[6] In 2023, he received prestigious J C Bose fellowship constituted by the Science and Engineering Research Board, Government of India.

Subsequently, he started his career as a research assistant at the National Chemical Laboratory (NCL) the same year.

Completing his Doctor of Philosophy (Ph.D.) in 2001, Joshi moved to the United States to pursue postdoctoral studies at the Benjamin Levich Institute (2001–2004).

[11] Joshi is a senior editor of Langmuir[12] and is on the editorial advisory board of Physics of Fluids, Rheologica Acta,[13] and Journal of Rheology.

Joshi's research includes contributions to the fields of the structure and dynamics of colloidal glasses and gels, soft matter, Rheology of complex fluids and polymer nanocomposites.

[7] His work has assisted in widening the understanding of the processing of soft matter and in the prediction of its shelf life.

[16] Invited or keynote speeches delivered by him include the 2008 Soft Materials Seminar organized by Laboratoire de physique des solides and the 18th Mid-Year Meeting conducted by the Indian Academy of Sciences in 2007.