Born in Nanuque, Minas Gerais, Alex Silva joined Atlético Mineiro's youth setup in January 2013.
Alex Silva subsequently had unassuming loan spells at Sport Recife, Ferroviária and América Mineiro before returning to Galo in May 2017, acting as a backup to Marcos Rocha.
[9] He subsequently signed for Água Santa,[10] where he was a starter during the 2022 Campeonato Paulista; in February, during a match against Novorizontino he fainted on the field unconscious, being led to a hospital by ambulance.
[12] In January 2023, he moved abroad for the first time in his career after signing for Sudan Premier League side Al-Merrikh,[13] but returned to Brazil in April, after the start of the Sudanese civil war.
On 1 April 2024, he moved to Mirassol on loan,[16] and was a backup to Lucas Ramon in the club's first-ever promotion to the top tier.