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Raul Sanchez is a seasoned data science professional with extensive experience in machine learning, data analysis, and natural language processing. Currently serving as a Staff Data Scientist at Kueski since May 2022, Raul focuses on recommender systems and information retrieval. Prior roles include Senior Machine Learning Engineer at Yalo, where Raul developed NLP features for chatbot solutions, and Lead Data Scientist at Kueski, overseeing risk and fraud prevention for a buy-now-pay-later solution. Raul's career also includes positions as a Data Scientist at Kunumi, Graduate Student Researcher at Universidade Federal de Minas Gerais, Front End Developer at FanFair Entertainment Group, and participation in an undergraduate research program at AVNTK S.C. Raul holds a Master's degree in Computer Science from Universidade Federal de Minas Gerais and a Bachelor's degree in Computer Systems Engineering from Instituto Tecnologico de Tepic.