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Andreina Castellanos is an experienced English and Spanish trainer currently teaching at Learnlight since June 2023, after a diverse freelance career as an ESL teacher since July 2018 focusing on personalized material creation for various skill levels. Additionally, Andreina has worked as a freelance audio engineer on Fiverr since October 2017, specializing in audio editing and sound design. Prior experience includes video editing at Telmerka Comunicaciones S.A. from December 2019 to April 2023 and captioning for the National Accessibility Center from February 2020 to June 2022. Other notable roles involved dubbing and post-production at several studios, contributing to various media projects. Andreina's educational background comprises multiple qualifications in music, film, and sound engineering, showcasing a strong foundation in both creative and technical disciplines.