Career
1. Football Club Köln
He made his debut for the main team on 24 August 2008 in a game against Eintracht Frankfurt. He has played a game for the German U-19 national team İstanbul B.B.
On 11 September 2011, Sunday, at 1st week of 2011-2012 Süper Lig, Yalçın was subbed on Doka Madureira and made his official Süper Lig debut, against Galatasaray, in which ended 2–0.