Mithun has done MVA from Rabindra Bharati University, Kolkata. A solo exhibition of his paintings was organized by the Right Lines Art Gallery, Bangalore. He has participated in the Annual Exhibition of the Birla Academy of Art & Culture in 2010, a Duo-show organized by the Emami Chisel Arts, Kolkata at the South City Mall, Kolkata. He was selected in the GenNext II in 2007. He has participated in a group show at the Sanskriti Art Gallery, Kolkata, Annual Exhibition of the Academy of Fine Arts, Kolkata in 2009, group show in the Birla Academy in 2008, group show at Gallery Exposure and Gallery Upstairs in the same year. He has partciapted in several art fairs like the Birla Academy Kala Mela in 2007, Concern for Art Fair in 2005 and Art fair organized by the Emami Chisel Arts in 2009. Mithun has also attended the Charukala Utsav in 2000 and 2001 and has been awarded the Art for Excellence award by Nirmaan in 2008.

Working as professional artist from last fifteen years based in kolkata. He has been awarded the most prestigious international Grant of the Art world for twice from the Pollock Krasner Foundation, New York beside this received couple of award from government of West Bengal, Birla Academy Award, Nirman Award, Junior Fellowship from ministry of Culture govt of India etc. Now working under a scholarship given by the veteran artist Mr. Jogen Chowdhury. Participated in several prestigious national and international exhibitions. Works collected in France, London, Singapore, New York etc in abroad and also by the prestigious collectors in India. Participated in several National level art camps and the LalitKala Akademi also collected works through the Art camps.