The young midfielder had brief passages in Jacarepaguá Tênis Clube and the Jequiá da Ilha before reaching Flamengo's youth team as a prospect for the future.

At that time, Negueba, who was only 18 years old incomplete, won a vote of confidence not only of the veteran manager, but the entire squad represented by team captain Leonardo Moura.

[6] On September 1, almost eight months after his arrival to the club, Negueba finally made his debut for São Paulo FC, coming from the bench at 82 minutes in a 0–0 draw against Botafogo, for the Brazilian Série A.

"[7] Two days later, Negueba made his second game wearing the shirt of Tricolor Paulista, this time in a 1–0 victory against Náutico, again coming from the bench in the second half.

"[8] However, two months before the end of his contract with São Paulo, Negueba, not being a part of Muricy Ramalho's plans, was dismissed by the club, returning to Flamengo.