[1] Born in Cachoeiro do Itapemirim, Espírito Santo, Serafim only played amateur football in his home state before joining Guarani's youth sides in 2017, aged already 18, after a trial period.
[2] He made his senior debut with the club on 22 July of that year, coming on as a second-half substitute for Caíque in a 1–1 away draw against CRB.
[3] On 31 August 2018, after being rarely used, Serafim moved abroad and joined Portuguese LigaPro side Oliveirense on a three-year contract.
[4] He made his debut abroad on 22 September, replacing compatriot Alef Manga in a 1–1 home draw against Porto B, but also featured rarely for his new side.
In October of that year, he was registered in the squad of União Barbarense for the Campeonato Paulista Segunda Divisão,[6] before moving to Monte Azul the following February.