Hi there, I'm Jung Hyun Nam (He/Him) 👋

16-year Microsoft MVP (since 2009) | Solution Architect | Founder of dotnetdev

I am a versatile Software Professional with over 23 years of experience (since 2002). My career spans a wide range of technical roles, including Technical Writer, Solution Architect, Backend Engineer, and Desktop Application Developer.

Currently, I work as a Solution Architect at Megazone Cloud, specializing in .NET ecosystems and cloud infrastructure.

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🏆 Key Highlights

🏅 Recognition & Leadership

• Microsoft MVP (16 consecutive years): Awarded for Developer Technologies (2009 ~ Present).
• Community Leader: Founder of dotnetdev, the largest .NET developer community in Korea.

🚀 Proven Track Record (Devsisters)

• Windows Container Pioneer: Successfully architected and operated production game servers on Windows Containers for over a year. 👉 Read the Tech Blog (Korean)
• Culture & Documentation: As a Technical Writer, I built an enterprise portal that transformed the engineering culture, featured as a global best practice. 👉 Read the Notion Customer Story

🛡️ Open Source

• Creator of TableCloth: Developed a widely used sandbox tool for Korean internet banking security.

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🛠 Tech Stack

Backend & Core

Cloud & Infrastructure

Web & AI

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🔭 Featured Projects

🛡️ Security & Utility

• TableCloth (Primary Project)
  • Description: A sandbox tool that isolates Korean internet banking security programs using Windows Sandbox.
  • Tech: WPF, Windows Sandbox API, .NET
  • Media Coverage: Featured in ETNews for its impact on improving banking security experience. 👉 Read the Article (Korean)
• AdmxPolicyManager
  • Description: A library for managing Windows Group Policy (GPO) programmatically.

🌐 Modern Web & AI

• TableClothLite
  • Description: An AI Chat frontend powered by OpenRouter, fully implemented with Blazor WebAssembly (WASM).
  • Highlight: Demonstrates modern frontend capabilities and Generative AI integration.
• Experimental.System.Messaging
  • Description: Porting legacy MSMQ to .NET Core/Standard for modernization.
  • Highlight: Critical for migrating enterprise legacy systems to modern architecture.

⚙️ System Internals & Networking

• WebsockifySharp
  • Description: A .NET implementation of Websockify (WebSocket to TCP proxy/bridge).
  • Highlight: Implementing low-level network protocols in C#.
• wsl-sdk-com
  • Description: Dealing with WSL distributions via COM interface.
• dotnetpy
  • Description: Facilitating Python script execution within .NET environments.

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📫 Connect with Me

• MVP Profile: mvp.microsoft.com
• Blog: devwrite.ai
• LinkedIn: linkedin.com/in/rkttu
• Email: rkttu@rkttu.com