Don't do this ... If you build a side project without your employers knowledge, especially if it's in a similar space, and you are successful ... your ex-emplo

Don't do this ... If you build a side project without your employers knowledge, especially if it's in a similar space, and you are successful ... your ex-employer and their investors will make your life very very difficult. In my experience, companies don't care if you're working on a non-competing idea. Just get clearance before hand. No need to take a risk here.