Arjuna Harjai is a popular Indian film composer, Musician and singer, working in Bollywood, known for his chartbuster songs " O Soniye " & " Kyu hua "sung by Arijit Singh & Neeti Mohan for the film Titoo MBA. 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.
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 MBA 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 MBA ran into production delays and in the mean while Arjuna's second film Calapor was released.