Nitish, born in Bhilai, India, obtained his BFA and MFA in Painting from the Indore School of Art in 1998. His solo exhibitions include: 2015 - Sumukha Art Gallery, Bangalore; 2014 - Bharat Bhawan, Bhopal, alongside Shakti Bhattacharjee; 2012 - Gallery Art Motif, New Delhi; 2011 - "Back Channel," Gallery Indigo Blue, Singapore; 2009 - Gallery Art Motif, New Delhi; 2008 - India Habitat Centre, New Delhi, and the Institute of Contemporary Indian Art, Mumbai; 2003 - Jehangir Art Gallery, Mumbai; and 2002 - Tao Art Gallery, Mumbai.

In 2023, he received the Young Achievers Award, presented by the Honorable Governor of Kerala, Shri Arif Mohammed Khan. Nitish actively participates in various artist residencies both domestically and internationally.

He currently resides and works in Navi Mumbai, Maharashtra, India.