Devendra started learning Tabla at the early age of Three. Thereafter his inclination moved towards vocal music and he started learning vocal music.

Devendra Singh started singing and playing instruments at school level when he was in First standard. He started participating in inter school music competitions and won many prizes.

His formal training in classical music started at the age of Fifteen when he had an opportunity to learn classical music from President awarded Pandit Dayanand Dev Gandharva. He has taken formal training in music from Dr. Prem Bhandari and Pandit Dayanand Dev Gandharva.

At college level also, he participated in Inter-College music competitions. He has represented Mohan Lal Sukhadia University at State Level Youth Festivals and has been awarded many times.

During Graduation, he appeared for audition test at All India Radio and was selected as "B" Grade artist in light music. Since then he has represented Udaipur at State Level musical competitions. He has represented Udaipur at National Level Mahotsav in 1999 held at Delhi.

At this early stage, he has judged many musical competitions including the prestigious "Sur-Taal" musical competition telecasted on Rajasthan Doordarshan in 2003.