Miullen is a 28-year-old professional football player from BRA. He plays primarily as a Forward. His preferred foot is Right. His current market value is estimated at 300K .

His most recent move was a from Hibernians FC to Erbil SC on 2026-07-09.

In the Malta Super Cup 2026 season, Miullen scored 1 goals and provided 0 assists across 1 appearances, averaging 1 goals per game with 0 shots attempted and 0 on target.