option 1: when you are new, work with a seasoned dev. They can tell you if this design can be changed and provide guidance, you do the actual work. This is grea

option 1: when you are new, work with a seasoned dev. They can tell you if this design can be changed and provide guidance, you do the actual work. This is great for learning codebase too, btw. option 2: keep notes during onboarding. Revisit them after a few years working on code. option 3: help new people onboard. Pay attention to where they struggle and if those parts could be improved.