After working as a jingle composer, he debuted as a film scorer in the 2011, and debuted as a composer with Priyanshu Chatterjee starer Calapor for which he composed four original songs and background score (2013), He is the son of Delhi"s Top grade singer Lakshmi Madhusudan and composer Madhusudan Harjai.
At the age of 11 he started learning piano and studied till the Grade 8th of Trinity College, later he also studied jazz and counterpoint composition with various teachers. In 2006 he came to Mumbai and studied Indian classical music from renowned singer Suresh Wadkar and also finished his audio engineering in 2008 from Society of Automotive Engineers Institute in Mumbai. Predominantly known for composing and singing advertising jingles for brands such as Sony Bravia"s ( Phur Phur Rangeelay ), Karur Vysya Bank, Dettol, Cadbury Bournville, Kotak Mahindra Bank, Lenovo, Big Bazaar, Aquagaurd, Samsung, Maruti, Sprite, MTNL, Lovely Professional University, Ayur, Manhunt, Hillman, Marvel Tea, Lovely Sweets and many more, arjuna also continued working as a Music Producer for popular music composer Lalit Pandit for over a year on various projects including Besharam and eventually went on to compose for films as an Independent Composer in 2013.
Film music eventually came his way, when the producer of hit Punjabi films Rajan Batra approached him for his upcoming Bollywood film project Titoo Master of Business Administration directed by Amit Vats, he was in search of a new composer with a distinct vision for his film.
Although it was scheduled to be his debut, Titoo Master of Business Administration ran into production delays and in the mean while Arjuna"s second film Calapor was released.
