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Achievements

Achievement: Pair Extraordinairex4Achievement: Pull Sharkx3Achievement: StarstruckAchievement: YOLOAchievement: Quickdraw

Achievements

Achievement: Pair Extraordinairex4Achievement: Pull Sharkx3Achievement: StarstruckAchievement: YOLOAchievement: Quickdraw

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@corca-ai @42Stat

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Devdha/README.md

header

Hi, I'm DongHun Ha 👋

AI Software Engineer who turns AI into real product value.

I design Agentic Workflows and ML Pipelines to solve complex problems. From ONNX/gRPC model serving to Vertex AI and Promptfoo, I ship AI to production fast.

📍 Seoul, Korea · 🏢 @Corca · 📧 donghun.dev@gmail.com

🔭 Now

  • Building LLMOps infrastructure for Moonlight - AI-powered paper reading service
  • Developing

🏆 Highlights
🥇 AITOP100 Special Award National AI competition finalist (2025)
🔧 Promptfoo Contribution Security patches for npm supply chain attack (#6349, #6383)
⚡ 85% Latency Reduction Ad RecSys optimization: 100ms → 15ms
🚀 Zero-Downtime Deployment Built rolling update pipeline for on-premise ML serving
AI Top 100 Finalist Badge A

🛠 Tech Stack

AI/ML: LLM APIs · ONNX · gRPC · Vertex AI · Promptfoo · OpenTelemetry

Backend: Python · Go · TypeScript · NestJS

Infra: AWS ECS · Docker · GitHub Actions · Redis · PostgreSQL

📊 Stats

📫 Connect

LinkedIn Resume Blog

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  1. I'm a night 🦉 I'm a night 🦉
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    🌃 Evening   147 commits  ███████████▌░░░░░░░░░  55.3%
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    🌙 Night      32 commits  ██▌░░░░░░░░░░░░░░░░░░  12.0%
  2. wm wm Public

    git worktree manager

    Go