[5] On 22 January 2020, as both first team regulars Lucas Veríssimo and Felipe Aguilar were injured, Alex was included in Jesualdo Ferreira's 28-man squad for the 2020 Campeonato Paulista.

[6] On 1 July, he further extended his contract until 2024,[7] and made his debut for the club on 16 August, replacing injured Veríssimo in a 3–1 home win against Athletico Paranaense.

[8] Alex made his Copa Libertadores debut on 24 September 2020, again replacing Veríssimo in a 2–1 away defeat of Delfín SC.

[10] On 17 August 2021, Alex moved abroad and joined Portuguese Primeira Liga side Famalicão on a one-year loan deal.

[12] An immediate backup to starters Maicon and Eduardo Bauermann, he scored his first goal for the club on 25 October, but in a 3–2 away loss against Flamengo.