* Maintained and developed new features for our official website, an Australian stock information platform, using React, Redux, GraphQL, and Strapi Headless CMS.* Mentored and trained junior members and ensured tasks were delivered on schedule.

* Collaborated with project managers, designers, and the QA team to develop new features for our game backstage system using Vue.js, Laravel, MySQL, and Aliyun/Alibaba Cloud's AnalyticDB and DataWorks.* Coordinated with the game server and app teams to handle weekly releases.* Led and Mentored- Led a small team, authored comprehensive documentation, and led onboarding training sessions for new hires, significantly enhancing team competency and readiness.- Established a robust team framework, fostering leadership qualities within team members. One of my mentees successfully assumed the role of team lead, overseeing junior developers and continuing our strategic initiatives after my departure.* Achievement- Implemented the corresponding unit tests to 60% of the existing JavaScript ES5 modules of our game backstage system and then refactored it using JavaScript ES6+.

* Developed new features for our official website, an Australian stock information platform, using React, Redux, GraphQL, and Strapi Headless CMS and ensured they were responsive (Responsive Web Design).* Collaborated with designers on UI/UX decisions to optimize user engagement and interface functionality.* Worked closely with design, marketing, and sales teams to tailor Ad Slots to client specifications and enhance satisfaction.* Conducted technical research and led the selection process for integrating new technologies.* Authored comprehensive documentation and led onboarding training sessions for new hires, significantly strengthening team capabilities and preparedness.* Achievement- Engineered a web-based translator system that boosted the efficiency of our data processing officers by 50%, reducing the processing time from one week to less than three days.- Spearheaded the rapid three-month development and launch of the Shareholder project, coordinating effectively with legal staff, data analysts, and backend developers. The project included 12 pages and 22 tables and diagrams, ensuring timely and precise delivery.

* Mainly took care of Yahoo TW Web and Yahoo Finance TW's frontend tasks.- The tasks included developing, debugging, and maintaining features using an in-house Server Side Rendering (SSR) framework that applied React, Fluxible, and Express.- The whole developing process included Zeplin/PSD to React Components, writing unit tests for isomorphic RESTful services, flux actions, stores, and writing functional tests using Protractor.- Supported bucket testing in different designs by coordinating with the project manager and designer.* Utilized Node.js to support backend engineers on data source/feeding migration.- Collaborated, discussed and designed APIs with backend engineers.* Product/Service Maintenance- Refactored old ES5 modules using ES6+.- Upgraded/migrated the front-end E2E testing environment from Cucumber to Protractor.- Utilized Splunk to trace/debug the problem that DevOps Engineers reported.- Handled weekly releases with in-house CI/CD tool Screwdriver.cd.