After competing for India at the 2009 Asian Indoor Games and then participating in the Super Fight League, she played a leading role in Sudha Kongara Prasad's Tamil film Irudhi Suttru (also simultaneously shot in Hindi as Saala Khadoos) alongside R.

[1] She received Filmfare Awards three times for the same role in three languages: Tamil (Irudhi Suttru), Hindi (Saala Khadoos) and Telugu (Guru).

She was spotted by director Sudha Kongara Prasad in an advertisement for the Super Fight League, and she later auditioned to play a leading role in her bilingual film, Irudhi Suttru (2016), titled Saala Khadoos in Hindi, after the makers managed to contact her through the competition's chairman, Raj Kundra.

[5] Ritika received rave reviews for her portrayal, with Sify.com stating "she is a marvelous discovery" and "her lip sync, body language, and gait are major highlights for the film".

[13][14] Ritika plays a key role in Vettaiyan (2024) who is part of a team of investigators with Rajinikanth's character at the helm.