She began to display vocal talents at the age of two and a half, whereupon her perfect pitch ensured her entrance into a group for gifted children at the prestigious Reinhold M. Gliere Music College in her hometown.

Moreover, at age 6, Tarasova joined the "Chunga-Changa" show theatre, which provided the singer with acting classes and the opportunity to perform leading roles in musicals.

[4] On 2 August 2013, Sofia competed in the Ukrainian selection for the 2013 contest with her song "We Are One," finishing first in a field of 20 candidates, winning the right to represent her nation.

Tarasova was chosen to read the points for Ukraine at the Junior Eurovision Song Contest 2014 in Marsa, Malta on 15 November.

[citation needed] Tarasova competed for the second time at the Euro Pop Contest and on 1 December 2014 she won first place in the 10–13 category.

She started performing under the pseudonym SOFA and released three singles "Мы стоим у воды" (We're standing by the water), "Киев-Москва" (Kiev-Moscow), and "Харизма" (Charisma).

"Не обижай меня" (Don't hurt me) and the feature song "Одуванчиков поле" (Dandelion Field) were released afterwards.