As a technical founder - it's equally difficult to find a good sales/marketing guy. How are you supposed to interview them? Take four to a bar and compare how many friends they make?
2) Test them. Ask them what they specifically would do for you/your product now. Taken a step further if you have the resources: narrow down a few candidates, pay each a nominal fee to write a marketing plan, upon which you base your final decision.
1) Ask them what they've done before.
2) Test them. Ask them what they specifically would do for you/your product now. Taken a step further if you have the resources: narrow down a few candidates, pay each a nominal fee to write a marketing plan, upon which you base your final decision.