In 2011, she won the bronze medal with the national team at the Women's European Volleyball Championship held in Belgrade, Serbia.
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The next year, she was again part of the youth national team, which became runner-up at the Balkan Championship in Sarajevo, Bosnia and Herzegovina.
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Kestirengöz debuted in the youth national team in 2008, which won the gold medal at the Girls' Youth Balkan Volleyball Championship held in Portaria, Greece.