John McGuinness has extensive experience in software engineering and development, having worked for notable companies including Amazon, MasterCard, and BJC HealthCare. McGuinness began a career in 1997 as a Software Engineer at Intelligent Optimization, focusing on C++ development. Over the years, roles included Senior Software Engineer and Software Development Manager at Amazon, where software was developed for various platforms. Other significant contributions included technical leadership on the MasterCard Rewards Loyalty System and work as a Consultant for Thomson Reuters on financial market data handlers. In addition to technical roles, McGuinness served as an Adjunct Instructor at ITT Technical Institute, teaching various programming languages. Educational qualifications include a Bachelor of Science from Washington University in St. Louis.
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