In 2004 he was awarded the title of ‘distinguished professor’ by Brunel University[1] in recognition of his contributions in the domain of computational optimization, risk analytics and modelling.

He headed the Mathematics Department (1990-2001) and subsequently founded the Center for the Analysis of Risk and Optimization Modelling Application (CARISMA).

Professor Mitra was the founder and CEO of OptiRisk Systems where he directed research and actively pursued the development of the company in the domain of optimization and financial analytics.

After joining Presidency University, Kolkata in 1956 for intermediate science he made the choice of academic work and dropped competitive sports and hobby.

As the tradition in the family was to travel to the UK rather than USA, in 1962 he joined Queen Mary University of London for an MPhil in Electrical Engineering.

But attending a workshop in Mercury Auto (assembly) Code for numerical computation he was completely smitten by the new technology.

To the disappointment of his QMC supervisor with whom he had written two papers and designed a measuring instrument he joined the newly formed Institute of Computer Science as a temporary programmer and then a research fellow gaining a PhD in 1968.