He is on the books of Coimbra EC U20 and wears shirt number 3. His main role on the pitch is Midfield. He measures 187cm in height and weighs 74kg.

Over 1 appearances in the Brazilian Campeonato Catarinense Division 1 2026, Alex Paulino de Castro contributed 0 goals and 0 assists, completed 0 key passes from 0 total passes, and posted a passing accuracy of -.