Top Software Engineers in

Ruby on Rails Development Ecosystem

Ruby on Rails Development Ecosystem is focused on Ruby on Rails, a server-side web application framework written in Ruby. It emphasizes convention over configuration and is used to build high-performing, scalable web applications and databases. The ecosystem includes libraries and tools for testing, data handling, authentication, file management, deployment, and much more, enabling efficient development of complex web applications.

Ranks are based on the open source contributions and reassessed every 30 days

#

1

Rafael Mendonça França
Principal Engineer at Shopify
/
Canada
Rock Star
20 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 7155 commits in 10 years 10 months
josh/rails
Rails: 3268 commits in 4 years 4 months
heartcombo/simple_form
Simple_form: 506 commits in 9 years 5 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

2

Ryuta Kamizono
Software Engineer
/
Japan
Rock Star
15 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 4528 commits in 9 years 2 months
kamipo/dotfiles
Dotfiles: 311 commits in 12 years 4 months
kamipo/mysql-build
Mysql-build: 130 commits in 10 years 6 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

3

Aaron Patterson
Employed at Shopify
/
United States
Rock Star
23 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
josh/rails
Rails: 4293 commits in 5 years 10 months
rails/rails
Rails: 2170 commits in 13 years
sparklemotion/nokogiri
Nokogiri: 1299 commits in 14 years 1 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

4

Eileen Uchitelle
Senior Staff Engineer at Shopify working on the Ruby open source ecosystem & Rails Core Team
/
United States
Rock Star
17 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 2012 commits in 8 years 8 months
eileencodes/rails
Rails: 182 commits in 8 years 10 months
tenderlove/rails
Rails: 143 commits in 3 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

5

Kasper Schjodt-Hansen
Lead AI Engineer at Alvenir | Speech Technology | Machine Learning | MLOps | Project Management
/
Denmark
Rock Star
10 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 1694 commits in 6 years 11 months
josh/rails
Rails: 195 commits in 1 year 3 months
rails/kredis
Kredis: 118 commits in 10 months
Top skills
Score
rails
10
activerecord
10
html
10

#

6

Jonathan Hefner
Senior Software Engineer
/
United States
Rock Star
19 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 1259 commits in 3 years 9 months
jonathanhefner/rails
Rails: 304 commits in 3 years 2 months
tenderlove/rails
Rails: 170 commits in 4 months
Top skills
Score
ruby
10
rails
10
activerecord
10

#

7

Yuuji Yaginuma
/
Rock Star
11 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
y-yagi/travel_base
Travel_base: 1297 commits in 5 years 2 months
rails/rails
Rails: 1116 commits in 5 years 4 months
ginzarb/meetups
Meetups: 745 commits in 5 years 8 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

8

Matthew Draper
Staff Software Engineer at GitHub
/
Australia
Rock Star
22 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 1004 commits in 9 years 2 months
gel-rb/gel
Gel: 396 commits in 4 years 10 months
ManageIQ/manageiq
Manageiq: 156 commits in 1 year 6 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

9

David Heinemeier Hansson
Co-owner & CTO of 37signals (Makers of Basecamp + HEY) at 37signals
/
United States
Rock Star
23 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
josh/rails
Rails: 3809 commits in 10 years 3 months
rails/rails
Rails: 964 commits in 10 years 7 months
basecamp/kamal
Kamal: 538 commits in 2 months
Top skills
Score
rails
10
activerecord
10
html
10

#

10

Jean Boussier
Staff Software Engineer at Shopify (as casperisfine)
/
France
Rock Star
14 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
Shopify/shipit-engine
Shipit-engine: 1312 commits in 8 years 8 months
rails/rails
Rails: 961 commits in 8 years 10 months
redis/redis-rb
Redis-rb: 361 commits in 7 years 3 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

11

Sage Griffin
Creator of Diesel, formerly co-lead of crates.io and Rails committer at thoughtbot, inc.
/
United States
Rock Star
18 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
diesel-rs/diesel
Diesel: 1979 commits in 5 years 1 months
rails/rails
Rails: 943 commits in 4 years 6 months
josh/rails
Rails: 496 commits in 1 year 10 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

12

Yves Senn
Software Developer at Hoelzle AG
/
Switzerland
Rock Star
19 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
josh/rails
Rails: 1182 commits in 2 years 4 months
rails/rails
Rails: 872 commits in 7 years 7 months
senny/emacs-configs
Emacs-configs: 661 commits in 4 years 1 months
Top skills
Score
ruby
10
activerecord
10
mvc
10

#

13

Xavier Noria
Ruby on Rails Consultant at Self Employed
/
Spain
Rock Star
30 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
thank-you-github/thank-you-github
Thank-you-github: 2224 commits in 2 years 11 months
josh/rails
Rails: 2165 commits in 6 years 9 months
rails/rails-contributors
Rails-contributors: 1543 commits in 14 years
Top skills
Score
ruby
10
activerecord
10
html
10

#

14

Andrew White
CTO at Unboxed
/
United Kingdom
Rock Star
37 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
alphagov/e-petitions
E-petitions: 1634 commits in 7 years 10 months
rails/rails
Rails: 814 commits in 10 years
josh/rails
Rails: 512 commits in 6 years 8 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

15

George Claghorn
Staff Software Engineer at Wistia
/
United States
Rock Star
10 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 773 commits in 7 years 11 months
georgeclaghorn/georgix
Georgix: 340 commits in 2 years 10 months
georgeclaghorn/minijava
Minijava: 171 commits in 3 years 8 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

16

Akira Matsuda
Technical Advisor at several companies
/
Japan
Rock Star
TOP CONTRIBUTIONS TO PROJECTS
kaminari/kaminari
Kaminari: 1053 commits in 12 years 1 months
rails/rails
Rails: 715 commits in 11 years 2 months
ruby-no-kai/cfp-app
Cfp-app: 665 commits in 7 years 7 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

17

Vipul A
Founder & CEO at Saeloun
/
United States
Rock Star
12 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 539 commits in 9 years 10 months
josh/rails
Rails: 187 commits in 2 years 2 months
bigbinary/wheel
Wheel: 92 commits in 4 years 5 months
Top skills
Score
ruby
10
html
10
activerecord
10

#

18

Jon Moss
Breaking news reporter at Syracuse.com/The Post Standard
/
United States
Rock Star
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 512 commits in 2 years 1 months
menai/PowerGPA
PowerGPA: 162 commits in 11 months
InstantWebP2P/nodejs-httpp
Nodejs-httpp: 83 commits in 1 year 4 months
Top skills
Score
ruby
10
activerecord
10
html
10

#

19

John Hawthorn
Staff Software Engineer at GitHub
/
Canada
Rock Star
11 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
solidusio/solidus
Solidus: 3499 commits in 3 years 4 months
rails/rails
Rails: 498 commits in 6 years 2 months
jhawthorn/fzy
Fzy: 405 commits in 7 years 7 months
Top skills
Score
ruby
10
rails
10
activerecord
8

#

20

Eugene Kenny
Staff Engineer at Intercom
/
Ireland
Rock Star
16 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
rails/rails
Rails: 496 commits in 7 years 7 months
intercom-archive/banjaxed
Banjaxed: 124 commits in 10 months
cypriss/mutations
Mutations: 53 commits in 6 years 1 months
Top skills
Score
ruby
10
activerecord
10
html
10

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