[1] At the end of 2012, Polina Fedorova was officially approved as a member of the Russian main artistic gymnastics team for the next Olympic cycle.

[2][3] At the 2013 Russian National Championships, she won the bronze medal in the all-around team competition (with the team of the Volga Federal District)[4] and silver on the beam.

[5][6] In November 2013, Fedorova won the all-around gold in the international KSI Cup in Budapest.

[8][9] Fedorova was selected as the alternate for the Russian squad at the 2014 World Artistic Gymnastics Championships.

2019 Fedorova was initially named to Russia's team for the 2019 Summer Universiade; however, she was replaced by Uliana Perebinosova before the competition began.