Commenced his knowledge in Carnatic music from both his parents at a very young age, Sai-Nivaeithan was inspired and influenced highly by his father's Guru maestro Kaaraikkudi Mani.
Although at the age of 12, he received high acclaim from Sri Kaaraikkudi Mani at his debut concert, Sai-Nivaeithan continued his development and demonstrated his strong competency in this art form through his performances in Melbourne at various concerts and dance debut concerts and annually at the Chennai Music Festival over the past 8 years.
Sai together with his younger brother Sai-Sarangan attends and listens intensely to maestro Karaikudi Mani to develop a deep understanding of modulations and accompanying techniques to play effectively in concerts with a variety of artists. The Sai-bothers have played regularly for professional artists, to name a few: Kunnakudi Balamurali Krishna, Sriram Parthsarathy, Balasri, Mandolin Raju & Nagamani, Varalakshmy Annadakumar , A. G. A. Gnansundaram, Sreyas Narayanan, Durgaprasad, Dr Ganesh, Thiagarajan Ramani at the Annual Chennai Music Festival.
Sai won the first prize in the senior category at the Sydney Music a Festival in 2010. In 2013, Sai was selected to play at the Music Academy Spirit of Youth Festival and the Krishna Gana Sabha's Gokulashtami series in a full feature concert and received high praise from his Guru Mani. Further, Sai was selected to perform at the audition held last year in Chennai AIR/TV.