Serve a government health sector as a full stack developer to develop and maintain a multi-track project. His responsibility is as below but not limited to:- Work as the core contributor in the team, keep evolving the system architecture as well as delivery new products.- Propose to migrate npm workspace to nx workspace to optimize CI/CD pipeline speed.- Significantly contribute to introducing TypeScript, Eslint, Jest and other JavaScript tools which improve the code quality and maintainability.- Discover bad code smells and enhancements in the project to optimize our system.Tech Stack:TypeScript, Nextjs, nestjs, React Native, Express, PostgreSQL, React Testing Library

Serve a US-baed student welfare NGO which aims at connecting students with social resources and bringing convenience for social workers to proceed their work on the go.His responsibility is as below but not limited to:- Work as the core contributor and engage in architecting, developing, testing, and distributing a mobile application to both Appstore and Google play.- Investigate and implement an internal library used to simply our react native app to interact with the data from salesforce. - Build high-quality component library based on the project design system.- Set up CI/CD for testing, building, publishing our React Native application.Tech Stack: TypeScript, React Native, React Query, NativeBase, React Testing Library, snapshot testing, Fastlane, Github Actions

Serve an American publishing company to develop a brand-new business management system and evolve existing client-facing applications.His responsibility is as below but not limited to:- Auth PaaS configuration, management and lambda API design and implementation.- Significantly contribute to exploring and introducing Redux-Toolkit, Redux-Toolkit-Query, Code Organization patterns and other technologies which improved the quality of project delivery.- Proposed a different solution from BA and UX in a key requirement which was highly appreciated.- Re-organize existing web app architecture, application toolchain enhancement.Tech Stack:TypeScript, React, Redux-Toolkit, Ant-design, React Testing Library, npm workspace

Participate in in-house training as a fresh graduate. Learning materials include: - Software Engineering- Agile Practice- Test-Driven Development

- Participated in web application architecting and setting up. - Participate in enterprise mobile application common component development.

Focus on Chinese grammar and spell checker system algorithm research and optimization during Google Summer of Code 2018.