He signed a youth contract, until June 2009, in February 2007.
The club then contacted his parents and formally offered the player a youth contract.
Following the trial, he was signed to a youth contract and joined the club's academy in 2005.
He signed a youth contract with the club in 1999, but never played a professional match for the club.
His career began in 1959 when he signed a youth contract with Íbis.
The 2011-12 season was the final year of his youth contract.
They signed him to a youth contract with Manisaspor in 2006.
He signed a youth contract until June 2008 in March 2006.
The club signed Demir to a youth contract at age 12.
He signed a 3-year youth contract in January 2006.