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 — especially for growing or less visible tech organizations — hiring enough seniors is often impossible.
👉 Full article https://rubystacknews.com/2025/12/29/how-rizap-technologies-turns-junior-developers-into-senior-ruby-engineers/
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