierto.es
populate.tools
Naijeria Toweett aka #MamaTech @mamatech.bsky.social CEO Mama Tech ||Technical Product Manager || Product Engineer - Ruby on Rails || Menopause Awareness & Advocate || WNB.rb Africa Chapter Lead #WeDontComeToPlay
https://mamatech.co.ke/
@ivanprado.bsky.social @ivanprado.bsky.social 
Esti Álvarez @estialvarez.bsky.social Ruby on Rails developer.
Bilbao, Spain.- S Gregory Brown [MOVED, SEE BIO] @skillstopractice.com No longer here.
Find me on Mastodon instead:
https://mastodon.social/@skillstopractice
Or if you don't use Mastodon, you can follow my bridged account here on Bluesky:
@skillstopractice.mastodon.social.ap.brid.gy
Victor Shepelev 🇺🇦 @zverok.bsky.social aka zverok.
Ruby core team / Ukrainian Armed Forces
Програміст, письменник, типу офіцер.
https://zverok.space/
Raul Naveiras @raulnaveiras.dev Software Engineer / Distributed Systems / Kubernetes / Go / Open Source. Ex- GitLab, GoCardless - Opinions are my own
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/
Building https://hookrelay.dev
Tim Riley @timriley.info Rubyist. Leading Hanami, Dry, Rom.
Canberra, Australia. he/him.
https://timriley.info/
Blat @fblat.bsky.social Rails dev at Populate
@ferblape at Github
The dog ate my tweets
Luca Guidi @jodosha.bsky.social Backend Software Architect by day and building side-projects by night.
Family man, public speaker, vegetarian, stoic, ADHD.
Tweets: #indiehackers, #solopreneurs, #buildinpublic, #remotework, #OSS.
Rome, Italy 🇮🇹
@littlemove.bsky.social @littlemove.bsky.social 
Aitor García Rey @aitor.is Algorithms will finish what looms started. Dad of Atlas. Founder
linkingpaths.com, jositajosi.com & joinanalog.is. CTO devengo.com & verkami.com. Chef sumendi.is
Sebastián Delmont 🫓 @sdelmont.com 🇻🇪🗽 Newyorkqueño • venezuelan • latine • he/him
🫓✍️ AREPA emoji author
📻🤓 Ham @KI2D.net • @Ham2K.com PoLo
💻💵 Eng at @BoostMySchool.com • Cofounded StreetEasy
Juan Lupión @pantulis.bsky.social Computers, music and bad video covers. 
Ruby Central @rubycentral.org Ruby Central is the organizing force behind RubyConf, RailsConf & the proud maintainers of RubyGems, Bundler. We've been advancing the Ruby ecosystem & community since 2001.
Get involved: https://rubycentral.org
RailsConf 2025: https://railsconf.org
antirez @antirez.bsky.social Reproducible bugs are candies 🍭🍬
I like programming too much for not liking automatic programming.
John Nunemaker @johnnunemaker.com Tweets about Ruby/Rails. Building @boxoutsports.com, @fireside.fm and @flippercloud.io. Huge fan of 🏀 and ⏱️ (southbendwatch.co).
Toni Espinosa @toniespinosa.bsky.social Vicerector de polítiques digitals i professor titular a la Universitat Autònoma de Barcelona (UAB). Escola d'Enginyeria @enginyeriauab, HPC4SE research group.
💫 Kerri Miller @kerrizor.bsky.social Staff engineer and lackwit gadabout at Gitlab. LD 🏍️ rider. Part 🦝, part 🦊. WIP.
Monica Giambitto @nirnaeth.bsky.social co-host of the Expanding Beyond podcast.
engineering leadership.
Italian, English, sometime German.
proud MC @euruko, @rubyoniceconf, @balkanruby, @rubydayit.
stay human.
@postmodern-mod3.bsky.social @postmodern-mod3.bsky.social Software Engineer, Open Source Developer/Maintainer. Ruby, Crystal, Bash. Sometimes I do security stuff.
GitHub: https://github.com/postmodern
Mastodon:
https://ruby.social/@postmodern
https://infosec.exchange/@postmodern
Benoit Daloze @eregon.me Expert in dynamic language runtimes and JIT compilation, TruffleRuby lead, Rubyist.
https://eregon.me
Nate Hopkins @hopsoft.bsky.social Software writer, maker. Creator of several Ruby and JavaScript libraries.
@nateberkopec.bsky.social @nateberkopec.bsky.social 
Cristian Planas @cplanas.bsky.social Engineer & Rubyist.
Speaker of tech stuff with a dubious sense of humour (https://www.rubyvideo.dev/speakers/cristian-planas).
Author of Rails Scales! (https://t.co/g6sFeDDgp4).
I lived around: BCN, HEL, CPH, SF, NYC. Currently @zendesk.
Sam Ruby @intertwingly.net Author: Agile Web Development with Rails 8; Retired ; https://en.wikipedia.org/wiki/Sam_Ruby
Vova Dem @palkan.bsky.social 
@jasonswett.bsky.social @jasonswett.bsky.social 
Ben Sheldon @bensheldon.bsky.social I help small teams do big things and help big teams have big impact. And I build GoodJob, Day of the Shirt, Panlexicon, and Brompt too.
Marcio Barrios @marciobarrios.com Dev at @sketch.com, I love 🎒 (http://viajoluegoexisto.co), 📷 and 🏃🏽🏄🏽♂️🏂🏼
Robby Russell @robbyonrails.com F'uncle of six. CEO @PlanetArgon.com. Host @maintainable.fm. Creator of @ohmyz.sh. Guitarist @mightymissoula.com. Host of On Rails podcast.
https://robbyonrails.com/links/
Thorsten Ball @thorstenball.com Author of interpreterbook.com and compilerbook.com. Working at Sourcegraph. Previously Zed. Programming where the rubber hits the road. Writing Register Spill at: registerspill.thorstenball.com
David Poblador i Garcia @davidpoblador.com Founder @alltuner.com @rigoralabs.com
25+ years in tech | 💚 Built @spotify.bsky.social’s SRE team
Cloud, scalability, distributed systems | Mentor
🎙️2048enlla & entredevyops
🚲 bikes, 🧑🏽💻 simple tech
❤️💙 FCBarcelona member
https://davidpoblador.com/
Andrew Atkinson @andyatkinson.com Software Engineer, Author, High Performance PostgreSQL for Rails
andyatkinson.com/pgrailsbook
Adam Rice @hashnotadam.bsky.social 
Kasper Timm Hansen @kaspth.com @spinel.coop • https://rv.dev • https://gem.coop core team • https://kaspth.com • former Rails core
Marco Roth @marcoroth.dev Full-Stack Web Developer • OSS Contributor • Electronic Music Addict • Ruby/Rails, JavaScript/Stimulus, Crystal • Hotwire Contributors Team • StimulusReflex Core.
Website: marcoroth.dev
Building: rubyevents.org | rubyconferences.org | gem.sh | hotwire.io
tapster @mileswoodroffe.com CTO | Software Engineer | Rails Foundation Director | Rubyist | Ex-Sound Engineer | Runner | https://1500cals.com
https://mileswoodroffe.com
Alexander Adam @alexanderadam.bsky.social 🤓 Software dev working in ♦️ #RubyLang and 💎 #CrystalLang as a #freelancer & at◽vade.io
Skeets may be English & German.
Mostly active on 🐘 #Mastodon/#Fediverse though 😉
https://ruby.social/@alexanderadam
#ruby #CrystalLanguage #crystal #rails
hsbt @hsbt.org A member of Ruby core team and Rubygems team. Administrator of ruby-lang.org. mastodon account is @hsbt@ruby.social
Michael Koper @michaelkoper.com Dad of two - Founder of https://nusii.com - Bootstrapper - Ruby on Rails
Stephen Margheim @fractaledmind.bsky.social 
Evan Phoenix @evanphx.dev Startup CEO at @miren.dev
Organic bio-electric pattern matching grid.
Yaroslav Shmarov @yarotheslav.bsky.social Learn Hotwire Native & Launch your Rails app on mobile ➡️ https://superails.com/playlists/turbo-native
Brad Gessler @bradgessler.com I build stuff people want with Ruby—like BeautifulRuby.com, Terminalwire.com, TinyZap.com, Thingybase.com, LegibleNews.com, Sitepress.cc, and more.
🧑🏻💻 bradgessler.com 🏗️ rocketship.io 🌉 SF Bay Area
Irina Nazarova @inazarova.bsky.social CEO @evilmartians.com
Co-founder of @anycable.io
Organizing @sfruby.com
Vipul A M @vipulnsward.com 👨💻 @HiSaeloun
. @rails Issues Team.
🏃♂️ @ReactPune / @PuneRb
Builds http://miru.so - FOSS Time Tracking and Invoicing App built on #Rails & #ReactJS
Andy Croll @andycroll.bsky.social 
Mikael Henriksson @mhenrixon.bsky.social 🎶 Music composer, code wizard, meditation enthusiast, dog dad, and proud father of two. Harmonizing life, one note at a time.
Jeremy Smith @jeremysmith.co Product-focused Rails dev • Studio: http://hybrd.co • Co-host: @indierails.com • Organizer: @blueridgeruby.com