Project: Google Pay* Designed and developed core features of offers/coupons serving system for GPay App* Resolved various complex challenges in order to meet the requirements of product development and design Project: Payment Externalization* Designed and developed backend services and UI components of payments fraud/risk detecting systems* Involved in designing and implementing AI/ML related data processing pipeline and model serving systems

• Built and implemented single page application, closely worked with designers and implemented frontend pages and UI designs using Vue.js, CSS, HTML• Developed server-side system and databases, including designing data models, REST API services, databases maintenance, performing unit test• Worked on application deployment and microservices development by using AWS, Docker, Jenkins, Kubernetes, Nginx, etc.

• Researched dielectric properties on Li-Mg-Ti based ceramic materials• Published three SCI research papers as the first author

• Designed and produced printed circuit boards for railway signaling system by using CAD software• Programed and tested microchip components in C++