Sangeetha is a trained , and her screen presence is often celebrated through viral clips and movie highlights.

Born into a family with deep filmmaking roots in Chennai (her grandfather, K.R. Balan, was a prominent producer), Sangeetha initially entered the film industry using the screen name in Malayalam cinema. After a few initial roles in the mid-to-late 1990s, she found her true breakthrough in the Telugu film industry (Tollywood).

Sangeetha initially debuted under the screen name Rasika in the mid-to-late 1990s. However, her major breakthrough arrived with Krishna Vamsi's highly impactful patriotic drama, . Her portrayal of Seethamahalakshmi, an aspiring and bubbly actress paired opposite Ravi Teja, became an overnight sensation. This performance earned her the prestigious Filmfare Award for Best Supporting Actress – Telugu , establishing her as a powerhouse talent.