Career
He is a two-time Olympian (2004 and 2008) and a multiple-time Moldovan record holder in the 100 and 200 m breaststroke. Postica made his first Moldovan team at the 2004 Summer Olympics in Athens, where he competed in the men"s 200 m breaststroke. He edged out Kyrgyzstan"s Anton Kramarenko to take a sixth spot and forty-fifth overall by more than a second in 2:27.21.
At the 2008 Summer Olympics in Beijing, Postica qualified for the men"s 100 m breaststroke by eclipsing a FINA B-standard entry time of 1:03.71 from the Russian Open Championships in Saint St. Petersburg.
He challenged five other swimmers on the second heat, including two-time Olympian Nguyen Huu Viet of Vietnam. Postica raced to second place by 0.11 of a second behind Panama"s Edgar Crespo in 1:03.83.
Postica failed to advance into the semifinals, as he placed fifty-fourth overall on the first night of preliminaries.