Kaushik is one of the promising vocalists in India. His father Late Nadiendu Goswami was an eminent scholar and mother Smt. Bela Goswami is niece of great musician Late Anupam Ghatak. That is how he was brought up in and out in a musical environment right from his childhood.
He learnt music from Sri Supati Ghosh, Sri Chinmoy Bhattacharya and Sri Amaresh Chowdhury. He is one of the notable disciples of Pandit Ajay Chakrabarty.
He has already bagged numerous prizes in different music competitions which include Rajya Sangeet Academy State Level competitions, All Bengal Music Competiotion arranged by Anil Bagchi Smriti Samsad in 1997, Times FM Music Competition (Surer Akakshe Hindustan Biscuit), Gaan Sudhu Gaan of DD Bangla in 2001.
Apart from those mentioned above, he was one of the megasemifinalists of Zee TV Sa Re Ga Ma (Hindi) in 2001.
He is also a senior grade artiste of Aakashvani (Bhajan, Najrulgeeti, Bangla Adhunik Gaan) and a frequent performer of Doordarshan, Tara Music, Aakash Bangla, Zee TV, Zee Bangla, ETV etc. He is also an enlisted Rabindra Sangeet artiste of Bangla Sangeet Mela. He has been upgraded to 'A' Grade in "Akashbani". In the year 2007-2008 he was one of the groomers of GMI (Gane Moor Indradhonu) of ETV Bangla.
He has performed in many musical concerts all over India, notable amongst which is SPICMACAY programme at IIT Kharagpur. Moreover he was the anchor of the popular TV serial - UTTARDHWANIR CHHANDE, a Musical competition for North Bengal TV networks in 2005, Lyrics, Music, Music arrangement of the title song of VOTE RANGE El BANGE - a W.B. Govt. production (telecast by 24 Ghanta) was done by him as well as sung by him in 2006.
Though in concerts, he sings Khyals, Thumris of Indian Classical origins with Old Melodies, but Kaushik's speciality is that he is everready to sing his own compositions. Recently Srikanta expressed his interest in singing Kaushik's compositions.
In 1998 his first album Chiradin Chirakal - a bouquet of his own composition of Bengali songs was published. Recently Sagarika Music Company released his second album Bhorer Barota, which comprises a number of beautiful Bengali songs composed by him. Lyrics of some of them are also his own creation. An album titled Gaane Gaane Bhalobeshe - a Rohan's Creation's production, sung by the six finalists of Uttardhwanir Chhande Music Competition as well as Kaushik himself is about to release shortly. Lyrics, Music and Music arrangements of this album is also his another creation.
Presently he is not only one of the most eligible faculties of Shrutinandan, the ace music institute of international repute as well as the dream creation of Pandit Ajay Chaktraborty but some of his compositions are a few of the musts in the syllabus here.
Recently he was amongst the eminent judges panel of Young Talent Search Contest in Indian Classical Vocal Music organized by Dover Lane Music Conference committee held in December 2006.