Competing for Ukraine, Dorozhon came in third at the 11th IAAF World Junior Championships, and finished 14th in the women's javelin throw event at the 2012 Summer Olympics. She won the 2013 István Gyulai Memorial with a throw of 61.31 m, the 2013 Ukrainian Championships with a throw of 62.01 m, and the 2014 IAAF World Challenge Seiko Golden Grand Prix with a throw of 59.15 m in Tokyo, Japan.