Mallika completed her Bachelor of Visual Arts Rabindra Bharati University, 2002 and her Masters of Visual Arts from Rabindra Bharati University 2004. Since the year 2003, her works have been regularly exhibited in solo and in group exhibitions at different galleries in Kolkatai and Mumbai. She has participated in workshops organized by Lalit Kala Akademi 2014, Environmental Art, Kolkata 2013, Rajya Charukala Parsad, Kolkata 2012.
She is the recipient of Best Painting Award from Birla Academy of Art & Culture, Kolkata 2014, Best Painting Award Academy of Fine Arts, Kolkata 2010, Best Painting Award from Rajya charukala Parshad, 2014, Best Painting Award titled Reflection of Another Day, Kolkata 2005, 2006 & 2009, Certificate of Merit from Academy of Fine Arts, Kolkata 2008, Nirod Baran Memorial Award, Rabindra Bharati, Kolkata 2004, Bhutnath Mukherjee Smriti Puraskar, Rabindra Bharati, Kolkata 2014. Her works are in collection in India and abroad.