Şamiloğlu sustained an ulnar collateral ligament injury of the elbow at the 2007 World Artistic Gymnastics Championships, which was a qualification competition for the 2008 Summer Olympics. After recuperating, he won the bronze medal at the 2008 European Men's Artistic Gymnastics Championships held in Lausanne, Switzerland. Due to a Achilles tendon rupture sustained four days before the 2011 World Artistic Gymnastics Championships - Olympic qualification in Tokyo, Japan, Şamiloğlu lost the chance to participate in the 2012 Summer Olympics.