[3] After switching to pairs, Davankova joined Sergei Dobroskokov's group and skated with Semion Kazantsev during the 2010–11 season.

They were seventh in the short program but finished fifth overall, receiving the highest TES in the free skate ahead of the gold medalists Vera Bazarova / Yuri Larionov.

In February 2012, they won the gold medal at the 2012 Russian Junior Championships after placing first in both the short and free segments.

At their second event, in Zagreb, Croatia, they took the bronze and qualified for the JGP Final in Sochi, Russia, where they won the silver medal behind Lina Fedorova / Maxim Miroshkin.

In January 2013, Davankova injured her leg at a training session, resulting in the pair withdrawing from the 2013 Russian Junior Championships.

[10] In late March, Deputat injured his right leg and decided to undergo a meniscus operation.

Davankova/Deputat were assigned to the 2014 World Junior Championships in Sofia, Bulgaria, where they finished fourth after placing third in the short program and fifth in the free skate.

[11] Davankova considered a junior-level partnership with Maxim Bobrov, skating with him for three weeks, before receiving a proposal from more experienced pair skater Alexander Enbert and coach Nina Mozer.