- Work on the SDK Team to support Rakuten Group internal customers using SDK products. - Contribute to open-source SDK for https://github.com/rakutentech. - Working on unit testing and ensuring the quality of own code with 90% code coverage. - Setting up CI/CD for the SDK with Bitrise. - Write great sample code and documentation and respond to technical queries. - Work closely with the product team and other Rakuten teams globally to deliver robust end-to-end features. - Follow and help define the development best practices for coding standards, code reviews, source control management, build processes, testing, and deployment.

1. Contribute to iOS app on Shonen Jump+ Magazine app that can read popular manga downloaded more than 16 million times on App Store Japan such as: - Handle complex logic integrated with PUBLUS reader SDK - Handle very complex dynamic UI - Managing Google Analytics and Karte on app - Found impossible implement UI/UX design and propose a solution to implement Jump+ Link: apps.apple.com/jp/app/shao-nianjanpu/id875750302 2. Contribute to JIGLET app to monitor IoT devices with iPad OS: - Localize the app to English (prev only Japanese) - Managing CI/CD with Jenkins on server JIGLET Link: apps.apple.com/jp/app/jiglet%E3%82%A2%E3%83%97%E3%83%AA/id1509844950 3. Build Flutter app for internal company project.

Build an iOS application from scratch to order travel services, connecting travelers with travel agencies.

Build an iOS app from scratch to support the delivery of election ballots in the 2019 presidential election.

Build an iOS application to perform pregnancy daily conditions for pregnant women.