He is on the books of Agua Santa SP Youth and wears shirt number 11. His main role on the pitch is Forward. His stronger foot is Right. His estimated market valuation currently stands at 50K €.

His latest transfer saw him join Agua Santa SP Youth from Aruko Sports Brasil via Loan on 2026-11-30.

During the Brazilian Serie D 2025 campaign, Jonatas Santos Martiniano made 1 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 0 shots, with 0 on target.