His research interest is in the intersection of software engineering, cybersecurity, and data science, encompassing socio-technical aspects and analysis of different kinds of software artifacts, with the goal of improving software quality and security and developer productivity. His work has been published in major and premier conferences and journals in the area of software engineering, AI, and cybersecurity attracting substantial interest from the community. His work has been supported by NRF, MOE, NCR, AI Singapore, and several international research projects. He has won more than 15 international research and service awards including 6 ACM SIGSOFT Distinguished Paper Awards. He has received a number of international honors including IEEE Fellow (class of 2022, through Computer Society), Fellow of Automated Software Engineering (class of 2021), and ACM Distinguished Member (class of 2019).