Safwat Hassan is a Ph.D. student at School of Computing, Queens University. Safwat worked as a soft- ware engineer for ten years in different corporations like Egyptian Space Agency (ESA), HP, EDS, VF Germany (outsourced by HP), and Etisalat. During his ten years work experience, he worked on different large-scale systems (varying from Web-Based systems to embedded systems) and in diverse project types (design service, customer support, and R&D) across various domains (Telecommunication, Supply-chain, and Aerospace). His research interest includes data mining, big data analytics, software engineering, mobile app store analytics. Contact him at shassan@cs.queensu.ca.