Malvika Subba was crowned Miss Nepal on 7th December 2000 and along with winning the crown, she was also awarded with the Special Award of Miss Personality, Miss Best Hair and Miss Talent. She has worked for Call Kantipur as a Tv host ever since. In 2008, she worked for Voice of India, MTV EXIT as the Ambassador for Human Trafficking. Subba has also been associated with Youth Spokesperson for Action Aid's Hunger-Free Campaign, HIV/AIDS Youth Leader by UNICEF and worked with Shangrila Housing as Sales and Marketing Manager in 2009–2011. She worked as the chief editor for one of Nepal's leading fashion and lifestyle magazine, Navyaata. In 2011, Subba established her own retail clothing store with in-house designers. She is the Co-Founder and Creative Director of House of Alternative Apparel also known as HAA and Himalayan Climate Initiative (HCI).