Ruby Programmer examinations are intended for engineers who design, develop, and/or operate Ruby-based systems, consultants who make Ruby-based system proposals, and instructors who teach Ruby. Those who are certified are recognized for their skills as Ruby engineers and as having high levels of Ruby-based system development capabilities. Those who pass the examination are certified by the Ruby Association as a Ruby Association Certified Ruby Programmer. New Examination for Ruby 3: The Revised Ruby certification exam for Ruby 3 was released on October 3rd, 2022. https://www.ruby.or.jp/en/certification/examination/