acquired her Masters Degree in Botany from Chaudhary Charan Singh University, Meerut, in 1991. Ph. D. Microbiology degree was awarded in the year 2001, jointly from Vallabh Bhai Patel Chest Institute, Delhi University and Institute for Functional Genomics, formerly Center for Bio-Chemical Technology, affiliated to CSIR, Delhi. She did her certificate course from Department of Modern European Languages, Delhi University, in German language. She has contributed a number of papers in the area of Molecular Biology. She has more than 18 publications in national and international journals of repute to her credit.
Dr. Joshi has vast research experience in various reputed research organisations, in the area of medical microbiology  She has worked in capacity of Assistent Professor, Consultant and Project Officer in different organisations. She has also given her services as Academic Counsellor of IGNOU M.Sc (DFSM) Program. She has been editor and co-editor  of many books, magazines and articles. Presently she is working as an editor in a reputed publishing company in Delhi