OKURA Masafumi (he/him)

Rails developer. ❤️ Ruby, Vim The chief organizer of Kaigi on Rails: @kaigionrails The organizer of @grow-rb and @entaku-rb

okuramasafumi.com

#ruby-on-rails

#ruby

#software-development

11 more

Why doesn't Ruby have a Boolean class?

OKURA Masafumi

Friendly.rb 2025

30:57

Reading Rails 1.0 Source Code

OKURA Masafumi

Rails World 2025

Writing documentation can be fun with plugin system

OKURA Masafumi

BuriKaigi 2024

How Not to Make Your DSL Terrible

OKURA Masafumi

Red Dot Ruby Conference 2024

40:57

Writing Minitest clone in 30 minutes

OKURA Masafumi

RubyConf Taiwan 2023

33:25

Reading RSpec — a journey of meta programming

OKURA Masafumi

EuRuKo 2023

Unconference Pitch: OKURA Masafumi

OKURA Masafumi

EuRuKo 2023

??:??

Lightning Talk: I love VIM

OKURA Masafumi

RubyKaigi 2023

28:57

Control methods like a pro: A guide to Ruby's awesomeness, a.k.a metaprogramming

OKURA Masafumi

RubyConf 2021

25:10

Kaigi on Rails

OKURA Masafumi

Ruby Galaxy v0.1

Why doesn't Ruby have a Boolean class?

OKURA Masafumi

Friendly.rb 2025

30:57

Reading Rails 1.0 Source Code

OKURA Masafumi

Rails World 2025

Writing documentation can be fun with plugin system

OKURA Masafumi

BuriKaigi 2024

How Not to Make Your DSL Terrible

OKURA Masafumi

Red Dot Ruby Conference 2024

40:57

Writing Minitest clone in 30 minutes

OKURA Masafumi

RubyConf Taiwan 2023

33:25

Reading RSpec — a journey of meta programming

OKURA Masafumi

EuRuKo 2023

Unconference Pitch: OKURA Masafumi

OKURA Masafumi

EuRuKo 2023

28:57

Control methods like a pro: A guide to Ruby's awesomeness, a.k.a metaprogramming

OKURA Masafumi

RubyConf 2021

25:10

Kaigi on Rails

OKURA Masafumi

Ruby Galaxy v0.1

??:??

Lightning Talk: I love VIM

OKURA Masafumi

RubyKaigi 2023

Attended as Speaker

Friendly.rb 2025

Bucharest, Romania
September 10-11, 2025

Rails World 2025

Amsterdam, Netherlands
September 04-05, 2025

Red Dot Ruby Conference 2024

Singapore
July 25-26, 2024

RubyConf Taiwan 2023

Taipai, Taiwan
December 15-16, 2023

EuRuKo 2023

Vilnius, Lithuania
September 21-23, 2023

RubyKaigi 2023

Nagano, Japan
May 11-13, 2023

RubyConf 2021

Denver, CO
November 08-10, 2022

Ruby Galaxy v0.1

online
January 28, 2021

RubyEvents

Jun 22, 2016 - Oct 03, 2024

Asia

🇯🇵

Japan

1 event

• RubyKaigi 2023 (2023)

🇸🇬

Singapore

1 event

• Red Dot Ruby Conference 2024 (2024)

🇹🇼

Taiwan

1 event

• RubyConf Taiwan 2023 (2023)

Europe

🇱🇹

Lithuania

1 event

• EuRuKo 2023 (2023)

🇳🇱

Netherlands

1 event

• Rails World 2025 (2025)

🇷🇴

Romania

1 event

• Friendly.rb 2025 (2025)

North America

🇺🇸

United States

1 event

• RubyConf 2021 (2022)

OKURA Masafumi (he/him)

Why doesn't Ruby have a Boolean class?

Reading Rails 1.0 Source Code

Writing documentation can be fun with plugin system

How Not to Make Your DSL Terrible

Writing Minitest clone in 30 minutes

Reading RSpec — a journey of meta programming

Unconference Pitch: OKURA Masafumi

Lightning Talk: I love VIM

Control methods like a pro: A guide to Ruby's awesomeness, a.k.a metaprogramming

Kaigi on Rails

Why doesn't Ruby have a Boolean class?

Reading Rails 1.0 Source Code

Writing documentation can be fun with plugin system

How Not to Make Your DSL Terrible

Writing Minitest clone in 30 minutes

Reading RSpec — a journey of meta programming

Unconference Pitch: OKURA Masafumi

Control methods like a pro: A guide to Ruby's awesomeness, a.k.a metaprogramming

Kaigi on Rails

Lightning Talk: I love VIM

Attended as Speaker

No participated events yet

Asia

Japan

Singapore

Taiwan

Europe

Lithuania

Netherlands

Romania

North America

United States