§ B.Sc. in Computer Science – Faculty of Science, Alexandria University [May 1999]. § Ph.D. in Computer Science – School of Computer Science, the University of Birmingham, United Kingdom [August 2004]. § Teaching Assistance - Faculty of Science, Mathematics Dept. (CS division) [2000-2002]. § Research Student and Teaching Assistance – School of Computer Science, the University of Birmingham, United Kingdom [2002-2004]. § Computer Science Assistant Professor - Faculty of Science, CS & Math. Dept. Alexandria University, Alexandria, Egypt.[2004-2013] § Computer Science Associate Professor - Faculty of Science, CS & Math. Dept. Alexandria University, Alexandria, Egypt.[2013- to present ] § Honorary Research Fellow, School of Computer Science, University of Birmingham, Birmingham, B15 2TT, United Kingdom