First they send a take home test. To which I spent several hours on Then it was a 1 hour panel with 2 engineers. The engineers were both condescending, going as far to say they laughed at my code, my implementations certain things were "stupid" and that I didn't know what I was doing even though I've been developing mobile apps for 2 years. When I received my rejection feedback it was littered with outright lies. Save your time and apply for a company that cares.