A former individual gymnast, Dubova has competed at the 2013 Russian Junior Championships finishing 13th in the all-around, she was coached by Anna Shumilova. Dubova later began competing in group and was a member of Russian Group that competed at the 2013 European Junior Championships with Russia taking the gold medal scoring a total of (33.916) ahead of Belarus (32.700) and Bulgaria (32.532) in the all-around competition. They won another gold medal in 5 hoops final.