Former Principal Engineer for eRx, Formulary Checking, Eligibility and Drug History for a large ePrescribing/EHR/Insurance Payor company providing direct services to healthcare providers and professional services (HL7, NCPDP and X12N messaging) to insurance companies (BCBS, HFHS and other large payors) Former Principal Engineer of Message Distribution Centers and SMS Wireless Internet Gateways for a large telecommunications company providing messaging services (WCTP, SMPP, SMTP) for Verizon, AT&T Wireless and other large wireless telecommunications companies. Extensive background in REST (XML and JSON) and SOAP