Arunabha is a diploma holder in Cinema (specialised in Editing) from Film and Television Institute of India (FTII), Pune, and is presently working in Mumbai. He has a wide experience of editing and directing various programmes of National and International repute. Some of the programmes that he has directed include Turning Point (TV serial on DD) and Kuch Roshni Baaki Hai (Drama series shot in Mumbai and Moscow).
He has also written, directed and edited the documentary Sri Lanka's Ramayana Trail for Department of Tourism Government of Sri Lanka. He has edited;
Feature films - Vroom, Haathi ka Andaa, Waiting for You
TV serials - Hum, Mrityunjay, A Mouthful of Sky,
Short films & Documentaries - Edith Collier, a Light Among Shadows,
Narayan Gangaram Surve, Shantiniketan, A Flashback Advertisement films and promotional films.