During her studies for a degree in Crisis Management at the Faculty of Economics of the Southern Federal University, Tatiana was invited to a modeling training course by agency "Image Elite".

On 17 March 2008 Kotova[3] became a participant of the famous pop group Nu Virgos (VIA Gra in Russian spelling).

[5] At the shooting time (February 2008) Kotova[6] was not yet a participant of Nu Virgos, therefore video was filmed with Albina Dzhanabaeva and Meseda Bagautdinova.

Trio recorded two singles Anti-geisha (Антигейша)[7] and Crazy (Сумасшедший)[8] and shot videos, directed by Alan Badoev and Sergey Solodkii.

In June 2010, Kotova played a role of business-woman Ksenia Morozova in the television soap opera Happiness is somewhere near (А счастье где-то рядом)[10] directed by Vasily Mishchenko.

She compered the program Fashion Emergency assistance (Скорая модная помощь) on Muz TV Channel paired with designer Max Chernitsov.

On 18 April 2012 the song and the video In games of the nights was released (В играх ночей,[13] directed by Maria Skobeleva).

In mid-2012 new video of Kotova song Everything is just beginning (Всё только начинается,[14] directed by Sergey Tkachenko) was presented in the air of the most popular music TV channels in Russia.

The performance included both songs and new compositions ("Ex-Lovers") and remixes of some popular Russian pop-songs (I love soldiers – «Я люблю военных» Ирины Аллегровой).

In 2013, Kotova released the song Violet (ФиоЛЕТО) in the creation of which involved well-known Ukrainian singer, writer and producer Alex Potapenko (Potapov).

In December, Tatiana Kotova received an offer to play in continuing the comedy film What men are doing (Что творят мужчины).