All Services Programming & Development IVR Self Service $5/hr · Starting at $25 Developed an IVR self service for one of Africa;'s biggest ISPs. The solution was based on asterisk with dialplan connecting to the the billing system via webservice (SOAP) About $5/hr · Ongoing Download Resume Developed an IVR self service for one of Africa;'s biggest ISPs. The solution was based on asterisk with dialplan connecting to the the billing system via webservice (SOAP) Skills & Expertise AsteriskBillingSoapUISystems EngineeringTelecommunications SystemsVoIPWeb Services 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Telecommunications Systems ManagersVoIP ServicesComputer ProgrammersMySQL DevelopersjQuery DevelopersBilling ServicesPerl DevelopersJavaScript DevelopersPython DevelopersSoapUI Testing Tool ExpertsWebrtc DevelopersWeb ServicesPHP Developers