Unless you have good funding or a customer with a pre-sales signed contract, I myself would be very reluctant to even think about it. If your idea is so good to

Unless you have good funding or a customer with a pre-sales signed contract, I myself would be very reluctant to even think about it. If your idea is so good to worth it, just hire it. Sorry but I've received too many promising proposals, and even in some cases, I was asked to sign an NDA that forbid to compete with the "idea" even without knowing what the project was about.