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César Giancarlo Orihuela Plasencia is an experienced educational professional and entrepreneur currently serving as an AI-First Educational Test Content Creator at Trilogy and as an Independent Contractor at Crossover since July 2024. With a sustained role as an Instructor for GMAT, GRE, and SAT at Master's College since April 2016, César also founded AMSTech - Perú and holds the position of CEO at Épsilon 4 Ingenieros SAC since February 2013. Additionally, contributions as an Independent Translator for OGQ Corp and as a Mathematics Coordinator at Empresa Educativa Los Amautas illustrate a diverse career in both education and translation. César's teaching experience includes roles at Empresa Educativa Cornejo SAC and Consorcio Educativo Círculo Ingeniería from 2012 to 2016. César holds a degree in Engineering from the National University of Engineering and furthered education at the Instituto Cultural Peruano Norteamericano from 2005 to 2009.