Born in Sertãozinho, Helinho entered São Paulo FC's youth ranks in 2012. On 3 May 2018, his contract was extended until April 2023.[3] In April, he was called to the senior team for a league match against Paraná Clube.[4]
On 4 November 2018, Helinho made his first team debut, coming on as a 46th-minute substitute for Anderson Martins and scoring a goal five minutes later in a 2–2 draw against Flamengo.[5][6]