On 27 December 2011 Alper joined the Fenerbahçe team with a transfer fee of € 5 million.
Potuk was born in Bolvadin, Afyonkarahisar Province, on 8 April 1991 where his father worked in a fabric factory, while his mother was a housewife.
Potuk has one older brother and one younger sister.
He began playing football with friends in the street, receiving a strong backing from his family, especially his father and brother; his brother would often give him a ride to watch Afyonkarahisarspor training sessions.
Potuk's family relocated to Eskişehir because of his father's job. Çifteler Spor a local club signed the youngster in 2002, and he competed in their youth teams for three years. In a match against Eskişehirspor, Potuk scored his team's only goal in a 1 to 4 loss, impressing the Eskişehirspor coaches.
The club signed the youngster in 2005, and Potuk made his professional debut five years later.