Memberships:
- eAA – e-Assessment Association (2021-)
- HEA – Higher Education Academy (SFHEA 2020-, FHEA 2013-2020)
- LMS – London Mathematical Society (2020-)
- EMS – Euroopean Mathematical Society (2019-)
- IMA – Institute of Mathematics and its Applications (Fellow 2019-, Member 2012-19)
INFORMS (2018-2020) - ISDE – International Society of Difference Equations (2017-)
- AMS – American Mathematical Society – Member (2014-)
- SSMR – Romanian Mathematical Society (2013-)
Collaborations:
- Reviewer for Mathematical Reviews
- Reviewer for the Journal of Number Theory
- Reviewer for the Journal of Integer Sequences
- Reviewer for the Punjab Journal of Mathematics
- Editor for the Octogon Mathematical Magazine, Romania
- Member of the Smart Systems Research Group at the University of Derby
- External collaborator of the Analysis and Optimization Research Group, UBB Cluj, Romania
- External collaborator of NCAO, KMUTT Thailand
- External collaborator of the Ramanujan Centre for Higher Mathematics, Alagappa University, India