CareerMittra started her career as an actress in television. She worked in few television serials such as Khela in Zee Bangla and Mohona in Bengali TV. In 2011 she made her debut in the film 'ranjana aami aar aasbo na' and She won Star Guide Awards and zee gaurav awards for her performance in this film. In 2012 she acted in the film Bedroom which was a commercial success.she has recently been in the Femina 'power women 2012' list amongst vidya balan,soya akhtar,sneha khanwalkar and 20 others.
- Ranjana Ami Ar Ashbona (2011) played the role Ranjana which was well appreciated.
- Bedroom (2012), played the role Ritika.
- Koyekti Meyer Golpo (2012), directed by Subrata Sen, Parno played the character Molly.
- Dutta Vs Dutta by Anjan Dutt (Unreleased 2012)
- Maach misti and more by Mainak Bhaumik (2012 unreleased)
- Aami aar aamar girlfriends (unreleased.2012)
- Ekla Akash (2012, unreleased), directed by Sandipan Roy.
- Dutta Vs Dutta (unreleased)