As a columnist, Joshi is especially known for his column 'Vignettes' in the Indian English daily The Tribune, through which he has documented people, history, places, and idiosyncratic things all across Himachal Pradesh.
As a retired civil servant, Joshi has been active in various civic causes in Shimla, including heritage conservation, environmental protection, and the promotion of arts.
[6] Post-retirement, he served as the administrator of Indus Hospital, Shimla, and as a member of the Board of Management, Himachal Pradesh Agriculture University (Palampur, H.P.).
[7][8] Over 2009-12, Joshi was a member of the Inter Agency Core Group in Shimla, for the Government of India - UNDP Urban Risk Reduction Project.
Joshi published a compilation of several of his column pieces in English as a book called Babudom Bosh + squibs of sweet and sour shots.