Editor: Communications in Nonlinear Science and Numerical Simulation (CNSNS, Elsevier), since 2022.
Associate Editor: Nonlinear Science (Elsevier), since 2024.
Associate Editor: Communications in Nonlinear Science and Numerical Simulation (CNSNS, Elsevier), 2020-2021.
Associate Editor: Journal of Computational Analysis and Applications (Eudoxus Press), since 2000.
Associate Editor: Journal of Computational Mathematics, 2014-2020.
Associate Editor: Journal of Applied Functional Analysis, 2005-2015.

Member of Editorial Board: Networks and Heterogeneous Media (NHM, AIMS), since 2024.
Section Board Member: Mathematics (MDPI), since 2021.
Member of Editorial Board: Numerical Functional Analysis and Optimization (Taylor & Francis Group), since 2020.
Member of Editorial Board: Mathematical Sciences (Springer open source) , since 2010.
Member of Editorial Board: International Journal of Mathematics and Mathematical Sciences, 2012-2023.
Member of Editorial Board: Mathematical Problems in Engineering , since 2018.
Member of Editorial Advisory Board: Current Medical Imaging Reviews (CMIR), 2008-2017.
Member of Editorial Board: Advances in Numerical Analysis, 2008-2018.

Managing Guest Editor: special issue on Recent Advances on Variational and Hemivariational Inequalities: Mathematical Analysis, Numerical Solution, and Applications in Communications in Nonlinear Science and Numerical Simulation (CNSNS, Elsevier), 2020-2022.
Guest Editor: special issue Contact Mechanics and Engineering Applications in Fixed Point Theory and Algorithms for Sciences and Engineering (Springer), 2020-2022.
Guest Editor: special issue on Modeling, Analysis and Control of Contact Problems, Evolution Equations and Optimal Control, 2020.
Guest Editor: special issue on Mathematical Analysis with Applications to Mechanics, Computers and Mathematics with Applications, 2019.
Guest Editor: special issue on biomedical imaging, Journal of Computational Mathematics (JCM), 2016.