Have had

• MSDOS, Windows 3.1
• Boshiamy, IME, Chinese information, Font
• BASIC, Pascal, PROLOG, Assembly, VC6, MFC, VB6, ActiveX, COM+, C, C++
• Gemplus (now Gemalto) IC Card solution, POS
• Pabx maintain, Genesys Platform SDK
• User experience
• .NET Framework, ASP.NET WebForm, WPF, WCF, WebBrowser control, ClickOnce, WebAPI, RESTful, Swagger, IdentityServer4
• FxCop, StyleCop, Web Essentials, Fiddler
• TFS, TFS Build, Release Management, MS SQL, Report Services, ReportViewer
• HTML5, CSS, Bootstrap, AdminLTE, HTML5 Boilerplate, Modernizr, jQuery, knockout, AngularJS, Json, Elmah
• Object-oriented, Design Pattern, Software architecture, Refactoring, Testing, Security
• AI, Blockchain, Cryptocurrency

Currently

• Windows 11 Dev Channel, Edge Beta
• Visual Studio 2022 Preview, C# 10, .NET 6, ASP.NET Core MVC/Razor Pages, gRPC
• TypeScript, Angular, SignalR
• Git, Azure DevOps
• CTConnect API

Trying

• F#, Redis, Clean Architecture

Love

• Agile, Scrum, Kanban, XP, Software Craftsmanship

Others

• Astronomy, Physics (Relativity, Quantum Mechanism), Mathematics
• Electronics, Electronic circuit, Arduino, 3D Printer
• Piano, Bass, Guitar, Flute, Drum, Music Theory, Improvisation, Band
• Reason, Ableton Live, Synthesizer, Mixer
• Christianity
• Figure Skating, Mountain climbing, Plants, Insects, Birds, Geography, Clouds