Career
Joshi started his political career as a student leader. He was elected as Secretary of Free Student Union at Trichandra College (1982–1984), first college of Nepal. He is one of youngest office bearer at Kathmandu Metropolitan City, where he was elected as Deputy Mayor at the age of 27 in the first election of local bodies held after the restoration of democracy in 1990.
During his tenure (1992–1997), he contributed significantly both on modernizations of the city and preservation of cultural heritages.
Nabindra Raj Joshi grew up listening the daring stories of Bishweshwar Prasad Koirala and Ganesh Manitoba Singh and was influenced by their social democratic values and ideologies. Joshi is also a board member in Kantipur College of Management & information Technology (KCMIT) and president of Bir Ganeshman Academy.
He was the executive producer of Bir Ganeshman, a movie depicting life and time of late Ganeshman Singh.