You don't find it, it finds you. You first have a problem or see a problem that annoys you, later you discover how to solve that issue and make a world little b

You don't find it, it finds you. You first have a problem or see a problem that annoys you, later you discover how to solve that issue and make a world little better place. Finally you get hands on and create a side project with the idea that solves the problem. Or simple you like to do something by passion and spend time on it.