I developed an MMORPG engine in my spare time, the website http://www.bengame.net/ Engine demonstration video address: https://www.bilibili.com/video/av870197951. solid base knowledge about .net framework 2. familiar with Object Oriented Programming 3. familiar with VS2010, VS2013, VS2017, git, SVN 4. familiar with multi thread programming 5. Programming ADO.NET, SQLServer, MySQL, SQLite, the ORM framework which I use is dapper 6. familiar with Socket, Serial port, Web Service, WCF, WebAPI 7. familiar with GDI+ and user control development 8. familiar with P/Invoke and Windows Operation base knowledge 9. familiar with HTML, CSS, JS, JQuery, EasyUI 10. familiar with Dev Express 11. familiar with DirectX, and made some small games in my spare time