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Rafael V. Castillo is an IT services professional with extensive experience at the Valencia Chamber of Commerce since June 1999, specializing in system administration with a focus on Mac OS, email marketing administration, technical assistance, problem resolution, server and network maintenance, and IP telephony support. Additionally, Rafael delivered a six-hour presentation on "Actualización en TICs" for the Escuela Oficial de Idiomas de Utiel in March 2014. Educational qualifications include a Full Stack Web Development Certification from freeCodeCamp, an engineering degree in Computer Systems from UOC, and a Higher Education Cycle in Computer Systems Administration from IES Abastos.