• Migrated over 100,000 line code changes from Objective-C to Swift code base of the production applications.
• Increased code coverage rate from 30% to more than 70% by working with three colleagues.
• Developed e-commerce hybrid apps with Rakuten backend platform to serve data in Global & Taiwan Ichiba Mobile Apps.
• Integrated 3-rd party payment, logistics services of NewebPay into Rakuma App, a C2C online flea market platform.
• Implemented cookies management, WKWebView, and unit tests for API networking requests, data validation, business logic.