Seeking a consultant who is very familiar with how "disposable phone number" mobile applications work (i.e. Burner, Hushed, Funumber, RingMeMaybe, etc...) Applicant should have experience configuring SIP, deploying asterisk/plivol eSeeking a consultant who is very familiar with how "disposable phone number" mobile applications work (i.e. Burner, Hushed, Funumber, RingMeMaybe, etc...) Applicant should have experience configuring SIP, deploying asterisk/plivo environments and drafting functional workflows along with technical designs. English required.