He started canoeing at age seven and was coached by his father Sergey Petrovich, Master of Sports of USSR and Ukraine.

His first notable success was in 2001, winning the bronze medal at the "Honour" tournament in Kyiv in the 200 m.[1] Together with other Ukrainian sportsmen in 2009, Kraitor decided to receive Azerbaijan citizenship to compete for the Azerbaijan team.

At the 2011 ICF Canoe Sprint World Championships he won gold in 4 × 200 m. In the autumn of 2012 he did not extend his contract with Azerbaijan, and in 2013 received Russian citizenship.

He won several Russian cups and Junior Championships and was successful at the 2013 Summer Universiade in Kazan, Russia.

He graduated from the State Academy of Physical Culture of Volgograd.