He has appeared in the Star Jalsa soap operas Ekhane Aakash Neel, and Ishti Kutum, where he played the role of the male protagonist Archisman Mukherjee.
[1][2] Rishi was born and grew up in an Assamese family in Tezpur, Assam.
His original name is Kamakhyakinkar Kaushik, while his pet name is Rishi.
His debut film in Bengali is Kranti directed by Riingo Banerjee, where he played a negative role.
His breakthrough performance is Ekdin Pratidin in Zee Bangla and Ekhane Aakash Neel in Star Jalsha.