Indian Statistical Institute (ISI) Delhi Center,
September (2022).

Indian Institute of Science Education and Research (IISER) Bhopal,
April - June (2019).

The Institute of Mathematical Sciences (IMSc), Chennai,
May - June (2018).

Kerala School of Mathematics (KSoM), Kozhikode,
September - December (2018),  
January - February (2016),  
August - December (2015).

National Institute of Science Education and Research (NISER), Bhubaneshwar,
February (2019), 
September - October (2017), 
May (2017),  
December - January (2017),  
December - January (2016).

Alfréd Rényi Mathematical Research Institute, Budapest, Hungary,
July (2016).

Tufts University, Medford, Massachusetts, USA,
March (2016).

A simple extension of the Ramanujan-Serre derivative map and some applications, at Indian Statistical Institute (ISI) Delhi Center, September 2022.

Ramanujan–Mordell type formulas associated to certain quadratic forms of discriminant 20k and 32k, at Kerala school of mathematics Kozhikode, October 2018.

Representations of a positive integer by octonary quadratic forms,  Building Bridges: 4th EU/US summer school and workshop on Automorphic forms and related topics, at Alfred Renyi Institute of Mathematics, Budapest,  July 2018.

On the number of representations by certain quaternary and octonary quadratic forms, School on Modular forms, at Kerala School of Mathematics, Kozhikode, India, February 2018.

A formula for Ramanujan tau function, International Conference on Class Groups of Number Fields and Related Topics (ICCGNFRT), held at Harish-Chandra Research Institute, Allahabad, India, September 2017.

Refresher Course in Mathematics (Foundation Course in Vedic Mathematics) organized by Teaching Learning Centre Ramanujan College, University of Delhi during March 31 - April 13, 2024.

Faculty Development Programme (FDP), at the University of Allahabad, during August 19 - 25, 2023.

Conference on Number Theory, at Kerala School of Mathematics, Kozhikode, Kerala, India, during December 10 - 14, 2018.

Workshop on Number Theory, at National Institute of Science Education and Research, Bhubaneshwer, India, during November 30--December 6, 2018.

School on Modular Forms - Phase II, at Kerala School of Mathematics, Kozhikode, Kerala, India, during October 03 - 14, 2018.

Building Bridges: 4th EU/US summer school and workshop on Automorphic forms and related topics, at Alfred Renyi Institute of Mathematics, Budapest, Hungary during  July  09-20, 2018.

ATMW L-Function (2018), at IIT Bombay, India during June 25-30, 2018.

32nd Automorphic Forms Workshop at Tufts University, Medford, Massachusetts, USA during March 19 - 22, 2018.

School on Modular forms at Kerala School of Mathematics, Kozhikode, Kerala, India, during February 12 - 24, 2018.

AIS-Workshop on Number theory at ISI, Kolkata during December  26 - 30, 2017.

International Conference on Class Groups of Number Fields & Related Topics-2017 at Harish-Chandra Research Institute, Allahabad, India, during September 04 - 07, 2017.

GIAN course on Siegel modular forms and associated representations, by Dr. Ameya Pitale at Indian Institute of Science Education and Research, Pune, India during August 07 - 18, 2017.

Combinatorics and Number Theory Meet at Harish-Chandra Research Institute, Allahabad, India, during February 19 - 23, 2017.

School and Workshop on Modular forms and Black Holes at National Institute of Science Education and Research, Bhubaneshwer, India , organised by CFS (Center for Fundamental Studies), during January 05 - 14, 2017.

Discussion meeting on Automorphic forms at National Institute of Science Education and Research, Bhubaneshwer, India , during December  21 - 27, 2016.

Conference on Modular Forms at Indian Institute of science Education and Research, Bhopal on September 04, 2016.

A Short Course on Modular Forms at Indian Institute of Science Education and Research, Bhopal during August 24 - September 03, 2016.

Number Theory conference on Arithmetic Geometry and L - Function at Kerala School of Mathematics, Kozhikode during August 17-21, 2016.

Workshop on Automorphic forms at KSOM organised jointly by Kerala School of Mathematics, Kozhikode and Harish-Chandra Research Institute, Allahabad, India, during February 10 − 16, 2016.

School on Sieve method and circle method at IMSC Chennai, India, during November 10 − 14, 2015.

Analytic number theory workshop at Kerala School of Mathematics, Kozhikode, India, During October 05 − 17, 2015.

AIS in Analytic Number Theory 2015 at KIIT, Bhubaneshwer.

International conference on Automorphic Forms and Applications at Kerala School of Mathematics, Kozhikode, Kerala, India, during February 13 - 14, 2015.

Workshop on Jacobi Forms and Modular forms of Half Integral weight at Kerala School of Mathematics, Kozhikode, Kerala, India, during February 02 - 12, 2015.

AIS in Algebraic Number Theory 2014 at Chennai Mathematical Institute, Chennai.

Discussion Meeting on Algebraic Curves at Harish-Chandra Research Institute, Allahabad, India, during February 19 - Mar 05 , 2014.

Summer Programme In Mathematics 2013 at Harish-Chandra Research Institute, Allahabad, India.