Ryo Kajiwara

s01.ninja/

2 more

talk by Ryo Kajiwara: End-to-End Encryption Saves Lives. You Can Start Saving Lives In Ruby, Too

End-to-End Encryption Saves Lives. You Can Start Saving Lives In Ruby, Too

Ryo Kajiwara

RubyConf Taiwan x COSCUP 2025

talk by Ryo Kajiwara, sylph01: PicoRuby's Networking is Incomplete

PicoRuby's Networking is Incomplete

Ryo Kajiwara, sylph01

PicoRuby Overflow Kaigi 2025

talk by Ryo Kajiwara: You Can Save Lives With End-to-end Encryption in Ruby

You Can Save Lives With End-to-end Encryption in Ruby

Ryo Kajiwara

RubyKaigi 2025

talk by Ryo Kajiwara: Adding Security to Microcontroller Ruby

Adding Security to Microcontroller Ruby

Ryo Kajiwara

RubyKaigi 2024

talk by Ryo Kajiwara: L406-D1S1-Adventures in the Dungeons of OpenSSL

L406-D1S1-Adventures in the Dungeons of OpenSSL

Ryo Kajiwara

RubyConf Taiwan 2023

talk by Ryo Kajiwara: Build and Learn Rails Authentication

Build and Learn Rails Authentication

Ryo Kajiwara

Kaigi on Rails 2021

talk by Ryo Kajiwara: Action Mailbox in Action

Action Mailbox in Action

Ryo Kajiwara

Kaigi on Rails 2020

talk by Ryo Kajiwara: End-to-End Encryption Saves Lives. You Can Start Saving Lives In Ruby, Too

End-to-End Encryption Saves Lives. You Can Start Saving Lives In Ruby, Too

Ryo Kajiwara

RubyConf Taiwan x COSCUP 2025

talk by Ryo Kajiwara, sylph01: PicoRuby's Networking is Incomplete

PicoRuby's Networking is Incomplete

Ryo Kajiwara, sylph01

PicoRuby Overflow Kaigi 2025

talk by Ryo Kajiwara: You Can Save Lives With End-to-end Encryption in Ruby

You Can Save Lives With End-to-end Encryption in Ruby

Ryo Kajiwara

RubyKaigi 2025

talk by Ryo Kajiwara: Adding Security to Microcontroller Ruby

Adding Security to Microcontroller Ruby

Ryo Kajiwara

RubyKaigi 2024

talk by Ryo Kajiwara: L406-D1S1-Adventures in the Dungeons of OpenSSL

L406-D1S1-Adventures in the Dungeons of OpenSSL

Ryo Kajiwara

RubyConf Taiwan 2023

talk by Ryo Kajiwara: Build and Learn Rails Authentication

Build and Learn Rails Authentication

Ryo Kajiwara

Kaigi on Rails 2021

talk by Ryo Kajiwara: Action Mailbox in Action

Action Mailbox in Action

Ryo Kajiwara

Kaigi on Rails 2020

Attended as Speaker

RubyConf Taiwan x COSCUP 2025

RubyConf Taiwan x COSCUP 2025

Taipei, Taiwan
August 09-10, 2025

PicoRuby Overflow Kaigi 2025

PicoRuby Overflow Kaigi 2025

Osaka, Japan
July 19, 2025

RubyKaigi 2025

Matsuyama, Ehime, Japan
April 16-18, 2025

RubyKaigi 2024

Naha, Okinawa, Japan
May 15-17, 2024

RubyConf Taiwan 2023

RubyConf Taiwan 2023

Taipai, Taiwan
December 15-16, 2023

Kaigi on Rails 2021

Kaigi on Rails 2021

online
October 22-23, 2021

Kaigi on Rails 2020

Kaigi on Rails 2020

online
October 03, 2020

Asia

🇯🇵

Japan

3 events

• RubyKaigi 2024 (2024) • RubyKaigi 2025 (2025) • PicoRuby Overflow Kaigi 2025 (2025)

🇹🇼

Taiwan

2 events

• RubyConf Taiwan 2023 (2023) • RubyConf Taiwan x COSCUP 2025 (2025)