Devi is of Swiss and Cambodian origin. She’s from a family of royals and politicians, being the granddaughter of Khmer Princess "Norodom Thiek" and the great-grandniece of former Cambodian Prime Minister "Chau Sen Cocsal Chhum".

In her youth she studied ballet ("RAD" Vocational levels) at Chiang Mai Ballet Academy in Thailand. 

She founded Cambodia's first two major classical ballet schools in 2011 and 2016, which she managed until 2019. 

She is a trained and registered ballet teacher with the "Australian Teachers of Dancing Ltd (ATOD)". She obtained her "Progressing Ballet Technique (PBT)” Level 3 certification and has been teaching it alongside ballet since 2017.