I created a profile out of curiosity although the plain boostrap site didn't give me any confidence but I found it a bit irritating that the phone number was mandatory. I just hope it doesn't fall in the hands of just any recruiter.
The phone number will not be disclosed to anybody without your permission. At the end of the auction, you get the select what offers you're interested in and which ones you're not. When you say "yes", we shoot out an intro email.