On 11 April 2007, he made his first team debut by coming on as a substitute for fellow youth graduate Dionísio in a 2–0 Campeonato Paulista home win against Juventus-SP.

[1] Back to the under-20s for the remainder of the year, Carleto only featured in one further match for the main squad: a 1–1 Série A home draw against Palmeiras on 13 October 2007.

[3] He only made his debut abroad the following 14 February, replacing injured Emiliano Moretti in a 1–1 La Liga home draw against Málaga CF.

Returning to Tricolor ahead of the 2013 campaign,[13] Carleto overcame Bruno Cortez and Reinaldo, becoming a regular starter until suffering a knee injury in June.

[14] Upon returning, he served subsequent loans at Ponte Preta[15] (where he had his deal terminated due to indiscipline problems),[16] Avaí,[17] Botafogo and XV de Piracicaba.

[21] Initially a backup to William Matheus, he became an undisputed starter for Coxa during the year,[22] being praised for his performances and winning the Bola de Prata despite his club suffering relegation.