- Implemented a new customer build service on Kubernetes replacing TeamCity, using Argo Workflows, Argo Events, Github App, and Powershell/Bash shell scripts.- Developed processes utilizing Powershell, Docker, TeamCity, and .Net allowing clients to install 3rd-party NPM packages for their own frontend code in large-scale e-commerce applications as well as validate licenses to ensure compliance with the company’s requirements during the build process.

Commerce Cloud Service Team | January 2022 - March 2023 - Reimplement UI of cloud application service system using React and TypeScript. - Integrate the service system with micro front-end technology using single-spa framework. - Improve the system’s backend API call with Argo Workflow actions using C#, ASP.Net, and Entity frameworks, making the system and Argo Workflow communicate directly and making responses from Argo explicitly on the system. - Implement a new process to trigger external secrets(Vault) to refresh and sync when users change secrets on Kubernetes using Argo Events. - Implement a new build process for the customer builds using Argo Events and Argo Workflow, setting a foundation to move the build process from the IT infrastructure. - Implemented a Redis cache to store over thousands of docker images information data for QA site deployment the service system - Responsible for B2B commerce cloud SDK monthly release; to review and evaluate breaking changes of the release.B2B Commerce Front-End Team | July 2021 - December 2021 - Developed B2B commerce front-end features using React, and fixed bugs on the front end and back end in TypeScript and C# and DotNet framework; Implemented tests for the UI widgets of the B2B commerce cloud Spire system using Jest/Enzyme and testing-library/React

- Generated data validation reports for related departments to reduce the invalid data rate of the data mart. - Built a data validation system prototype using pandas library for User-Friendly Data Mart, with React frontend and FastAPI backend. Also implemented system logic to provide solutions for recovery of missing data.

- Built the multiple screens prototype of the mobile app with React Native, and implemented backend server with Express.js - Designed SQL database schema and API endpoints for the app

- Designed and implemented PostgreSQL database schema, output and search queries based on the front end design from the client’s business requirement - Designed and implemented over 15 API endpoints for different modules of the website on the Express server - Used jwt node package to encrypt user’s identity on the backend, and cooperated with other teammates to implement the backend user authentication middleware for the website.

- Implemented reusable RatingStar component with a conditional rendering for different modules of the site - Used memcache technique to retrieve data from the database, reducing server workload and resulting in a 90+ performance score on Lighthouse - Tested React components of the Rating and Review module, including unit tests and integrated tests, achieving up to 80% code coverage.

- Designed PostgreSQL database schema based on frontend legacy code, then validated over 1 million data entries and executed ETL process using Node.js stream - Deployed API service to AWS, executing load testing using Loader.io - Horizontal scaled the API service by adding one server instance and one Nginx load balancer; improved throughput of the API service from 1500rps to 2500rps, average response time from 300ms to 100ms, and error rate from 3% to 0-0.5%.

- Morning Anchor for daily news television show in Cantonese. The morning news show ended in April 2020- Develop story packages for Mandarin/Cantonese evening news shows with heavy focus on technology- Translate national and international news segments and articles from journalism databases like CNN/AP into written Chinese- Author daily Bay Area news pieces for KTSF website and social media platforms- Shoot B-roll footage and edit video segments using a variety of camera and video editing equipment and software- Produce Live 830PM News show- Produce and anchor pre-record 8PM News show- Backup producer and anchor for Hong Kong Weekly News show

•Talk show – iLovers Club Produce and host the show which is designed to advise the audience about relationships and mental health by various funny segments. Plan and host speeding dating events and relationship advice panels. Design and develop the website ilovers.club for more information about relationship advice and mental health. • Music show – Mr. Four’s Musicland Created, produces and hosts the music show “Mr. Four’s Musicland”. Due to various types of target audience research that I had done, the show had increased the value of the time slot given and boosted commercial revenue by 5%.• Online TV Show – Fillmore KTV Weekly Billboard I produce and host the online streaming TV show “Fillmore KTV Weekly Billboard”. I regularly communicate with the sponsor Fillmore KTV cafe in order to brainstorm new show ideas, writing scripts as well as directing. All production is done via Final Cut Pro X. Due to the show, our sponsor has seen a 5% increase in revenue, while the singtao.tv portal has seen a 7% increase in target audiences.• 57th Grammy Award relayed broadcast I co-hosted the 57th Grammy Award relayed broadcast in LA (a co-production with Guangdong Radio Station) which broadcasted simultaneously on both Sing Tao Chinese Radio in the Bay Area and Guangdong Radio Station in China. I proposed the joint hosting plan to Guangdong Radio Station and executed the project.• Annual Sing Tao EXPO Managed the rundown and rehearsal schedule of the EXPO shows with the marketing team. Hosted the Star Search Host Competition in 2014 and the Mrs. Chinatown Pageant in 2015. These shows attract an audience of over 20,000 annually.• Annual Multimedia Host Training Program Arranged the program syllabus and taught the multimedia storytelling course of the program. Mentored several trainees who plan to enter the multimedia industry.

• Broadcasting, editing and planning live radio program.• Editor of the traffic report: editing the traffic reports of Guangzhou.• Reporting the traffic and emergency in the city.