She began her career as a television anchor and entered cinema playing supporting and comedic roles.

She was then offered an opportunity to act in the Doordarshan serial Kanavugal Ilavasam, which led to her landing a role in the mystery series Marmadesam by Naga.

Devadarshini became part of the series' second installment, Vidathu Karuppu, which she considers a "big turning point" in her life as it established her in the industry.

[4] In 2015, she won the Tamil Nadu State Film Award for Best Comedian for 36 Vayadhinile and Thiruttu Kalyanam.

[1] Her daughter, Niyati Kadambi, made her debut in 96 portraying the younger version of her mother's character.