• Write Jenkins script by Pipeline, it can automatic run unit test and use fast lane to produce Coverage report, and then auto distribute to fabric Beta. • Use jenkins to auto distribute Enterprise app to alibaba cloud. • Learned how to use RxSwift and MVVM architecture.. • Used swift 4.2 to develop a new app and Objective-C to maintain old apps. • Used Cocoapods to manage frameworks. • Used Restful API.. • Use IJKPlayer to play rtmp、rtsp and his format videos. • Use Gitlab for SCM. • Use Gitflow and Gitlab merge request. • Use fabric beta to distribute test app. • Use JIRA for project management. • Learned how to write unit test. • Used App configurator to produce Web Clip mobile config.

- CI/CD - • Built CI/CD system by Jenkins and Git, and auto deploy the iOS and Android enterprise apps. • Built a released website which QA engineer could download every version’s in- house app. - iOS - • iOS Team Leader, iOS team has up to 4 peoples. • Used storyboard, xib and programming to layout. • Used swift 3.5~4.2 to develop. • Used Crashlytics, Firebase, Mixpanel to analysis. • Developed apps and built the app architecture. (storage, api and folder ...) • Used Carthage and static Framework. • Built own API connect Framework for other team. • Used SQLite and Realm to store. • Developed the stock chart framework. • Used socket streaming and Google protobuf to communicate with backend. • Made the API protocol by generic type. - Git - • Moved source control from TFS to Git. • Implemented the Git, built Git server by Bonobo and TFS. • Made the git flow rule. (release, debug, hotfix etc.) - Others - • Implemented code review and coding style. • Implement release flow.

• Managed the developer account, there were over 30 apps. • Use Objective-C to develop native apps. • Use Cordova, AngularJS and Ionic to develop Hybrid app. • Use restful API to communicate with backend. • Reduced the crash rate from over thousand times per month to lower than 10 times per month. • Maintain multiple apps that already used for over 4 years. • Became the iOS team leader after 3 month. • Built multiple static Framework for Cordova. • Used git for source control. • Agile development, use Trello for scrum and stand up meeting. • Used Jenkins for CI/CD. • Released over 10+ apps on the App Store

Learned iOS develop skill, over 50 hour per week. Learned web develop skill, and developed a fronted website. Learned PHP develop skill, and developed a backend website. Developed 3 apps and released on the App Store