Born in Osasco, São Paulo, Brazil, Saulo began studying double bass in 2013, at the age of 13 at the Instituto GPA in Osasco, under the guidance of Renata Jaffé. In December 2015 he won the Young Soloist Competition of the IGPA Orchestra. He studied with Rafael Rodrigues, Sergio de Oliveira and Pedro Gadelha. In November 2017 he joined the São Paulo State Youth Orchestra, where he worked regularly with conductor Cláudio Cruz. In June 2018 he won the orchestra's Young Soloists contest, and in September 2018, he became section leader.

During the summers of 2019 and 2022, he was a member of the Schleswig-Holstein Musik Festival Orchestra. He has worked with several successful musicians around the world, including the conductors Christoph Eschenbach, Manfred Honeck, Ton Koopman and Sir Mark Elder, and soloists Pacho Flores, Kian Soltani, Veronika Eberle and Steven Isserlis.

He is about to start his second year as an undergraduate at the Royal Northern College of Music, where he studies with Jiří Hudec. After a successful audition in October 2022, through Black Lives in Music’s Recruiting Classical scheme, he was put on the extra-player list of four professional orchestras: the Royal Philharmonic Orchestra, Royal Liverpool Philharmonic, Royal Northern Sinfonia, and Bournemouth Symphony Orchestra.