He graduated in history from the Universidade Estadual Paulista (Unesp) and has a degree in cinema from the USP. Mendes has extensive experience as a curator and historian, with emphasis on Film History and Audiovisual Heritage. He was a researcher at Cinemateca Brasileira, where he made curatorship, editing and restoration work. He directed the short film "Eu Posso Ir" (2003) and was responsible for organizing the book "Ruy Guerra - Arte e Revolução". At the 44th Mostra, he taught, alongside Ruy Guerra, the online course "The Work of Ruy Guerra". The following year, he directed the full-lenght documentary "Tempo Ruy" (2021, 45th Mostra).