He currently plays for Slaven Belupo, wearing the number 19 shirt. He plays primarily as a Forward. He stands at 187cm tall and weighs 80kg. His current market value is estimated at 50K €.

His most recent move was a from FC Phoenix Banjë to Slaven Belupo on 2024-08-06.

In the Croatian Football League 2025-2026 season, ernis qestaj scored 0 goals and provided 0 assists across 14 appearances, averaging 0 goals per game with 4 shots attempted and 1 on target.