• Collaborated with team leader to define, design, and deliver 3D Object Scan and Room Scan features. • Designed and built file manager feature, including add, delete, rename abilities.• Responsible for identifying and addressing challenging bugs to ensure the perfection of the app. Resolved the gesture conflicts between tap gesture, longpress gesture and NavigationLink in Scrollview for better user experience.

• Contributed to product roadmaps by providing technical expertise and facilitating discussions to balance business needs with technical constraints.• Designed and built core logic and UI elements such as Video Player, Shorts Player, Video download, User Login, CardsContainer. Applied development practices and executed a bi-weekly iteration cycle for version updates while maintaining a crash rate below 0.05%.• Participated in estimating project efforts and delivery timelines. Collaborated with teammates and communicated with project stakeholders regarding issues and to ensure project risks were minimized during the development process.

• Spearheaded the development of this app in iOS and oversaw a team of 5-7 and developed the project plan and developed the roadmap through a series of meetings with team, management and client.• Played a key role in modularizing the app, implementing the Facade Pattern for the login feature, the Builder Pattern for the comment control, and the Coordinator Pattern for seamless navigation and error handling. • Collaborated on the redesign of network request and sharing modules, streamlining features like priority settings, caching, and error handling for improved business layer integration.• Developed and implemented webpage comment display functionality within the client-side app, utilized Label to present HTML-formatted content. Designed comment controls with multiple layout formats to integrate and accommodate diverse features such as @mentions, webpage links, bold font, Gewara emojis and images. • Resolved performance issues related to TableView scrolling by optimizing cell height caching and attribute string parsing for cached content. Maintained the App from its inaugural version to Version 9.0, ensuring seamless usage for tens of millions of users.

Tonghuashun-Stock App:A popular Chinese mobile application used for stock trading and financial investment purposes. • Played a key role in the development team responsible for implementing socket functionality within the application Designed and developed socket communication protocols to facilitate real-time data exchange between the app and external servers. • Collaborated with backend developers to ensure seamless integration and deliver a comprehensive platform for real-time stock market data, trading, analysis, and personalized recommendations.

• Monitoring Equipment Developer (VC++):Developed integrated video surveillance solution with advanced license plate recognition capabilities. Leveraged API wrappers and VC++ to integrate digital video devices and deliver comprehensive monitoring solution.• PDA Traffic Violation Ticket Printing System Developer (eMbedded VC)Developed a PDA application using eMbedded VC to streamline traffic violation ticket printing. Conducted rigorous testing and provided comprehensive training to ensure smooth adoption and operation.