Make sure you don't mean "how do companies make sure they only hire people who are clones of their existing staff?" The answer lies more in making your company

Make sure you don't mean "how do companies make sure they only hire people who are clones of their existing staff?" The answer lies more in making your company somewhere where anyone can excel, then looking for people who show empathy in your interview process. Here are some things we do: https://www.haplo-services.com/blog/2017/working-with-early-stage-developers https://www.haplo-services.com/blog/2017/working-with-early-... The post focuses on early stage developers, but I believe the principles stand at all levels.