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Achievement: Pull Sharkx4Achievement: YOLOAchievement: Pair Extraordinairex2Achievement: Quickdraw

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@psu-edu @ko-clo

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yeschan119/README.md

Eungchan Kang — Software Architect

portfolio : https://yeschan119.com
email : yeschan119@gmail.com

What I Build

• Large-scale SaaS platforms
• Distributed cloud architectures (AWS / Azure)
• High-performance database & analytics systems
• Design & Build AI-native Dev Platforms

🛠 Tech Stack

Languages Python
Python 		C#
C# 		C++
C++ 		C
C 		TypeScript
TypeScript 		JavaScript
JavaScript
Frameworks .NET
.NET 		FastAPI
FastAPI 		Node.js
Node.js 		Angular
Angular 		Vue
Vue 		Flutter
Flutter
Databases PostgreSQL
PostgreSQL 		MySQL
MySQL 		SQL Server
SQL Server 		Oracle
Oracle 		DynamoDB
DynamoDB 		Tibero
Tibero
Cloud & Infra AWS
AWS 		Azure
Azure 		Docker
Docker 		Linux
Linux
Agentic Dev Claude Code Codex MCP Sub-Agents
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📊 GitHub Stats

GitHub Stats    Most Used Languages

Pinned Loading

  1. agent-native-development-platform agent-native-development-platform Public

    Agent-Native Development Platform — Harness & Graph Engineering for an AI-native dev environment (53 sub-agents, 7 guard hooks, 46 permission rules)

  2. Cloud-Data-Platform-Migration Cloud-Data-Platform-Migration Public

    migrate data pipeline(data manage, store, preprocess & analysis) from Azure to AWS

  3. incident-management-system incident-management-system Public

    Multi-tenant SaaS incident reporting and analytics platform on AWS, scaling to thousands of organizations

  4. real-time-messaging-service real-time-messaging-service Public

    Production-grade real-time messaging platform — Angular + .NET 8 + SignalR with SQS → Lambda → DynamoDB persistence

  5. APM-Dashboard APM-Dashboard Public

    Real-Time User Activity & Distributed Performance Monitoring

  6. erp-database-design-migration erp-database-design-migration Public

    ERP Database Design & Data Migration — 7 years of Excel/CSV into PostgreSQL (97 tables, 5 domains, 16 scheduled batches)