Anomaa Rajakaruna has traveled extensively in Sri Lanka, documenting the lives of community groups, particularly the lives of women and children in these communities. She has addressed issues such as women in armed conflict, displacement, sexual harassment, and violence against women. She uses photography and documentary film for expression and has won several awards for her work, both nationally and internationally. She is the first female editor of a cinema journal in Sri Lanka and edited 'Chithrapat,' a Quarterly Cinema Magazine published by the National Film Corporation of Sri Lanka, and a Quarterly Cinema Journal, '14 - Prakashanayata Awakashayak.'
Rajakaruna is the Festival Director of the Jaffna International Cinema Festival (since 2015) and the Founder and Festival Director of Agenda 14 Short Film Festival (since 2011) in Colombo. She has served as a juror at over 20 national and international film festivals.