He is on the books of HNK Orijent 1919 and wears shirt number 8. His main role on the pitch is Forward. His stronger foot is Right.

His latest transfer saw him join Sarajevo from HNK Orijent 1919 via Loan on 2026-06-30.

During the Croatian First Football League 2025-2026 campaign, Gelson Rocha made 2 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 0 shots, with 0 on target.