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⏎
KI
Koichi ITO
@rubocop core team.
koic.github.io
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Koichi ITO
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#rubocop
#code-quality
#static-analysis
#ruby
#developer-tools
#linters
#ruby-on-rails
#performance
#ruby-gem
#software-quality
#developer-experience-dx
#profiling
#testing
#parallelism
#quality-assurance-qa
#programming-languages
#language-server-protocol-lsp
#modularity
#ruby-lsp
#abstract-syntax-tree-ast
#plugin-development
#ruby-ecosystem
14 more
🇯🇵
Japanese
RuboCop: Modularity and AST Insights
Koichi ITO
RubyKaigi 2025
🇯🇵
Japanese
25:25
RuboCop: LSP and Prism
Koichi ITO
RubyKaigi 2024
🇯🇵
Japanese
29:28
The Resurrection of the Fast Parallel Test Runner
Koichi ITO
RubyKaigi 2023
🇯🇵
Japanese
24:41
Make RuboCop super fast
Koichi ITO
RubyKaigi 2022
🇯🇵
Japanese
27:24
RuboCop in 2021: Stable and Beyond
Koichi ITO
RubyKaigi 2021 Takeout
🇯🇵
Japanese
TDD with git. Long live engineering.
Koichi ITO
Kaigi on Rails 2020
🇯🇵
Japanese
25:57
Road to RuboCop 1.0
Koichi ITO
RubyKaigi 2020 Takeout
Part of
Lightning Talks
Lightning Talk: The TracePoint Bomb!
Koichi ITO
RubyKaigi 2019
🇯🇵
Japanese
34:28
Improve Ruby coding style rules and Lint
Koichi ITO
RubyKaigi 2018
🇯🇵
Japanese
RuboCop: Modularity and AST Insights
Koichi ITO
RubyKaigi 2025
🇯🇵
Japanese
25:25
RuboCop: LSP and Prism
Koichi ITO
RubyKaigi 2024
🇯🇵
Japanese
29:28
The Resurrection of the Fast Parallel Test Runner
Koichi ITO
RubyKaigi 2023
🇯🇵
Japanese
24:41
Make RuboCop super fast
Koichi ITO
RubyKaigi 2022
🇯🇵
Japanese
27:24
RuboCop in 2021: Stable and Beyond
Koichi ITO
RubyKaigi 2021 Takeout
🇯🇵
Japanese
TDD with git. Long live engineering.
Koichi ITO
Kaigi on Rails 2020
🇯🇵
Japanese
25:57
Road to RuboCop 1.0
Koichi ITO
RubyKaigi 2020 Takeout
🇯🇵
Japanese
34:28
Improve Ruby coding style rules and Lint
Koichi ITO
RubyKaigi 2018
Part of
Lightning Talks
Lightning Talk: The TracePoint Bomb!
Koichi ITO
RubyKaigi 2019
2025
RubyKaigi 2025
Matsuyama, Ehime, Japan
April 16-18, 2025
2024
RubyKaigi 2024
Naha, Okinawa, Japan
May 15-17, 2024
2023
RubyKaigi 2023
Nagano, Japan
May 11-13, 2023
2022
RubyKaigi 2022
Mie, Japan
September 08-10, 2022
2021
RubyKaigi 2021 Takeout
online
September 09-11, 2021
2020
Kaigi on Rails 2020
online
October 03, 2020
RubyKaigi 2020 Takeout
online
September 04-05, 2020
2019
RubyKaigi 2019
Fukuoka, Japan
April 18-20, 2019
2018
RubyKaigi 2018
Sendai, Miyagi, Japan
May 31 - June 02, 2018
Asia
🇯🇵
Japan
6 events
• RubyKaigi 2025 (2025)
• RubyKaigi 2024 (2024)
• RubyKaigi 2023 (2023)
and 3 more...
• RubyKaigi 2022 (2022)
• RubyKaigi 2019 (2019)
• RubyKaigi 2018 (2018)
