How RIZAP Technologies Turns Junior Developers Into Senior Ruby Engineers

How RIZAP Technologies Turns Junior Developers Into Senior Ruby Engineers December 29, 2025 At RubyWorld Conference 2025 and Kaigi on Rails 2025, a talk by Tomohiro Umeda from RIZAP Technologies quietly delivered one of the most important messages for the future of Ruby engineering. Most companies would love to hire senior engineers. But in reality … Continue reading How RIZAP Technologies Turns Junior Developers Into Senior Ruby Engineers →

Smart Test Suites with Ruby

December 15, 2025 Lessons from Ruby World Conference 2025 At Ruby World Conference 2025, Masatoshi Seki (関将俊) and Miwa Fukaya (深谷美和) presented a talk grounded in something rare in our industry: more than 20 years of real testing history. Their presentation, “How to Create Today’s Recommended Tests”, introduces Ninja Testing — a testing … Continue reading Smart Test Suites with Ruby →

What’s New in Ruby on Rails 8.0: Key Features and Improvements

November 11, 2024 Ruby on Rails 8.0 is packed with new features and enhancements across various components of the framework, focusing on improved security, efficiency, and a refined developer experience. Here’s a rundown of the most exciting updates and features Rails 8.0 brings to the table. Major Highlights in Rails 8.0 Rails 8.0 introduces updates … Continue reading What’s New in Ruby on Rails 8.0: Key Features and Improvements →