Charley Wu
Backend Developer at Authme
Taipei, Taiwan
Summary
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Rockstar🎓
Top SchoolCharley Wu is a backend developer based in Taipei with 11 years of experience building robust server-side systems and leading product and engineering teams. He has a long tenure evolving from system engineer to product manager and manager, and now focuses on backend engineering at Authme. An active open-source contributor, Charley has improved high-profile .NET projects such as SendGrid's official C# library and ASP.NET Core's HttpClientFactory—addressing deadlocks, test reliability, and DI-friendly HttpClient integration. His work blends pragmatic refactoring, testing rigor, and dependency-injection patterns to make libraries safer for real-world use. Educated in Computer Programming at Da-Yeh University, he pairs deep maintenance expertise with a subtle philosophical bent evident in his GitHub bio: "Abiding nowhere, give rise to mind."
11 years of coding experience
19 years of employment as a software developer
Computer Programming, Computer Programming at Da-Yeh University
Chinese, English
Stackoverflow
801reputation
0reached
1answer
0questions
Github Skills (21)
unit-testing10
sendgrid10
apidoc10
net10
dotnet-new10
dotnet10
asp-net-core10
sendgrid-mail10
asp-net10
http-client10
api10
dotnet-core10
csharp10
mocking9
dependency-injection9
Programming languages (12)
Github contributions (5)
sendgrid/sendgrid-csharp
Jul 2019 - Jun 2021
The Official Twilio SendGrid C#, .NetStandard, .NetCore API Library
Role in this project:
Back-end Developer
Back-end DeveloperContributions:11 commits, 7 PRs, 34 comments in 1 year 11 months
Contributions summary:Charley primarily focused on enhancing the SendGrid C# library. Their contributions include refactoring the `SendGridClient` to support HttpClient injection and addressing related issues. They also addressed StyleCop warnings, fixed code, and integrated the library with HttpClientFactory, introducing a new dependency injection package. Furthermore, they updated examples, and made improvements to the build process.
apidotnettransactional-emailsnetstandardtwilio
dotnet/aspnetcore
Jan 2019 - Feb 2019
ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.
Role in this project:Back-end Developer
Back-end DeveloperContributions:5 commits, 1 comment in 5 days
Contributions summary:Charley primarily contributed to the HttpClientFactory area of the ASP.NET Core project. Their commits focused on addressing synchronization context issues to avoid hangs and deadlocks within the context of testing. They introduced features such as a CancellationTokenSource with a timeout and implemented a custom SingleThreadedSynchronizationContext to simulate thread behavior. Furthermore, the user refactored and improved the test setup with mocking frameworks to improve test reliability and focus.
dotnetcoreweb-basedasp-netnet-coreasp-net-core
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