Kasperovich grew up in Minsk and started to train in gymnastics at the age of six. Since 1995, he was competing internationally, and in 1997, he won a silver medal in the team competition at the 1997 World Artistic Gymnastics Championships. In 2000, he qualified in the vault competition at the Olympics but got injured just before the Olympics and did not compete. In 2004, Belarus did not qualify for the Olympics.