Desai starred her television career in the serial Kasamh Se on Zee TV.[4] Desai left Kasam Se to act in Bollywood film Rock On!!.
On 7 September 2007, Desai entered Jhalak Dikhhla Jaa, with choreographer Deepak Singh. She was eliminated on 10 November 2007. However, she entered the contest again via the wild-card entry on 23 November 2007. Desai then landed a spot in the grand finale of the dance show on 15 December 2007 and won the first place amongst the contestants.Desai's first film was Rock On!! (2008), where she played the wife of Farhan Akhtar. Desai had to leave her role of "Bani" in Kasamh Se to act in Rock On at the age of 19