TIANCHENG YANG

Android Developer, Mobile Architecture.

• Led the development of core Data Layer components, implementing normalized caching and optimistic updates to provide feature developers with convenient data layer access and consistency.
• Designed and implemented MVVM architecture patterns to split complex business modules and logic, as well as optimize the performance of app start time.
• Designed a lifecycle-aware, data-driven ViewPager library for better scroll/loading performance.

Android Developer, TikTok Creator.

• Led end-to-end development of the Text-to-Speech feature, spanning from content creation to feed consumption.
• Led the Creator monetization paid videos project, enabling video collection sales, and new revenue streams.
• Mentored junior engineers while driving technical excellence across the team.

Android Developer, Facebook profile.

• Led the development of Stories in Facebook Dating, coordinating Android and iOS roadmaps while ensuring product stability.
• Integrated Facebook Stories with dating, solving complex challenges in messaging, Instagram integration, and data consistency.

Android Developer, Facebook Group Admins.

• Led a team developing group management and moderation tools for group administrators.
• Built reliability monitoring systems and led technical debt reduction initiatives.