Debanjan has participated in several group shows: Seattle Art Museum, USA; Akar Prakar at India Art Fair, New Delhi, 2014; Bangladesh Art Biennale, Dhaka, 2013; Vermont Studio Centre Residency Open Studio show, Johnson, USA, 2011 and 2012; Enduring Legacy, Berlin and Munich, Germany; Reprise, Aicon Gallery, London; Masterpieces of Indian Art – North Carolina, Aicon, and Dalip and Monica Awasthi; and Who has seen Mr. Gandhi? at Tangerine, Bangalore, 2010, to name a few.
Among the residencies he has attended include Chateau De La Napoule, Nice, under the Asiatic Museum, Nice, France, in collaboration with Akar Prakar, India, 2016. He has been awarded the Navonmesha Puraskar by Lath Sarvoday Trust, Kolkata, 2005; Nirman Art Award, Kolkata, 2004; Lalit Kala Akademi Scholarship, New Delhi, 2002; and Junior Fellowship, Ministry of Tourism and Culture, Govt. of India, among other honours.
The artist lives and works in Kolkata.