Many staff level engineers love going through https://codecrafters.io https://codecrafters.io (YC S22) when they want to master a language, dive deeper into the

Many staff level engineers love going through https://codecrafters.io https://codecrafters.io (YC S22) when they want to master a language, dive deeper into the internals of devtools that they use, or when they’re simply looking for a complex project idea for the weekend. You can Build your own Git, Docker, Redis, etc from scratch.