355579 SMS API or Script

Greetings, Hello All, I need a SMS API or script integarted in my community website ,so that member can post on other members wall as well as on his wall from their mobile like [login to view URL] show me the website where you have done such work .If i like i wil hire you immediately .Only serious programmer who knows what i m asking to do .No time waster or newbie please! Thanks Matt