Jeferson Marques

Jeferson Marques is a data scientist with a strong background in fraud prevention, data analysis, and artificial intelligence model development. Currently a Senior Data Scientist at Trustly, Jeferson develops advanced models for fraud detection and has previously worked at Pagar.me, Stone, and the Tribunal de Contas do Estado de Goiás. With a Computer Science degree and certifications in data science and AI, Jeferson is skilled in utilizing a variety of technologies, including Python and SQL, to tackle complex data challenges. Fluent in Portuguese and proficient in English, Jeferson demonstrates strong communication and collaboration skills while mentoring junior colleagues and contributing to cross-functional teams.