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Hans Jeffrey G. is a Software Engineer at Mastercard since September 2021, where responsibilities include conducting testing and support to enhance customer experience, reproducing reported issues using Postman and JavaScript, and serving as a subject matter expert for technical support inquiries. Prior to this, Hans held an internship as a Data Warehouse Engineer at Signifiance Consulting and worked as a Seasonal Sales Associate at H&M. Educational qualifications include a Bachelor's degree in Computer Science from the University of Utah and an Associate's degree from Salt Lake Community College, alongside attendance at Itineris Early College High School.