- Built features for the warehouse operation system used by over 1000 workers in multiple countries such as China, Malaysia, Singapore and Vietnam- Brought a 30% increase of code coverage to the team’s unit tests with Jest and React Testing Library- Upgraded Next.js from version 10 to version 13 for an existing project and inspired the team of 3 front end engineers to migrate to TypeScript, resulted in an overall improvement of the development experience

- Worked on building and maintaining a learning mangement system for education institutions in Japan and Vietnam which enabled them to create various learning materials with ease- Participated in the early phase of test automation migration from Cypress to Playwright that could serve as a baseline for over 10 test scenarios- Introduced Storybook to the front end engineering team through a seminar which attracted over 20 members- Provided guidance to 2 more junior front end members as a Functional Lead- Mentored 1 junior member to help go through the onboarding process

- Maintained XPO Designer, part of the XPO Platform, allowing designers to create many types of ads from static ads, dynamic ads to video ads- Refactored and optimised legacy code, resulted in a performance boost of 10% for the backend

- Worked on 3 different projects from internal to offshore with various businesses such as payment, banking and marketing agency