Ranjit Gazmer is from a gold merchant family of Darjeeling, West Bengal.

He was a part of a musical group called 'Sangam Club' and was also a drummer for 'The Hillians', the first-ever western band formed in Darjeeling.

Manohari Singh, a close aid of the Burmans, invited Gazmer to join him in Mumbai.

After initial introduction where he played a tune composed by himself, he was asked to be present in a recording at Film Centre, Tardeo.

When Gazmer reached there, he was surprised and happy to see that the tune which he had played in front of Burman when being introduced was being recorded.

Ranjit he has composed music for several Nepali films such as Samjhana, Kusume Rumal, Lahure, Saino, and Darpan Chaya.