Push notification is a mechanism that allows individuals to receive updated information quickly. Push notification delivery needs to be effectived and has to be paid attention to time zone differences between countries in order to generate time-appropriate notifications. This push notification system was developed using distributed event-based system approach. The research methodology consists of four stages: initial research, data collection and processing, system development, and evaluation. The result of this research is a scalable web-based push notification system supported by the usage of scheduler and consumer that can help the company send notifications about game updates easier and quicker to millions of mobile devices.