He is currently the Principal of RCC Institute of Information Technology, Kolkata, India. In addition, he is also serving as the Dean (Research and Development and Academic Affairs) of the institute. Prior to this, he was the Professor of Information Technology of RCC Institute of Information Technology, Kolkata, India. He served as the Head of the Department from March, 2014 to December, 2016. Prior to this, he was an Associate Professor of Information Technology of RCC Institute of Information Technology, Kolkata, India from 2011-2014. Before that, he served as an Assistant Professor in Computer Science and Information Technology of University Institute of Technology, The University of Burdwan, India from 2005-2011. He was a Lecturer in Information Technology of Kalyani Government Engineering College, India during 2001-2005. He is a co-author of 4 books and the co-editor of 8 books and has more than 170 research publications in international journals and conference proceedings to his credit. He has got a patent on intelligent colorimeter technology. He was the convener of the AICTE-IEEE National Conference on Computing and Communication Systems (CoCoSys-09) in 2009. He was the member of the Young Researchers' Committee of the WSC 2008 Online World Conference on Soft Computing in Industrial Applications. He has been the member of the organizing and technical program committees of several national and international conferences. He served as the Editor-In-Chief of International Journal of Ambient Computing and Intelligence (IJACI) published by IGI Global, Hershey, PA, USA from 17th July 2014 to 06th November 2014. He was the General Chair of the IEEE International Conference on Computational Intelligence and Communication Networks (ICCICN 2014) organized by the Department of Information Technology, RCC Institute of Information Technology, Kolkata in association with Machine Intelligence Research Labs, Gwalior and IEEE Young Professionals, Kolkata Section and held at Kolkata, India in 2014. He is the Associate Editor of International Journal of Pattern Recognition Research. He is the member of the editorial board of International Journal of Engineering, Science and Technology and ACCENTS Transactions on Information Security (ATIS). He is also the member of the editorial advisory board of HETC Journal of Computer Engineering and Applications. He is the Associate Editor of the International Journal of BioInfo Soft Computing since 2013. He is the Lead Guest Editor of the Special Issue on Hybrid Intelligent Techniques for Image Analysis and Understanding of Applied Soft Computing, Elsevier, B. V. He was the General Chair of the 2015 IEEE International Conference on Research in Computational Intelligence and Communication Networks (ICRCICN 2015) organized by the Department of Information Technology, RCC Institute of Information Technology, Kolkata in association with IEEE Young Professionals, Kolkata Section and held at Kolkata, India in 2015. He was the Lead Guest Editor of the Special Issue on Computational Intelligence and Communications in International Journal of Computers and Applications (IJCA); Publisher: Taylor & Francis, UK in 2016. He is the Editor of International Journal of Pattern Recognition Research since January 2016. He was the General Chair of the 2016 International Conference on Wireless Communications, Network Security and Signal Processing (WCNSSP2016) held during June 26-27, 2016 at Chiang Mai, Thailand. He was the General Chair of the 2016 IEEE Second International Conference on Research in Computational Intelligence and Communication Networks (ICRCICN 2016) organized by the Department of Information Technology, RCC Institute of Information Technology, Kolkata jointly with IEEE Young Professionals, Kolkata Section and held at Kolkata, India during September 23-25, 2016. He is the member of the editorial board of Applied Soft Computing, Elsevier, B. V. He is serving as the Series Editor of the IGI Global Book Series Advances in Information Quality and Management (AIQM) from January 01, 2017. He is also Series Editor of the De Gruyter Book Series Frontiers in Computational Intelligence (FCI) from April 27, 2017.

His research interests include soft computing, pattern recognition, multimedia data processing, hybrid intelligence and quantum computing. Dr. Bhattacharyya is a fellow of Institute of Electronics and Telecommunication Engineers (IETE), India. He is also a senior member of Institute of Electrical and Electronics Engineers (IEEE), USA, International Institute of Engineering and Technology (IETI), Hong Kong and Association for Computing Machinery (ACM), USA. He is a member of Institution of Engineering and Technology (IET), UK, International Rough Set Society, International Association for Engineers (IAENG), Hong Kong, Computer Science Teachers Association (CSTA), USA, International Association of Academicians, Scholars, Scientists and Engineers (IAASSE), USA and Institute of Doctors Engineers and Scientists (IDES), India. He is a life member of Computer Society of India, Optical Society of India, Indian Society for Technical Education and Center for Education Growth and Research, India.

Convener of the TEQIP-II financially sponsored and IEEE CIS, Kolkata Chapter technically sponsored National Level Seminar on Evolutionary Multi-Objective Optimization held on March, 2017 organized by the Department of Information Technology, RCC Institute of Information Technology, Kolkata, India.

General Chair of the First IEEE International Conference on Advanced Computational
and Communication Paradigms (ICACCP - 2017) to be held during 08-10 September, 2017 at Sikkim, India.

General Chair of the 2016 IEEE International Conference on Research in Computational
Intelligence and Communication Networks (ICRCICN 2016) held during 23-25 September, 2016 at Kolkata, India.

General Chair of the 2016 International Conference on Wireless Communications, Net-
work Security and Signal Processing (WCNSSP2016) held during June 26-27, 2016 at Chiang Mai, Thailand.