Frontend:Built the company’s dashboard website from scratch using React.js and TypeScript.Refactored existing web apps for improved performance and maintainability.Reviewed mobile app projects to ensure frontend consistency.Led daily frontend stand-ups, mentored team members, resolved complex issues, and managed version releases.Backend:Developed API endpoints and managed data-related functions.CI/CD: Github actionsTech stack: JAVA, Javascript, Typescript, React.js, Vert.x

Responsibilities for IOS/Android application development and PR review. Optimized mobile app performance: Improved initial data loading speed, reducing the load time from a 5-6 second freeze to a seamless experience.Developed real-time harvesting area preview for the harvester, a feature that was company-wide recognized and announced.Framework: React Native & Redux, Jest & DetoxProject management & bug logs: AtlassianCI/CD: JenkinsTools: Github, Slack, Zoom

Primary responsibilities include game development and performance optimization.• Localized and optimized <> and <> to China Market on Mobile and Smart TV platform. (Unity Csharp)• Developed a web GM tool for <> by using Python + Flask.

• Lead the programmer team (3 people) for developing the strategy game <> for the IOS Platform. (Objective-C)• Lead the programmer team (5 people) for developing the card game <> using Unity3d which has 15 million income in the first month, trained 4 graduate students in this project. (C Sharp)• Lead the programmer team (3 people) for developing android device management software<> using QT Kit which gets more than 100 thousand users in the India market.

• Developed 2D action game <> using MIME game engine(Objective-C). • Developed PUZ game <> using MIME game engine(Objective-C).• Ported a Flash PUZ game to J2ME game (JAVA).• Developed a Golf game <>, implemented our own 2D game engine and tools, portedto more than 40 different devices(JAVA).• Developed and porting <> with Spain team(JAVA).

1.Lead Programmer 2006.01 - 2008.06• Lead the programmer team (10-15 people) for developing <>, <>.• Responsible for sub master version and optimize game project <> and <>.• Participated and ported <>, <>, <>, <>.2.Quality Assurance 2005.02 - 2005.12• Participated and tested <>, <>, <>, <> from mockup to Gold stage.• Participated and tested KDDI projects using TBT regulation.