I have experience with something similar. Working with Freelancers is not a bad idea, yes you might get it at a better cost - but if your business is based on

I have experience with something similar. Working with Freelancers is not a bad idea, yes you might get it at a better cost - but if your business is based on being technically better or if you are trying to solve a hard problem - then this is not the route to take. This model is good for commodity development where the problem is well known and so are the solutions.