Nangang District, Taipei City, Taiwan
Joined a startup company as its first employee and contributed to its successful acquisition of investment after the first year.
Responsible for maintaining and developing the Sekret App, an instant messaging platform :
Added support for new message types, including audio, file, image, location, and video.
Implemented a video call feature using Janus WebRTC.
Developed a deep link feature for navigation.
Built social features, including friend management, group functionality, and a blocked list.
Developed authentication features, including login and registration workflows.
Implemented a token refresh mechanism to ensure authentication when tokens expire.