Gunajn is a qualified musician with a Ph.D. in Music from Kurukshetra University and an MPhil in Music from the same institution. In addition to her academic qualifications, she has also obtained several professional qualifications, including a Grade 5 in theory of music from Trinity London, a Grade 2 in piano from LCM.

A UGC NET qualification in Music, a Prabhakar in Sitar from Prayag Sangeet Samiti in Allahabad, a Senior Diploma in Vocal from Prayag Sangeet Samiti, and a Junior Diploma in Tabla from Prayag Sangeet Samiti.

With a wealth of professional experience in the music industry, Gunajn has worked as a music educator at Go4Guru, Furtados School of Music, Anisha Global School, and Guru Nanak Girls College. In these roles, she has taught western classical music keyboard and piano, imparted basic knowledge about the precautions and techniques for handling musical instruments, and taught techniques for making notations, scales, chords for piano and raagas for sitar.

She has also prepared course materials, evaluated and graded students' class work and performances, and organized competitions to encourage students to perform at their bes