Her debut role as one of the lead actresses (other being Samyuktha Varma) was in Lal Jose's Chandranudikkunna Dikkil in 1999, when she was in the ninth grade.

Kavya first appeared as a child artist in Kamal's film Pookkalam Varavayi (1991) at the age of six in a cameo role along the students in a bus.

Subsequently, she was offered parts in other projects such as Pavam IA Ivachan (1994), Parassala Pachan Payyannur Paramu (1994) by P. Venu and Azhakiya Ravanan (1996), directed by Kamal.

She also acted in films with Mammootty and Mohanlal, and in movies with several stars, such as Ee Pattanathil Bhootham, Christian Brothers and China Town.

[8] She was part of big grossers like Christian Brothers and China Town in 2011 and was selected as Top Star (Female) 2011 in Malayalam.

[citation needed] Devi, Praveena, Bhagyalakshmi and Vimmy Mariam George and Nithuna Nevil Dinesh have also lent their voices in some films.

In April 2013, Mathrubhumi Books published a collection of memoirs written by Kavya, titled Kathayil Alpam Kavyam which gives a glimpse into her childhood memories and the experiences of her school days and in the film industry.

The book was released by writers Subhash Chandran and Deedi Damodaran at a function held in K. P. Kesava Menon Hall in Kozhikode on 11 April.