Competent developers can be good in any language. Bad developers are bad regardless of language. You don't hear people say things like "Oh, that guy was an ama

Competent developers can be good in any language. Bad developers are bad regardless of language. You don't hear people say things like "Oh, that guy was an amazing <language> developer, and could build awesome, solid easy-to-read and high-performance code, but his <other_language> code is so bad nothing short of a complete rewrite can help".