Selezneva married Russian TV Host Organizer and Sports journalist Sergey Gladun on 18 August 2021.

[8] In 2014, at the 2014 Russian Championships, Selezneva won gold in Clubs ahead of Arina Averina who took the silver medal respectively.

In 2015, Selezneva had her highest placement finishing 4th in all-around at the 2015 Russian Championships, she won gold in the ribbon apparatus final.

She qualified to all the apparatus finals taking 2 gold medals in hoop, ball, silver in clubs and bronze in ribbon.

[16] At the 2018 Russian National Championships, Selezneva won the bronze medal in the all-around competition behind Dina Averina and Aleksandra Soldatova.

At the 2018 Grand Prix Kiev, she won the gold medal in all-around with a total score of 72.350, ahead of Katrin Taseva and Maria Sergeeva.

Selezneva participated at the 2018 Sofia World Cup, finishing with a silver medal in the all-around competition, behind teammate Aleksandra Soldatova.

On 27–29 April Selezneva then competed in a World Challenge Cup event at the 2018 Baku World Cup where she won finished 11th in the all-around after a disastrous clubs and ribbon routine, she qualified in 1 apparatus winning the gold in hoop ahead of teammate Maria Sergeeva.

On 16–17 May Selezneva competed at the 2018 Holon Grand Prix and won the all-around bronze medal with a total of 72.050 points, she qualified in 2 apparatus: ball and ribbon, however she took the placement qualification of Soldatova in hoop and clubs after she withdrew from competition in the event finals, Selezneva won silver in ribbon, bronze in clubs and finished 4th in hoop, ball.