* Problem shooting in User Management Backend team* Optimize performance of several core services (Micro Service)* Backfill gigantic numbers of data to build up good reliability in the database* Maintain our Kafka workers and S3 bucket* System design and building multiple workers, producers, consumers, and one-off/scheduled jobs for several issues.* Involve 7/24 on-call rotation for critical issues in the company.

On-Us is based in Hong Kong, which develops a voucher system and redeems flow with banks.Link: https://www.on-us.com/* Led Taiwan IT Team to develop multiple projects.* Evaluated newer programming languages like Blazor WebAssembly and Blazor Server and designed/built new projects with multiple structures.* Full-stack designing and developing by .NET6/.NET Core with C#, Blazor, Javascript, and MSSQL.

ONElab (Ruijia Software) is the R&D center in Taiwan under the ONEworks Group, a well-known online software design group in the United Kingdom. The group has multiple subsidiaries or R&D centers in Asia and Europe, with thousands of employees; It has grown very well and is already a splendid star that has attracted much attention in the global industry.Designed and developed the member site system for OneLab with Scrum Software Development.

Working on a Microsoft project for Shin Kong Wu Ho-Su Memorial Hospital.I was doing an internship at Shin Kong Wu Ho-Su Memorial Hospital (party A) until graduation and then turned to a full-time job at 艾力特科技 (Elite Technology) (party B) for the same project.Designed and developed a hospital system, which is the largest project in the Asia Pacific Region for Microsoft in 2017, for Shin Kong Wu Huo-Shih Memorial Hospital.In this project, we had at least three million code lines,1,200 pages of SQL-Table, and ninety numbers of external API.