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PaleBlueNote/README.md

๐Ÿ‘‹ Hi there, I'm Seokchan Yoon!

"CS ๊ธฐ์ดˆ๊ฐ€ ํƒ„ํƒ„ํ•œ, ์„ฑ์žฅํ•˜๋Š” AI Native ์›น ์—”์ง€๋‹ˆ์–ด ์œค์„์ฐฌ์ž…๋‹ˆ๋‹ค."

๋‹จ์ˆœํ•œ ๊ธฐ๋Šฅ ๊ตฌํ˜„์„ ๋„˜์–ด, ๊ณตํ•™์  ์›๋ฆฌ(Engineering) ๋ฅผ ์ดํ•ดํ•˜๊ณ  AI ๋„๊ตฌ๋ฅผ ์ ๊ทน ํ™œ์šฉํ•˜์—ฌ ๊ฐœ๋ฐœ ์ƒ์‚ฐ์„ฑ์„ ๊ทน๋Œ€ํ™”ํ•ฉ๋‹ˆ๋‹ค. ์‚ฌ์šฉ์ž์˜ ๋‹ˆ์ฆˆ๋ฅผ ๊ธฐ์ˆ ๋กœ ํ•ด๊ฒฐํ•˜๋Š” ๊ณผ์ •์— ์ฆ๊ฑฐ์›€์„ ๋А๋ผ๋ฉฐ, 1,700๋งŒ ์œ ์ € ํŠธ๋ž˜ํ”ฝ์„ ๊ฐ๋‹นํ•  ์ˆ˜ ์žˆ๋Š” ํƒ„ํƒ„ํ•œ ์„œ๋น„์Šค๋ฅผ ๋งŒ๋“œ๋Š” ๊ฒƒ์ด ๋ชฉํ‘œ์ž…๋‹ˆ๋‹ค.


๐Ÿš€ About Me

  • ๐ŸŽ“ Education: ์•„์ฃผ๋Œ€ํ•™๊ต ์†Œํ”„ํŠธ์›จ์–ดํ•™๊ณผ (4ํ•™๋…„, ์ „์ฒดํ‰์ : 3.92/4.5, ์ „๊ณตํ•™์ : 4.02/4.5)
  • ๐Ÿ’ก Core Values:
    • Engineering Depth: C/C++ ์‹œ์Šคํ…œ ํ”„๋กœ๊ทธ๋ž˜๋ฐ๊ณผ ๋”ฅ๋Ÿฌ๋‹ ๋ชจ๋ธ๋ง ๊ฒฝํ—˜์„ ํ†ตํ•ด, AI๊ฐ€ ์ž‘์„ฑํ•œ ์ฝ”๋“œ์˜ ์›๋ฆฌ๋ฅผ ๊ฒ€์ฆํ•˜๊ณ  ์ตœ์ ํ™”ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    • Performance: ์ดˆ๊ธฐ ๋กœ๋”ฉ ์†๋„ ์ตœ์ ํ™”(96.8% ๊ฐ์†Œ) ๋ฐ ๋ Œ๋”๋ง ์„ฑ๋Šฅ ๊ฐœ์„ ์— ์ง‘์ฐฉํ•ฉ๋‹ˆ๋‹ค.
    • User-Centric: ์‹ค์ œ ์‚ฌ์šฉ์ž์˜ ํ”ผ๋“œ๋ฐฑ์„ ๋ฐ˜์˜ํ•˜์—ฌ ์„œ๋น„์Šค๋ฅผ ์ง€์†์ ์œผ๋กœ ๊ฐœ์„ ํ•ฉ๋‹ˆ๋‹ค. (AjouEvent 500+ ์œ ์ € ํ™•๋ณด)
  • ๐Ÿ’ผ Experience:
    • ์Šคํƒ€ํŠธ์—… '๋„›์ง€' & 'Witt': ์ดˆ๊ธฐ MVP ์„ค๊ณ„ ๋ฐ ์‹ค์ œ ์„œ๋น„์Šค ์šด์˜ ๊ฒฝํ—˜
    • IT ์—ฐํ•ฉ๋™์•„๋ฆฌ Do-iT ํšŒ์žฅ: 1๋…„๊ฐ„ ์กฐ์ง์„ ์šด์˜ํ•˜๋ฉฐ ๋ฆฌ๋”์‹ญ๊ณผ ์ปค๋ฎค๋‹ˆ์ผ€์ด์…˜ ์—ญ๋Ÿ‰ ํ•จ์–‘

๐Ÿ› ๏ธ Tech Stack

Frontend & Web

Engineering & AI (Core)

DevOps & Infrastructure

Tools


๐Ÿ’ป Featured Projects (Web Service)

์†Œ์ƒ๊ณต์ธ ์‚ฌ์žฅ๋‹˜์„ ์œ„ํ•œ ์•„๋ฅด๋ฐ”์ดํŠธ ๊ด€๋ฆฌ ์ž๋™ํ™” ์†”๋ฃจ์…˜ (SaaS) 2025.03 ~ 2025.06 (Frontend Lead)

  • Role: ํ”„๋ก ํŠธ์—”๋“œ ์ด๊ด„, ์•„ํ‚คํ…์ฒ˜ ์„ค๊ณ„, CI/CD ๊ตฌ์ถ•
  • Key Features:
    • PWA & FCM: ๋ชจ๋ฐ”์ผ ์•ฑ ๊ฒฝํ—˜ ์ œ๊ณต ๋ฐ ์‹ค์‹œ๊ฐ„ ํ‘ธ์‹œ ์•Œ๋ฆผ ๊ตฌํ˜„
    • Performance: Code Splitting(Lazy Loading)์œผ๋กœ ์ดˆ๊ธฐ ๋ฒˆ๋“ค ์‚ฌ์ด์ฆˆ 96.8% ๊ฐ์†Œ (5MB โ†’ 161KB)
    • CI/CD: GitHub Actions + AWS S3 + CloudFront๋ฅผ ํ™œ์šฉํ•œ ์ž๋™ ๋ฐฐํฌ ํŒŒ์ดํ”„๋ผ์ธ ๊ตฌ์ถ•
  • Tech: React 19, TypeScript, Zustand, TailwindCSS, AWS

๊ต๋‚ด ๊ณต์ง€์‚ฌํ•ญ ๋ฐ ํ–‰์‚ฌ ์•Œ๋ฆผ ํ†ตํ•ฉ ์›น์•ฑ 2024.01 ~ 2024.12 (Frontend Developer)

  • Role: ํ”„๋ก ํŠธ์—”๋“œ ๊ฐœ๋ฐœ, ์„ฑ๋Šฅ ์ตœ์ ํ™”, ์šด์˜
  • Key Achievements:
    • User Growth: ๊ต๋‚ด ์‹ค์‚ฌ์šฉ์ž 500๋ช… ์ด์ƒ ํ™•๋ณด ๋ฐ ์šด์˜
    • Optimization: ๋ฌดํ•œ ์Šคํฌ๋กค ๋ฐ ์ด๋ฏธ์ง€ ์ตœ์ ํ™”(WebP, Lazy Load)๋ฅผ ํ†ตํ•ด ๋ Œ๋”๋ง ์„ฑ๋Šฅ ๊ฐœ์„ 
    • Tech: React, PWA, Firebase FCM, Styled Components

์˜คํ”„๋ผ์ธ ์ฒดํ—˜ํ˜• ๋งˆ์ผ€ํŒ… ํ”Œ๋žซํผ 2024.01 ~ 2025.03 (Frontend Developer / Startup Member)

  • Role: ๊ณต์šฉ ์ปดํฌ๋„ŒํŠธ ๊ฐœ๋ฐœ, ์˜ˆ์•ฝ ์‹œ์Šคํ…œ ๋ฐ ๋กœ๊ทธ์ธ ํŽ˜์ด์ง€ ๊ตฌํ˜„
  • Key Experience:
    • System Design: ์˜ˆ์•ฝ ํ˜„ํ™ฉ ๋ฐ ๊ด€๋ฆฌ์ž ํŽ˜์ด์ง€์— ํ•„์š”ํ•œ ๊ณต์šฉ ์ปดํฌ๋„ŒํŠธ(Calendar, Modal ๋“ฑ)๋ฅผ ๋ชจ๋“ˆํ™”ํ•˜์—ฌ ๊ฐœ๋ฐœ ํšจ์œจ์„ฑ ์ฆ๋Œ€
    • Agile Collaboration: Jira์™€ Figma๋ฅผ ํ™œ์šฉํ•ด ๊ธฐํš-๋””์ž์ธ-๊ฐœ๋ฐœ ์Šคํ”„๋ฆฐํŠธ๋ฅผ ์ฃผ๋„ํ•˜๋ฉฐ ์‹ค์ œ ์Šคํƒ€ํŠธ์—… ์„œ๋น„์Šค์˜ MVP ๋Ÿฐ์นญ ๊ฒฝํ—˜
    • Authentication: JWT ๊ธฐ๋ฐ˜ ์ธ์ฆ ๋กœ์ง ๊ตฌํ˜„ ๋ฐ ๋ณด์•ˆ ๊ฐ•ํ™”
  • Tech: Next.js, TypeScript, Zustand, TailwindCSS
  • Award: 2024 AJOU ๋ถ€์ŠคํŠธ ์Šคํƒ€ํŠธ์—… ๋ฐ๋ชจ๋ฐ์ด ์ตœ์šฐ์ˆ˜์ƒ

์ž์› ์ˆœํ™˜์„ ์œ„ํ•œ ์—…์‚ฌ์ดํด๋ง ํ”Œ๋žซํผ (GDSC Solution Challenge ์ฐธ๊ฐ€์ž‘) 2024.01 ~ 2024.02

  • Role: React ์ปดํฌ๋„ŒํŠธ ์„ค๊ณ„, API ๋น„๋™๊ธฐ ํ†ต์‹  ์ฒ˜๋ฆฌ
  • Key Experience:
    • Troubleshooting: ํด๋ผ์ด์–ธํŠธ-์„œ๋ฒ„ ๊ฐ„ ํ†ต์‹  ์‹œ ๋ฐœ์ƒํ•˜๋Š” CORS ์ด์Šˆ๋ฅผ ํ”„๋ก์‹œ ์„ค์ •์„ ํ†ตํ•ด ์ฃผ๋„์ ์œผ๋กœ ํ•ด๊ฒฐ
    • Async Handling: REST API ์—ฐ๋™ ์‹œ ๋น„๋™๊ธฐ ์ƒํƒœ ๊ด€๋ฆฌ ๋ฐ ์—๋Ÿฌ ํ•ธ๋“ค๋ง ๋กœ์ง์„ ์ฒด๊ณ„ํ™”ํ•˜์—ฌ ์•ˆ์ •์ ์ธ ๋ฐ์ดํ„ฐ ํ๋ฆ„ ๊ตฌ์ถ•
    • Rapid Prototyping: ์งง์€ ๊ธฐ๊ฐ„ ๋‚ด Git/Notion์„ ํ™œ์šฉํ•œ ๊ธด๋ฐ€ํ•œ ํ˜‘์—…์œผ๋กœ ์™„์„ฑ๋„ ๋†’์€ ํ”„๋กœํ† ํƒ€์ž… ๊ตฌํ˜„
  • Tech: React, JavaScript, Zustand, TailwindCSS

โš™๏ธ Engineering & AI Projects

์›น ๊ธฐ์ˆ ์„ ๋„˜์–ด, ๋กœ์šฐ ๋ ˆ๋ฒจ(Low-Level) ์›๋ฆฌ์™€ AI/ML ํŒŒ์ดํ”„๋ผ์ธ์„ ๋‹ค๋ฃฌ ๊ฒฝํ—˜์ž…๋‹ˆ๋‹ค.

๐Ÿง  Deep Learning & Computer Vision

  • Tiny-ImageNet Efficient Learning: Tiny-Imagenet ๋ฐ์ดํ„ฐ์…‹์„ ํ™œ์šฉํ•˜์—ฌ ์ œํ•œ๋œ ๋ฆฌ์†Œ์Šค ๋‚ด์—์„œ ๋ชจ๋ธ ์„ฑ๋Šฅ์„ ๊ทน๋Œ€ํ™”ํ•˜๋Š” Efficient Learning ๊ธฐ๋ฒ• ์—ฐ๊ตฌ ๋ฐ ๊ตฌํ˜„
  • CIFAR-10 ResNet Imbalanced Learning: ResNet ์•„ํ‚คํ…์ฒ˜๋ฅผ ์ง์ ‘ ๊ตฌํ˜„ํ•˜๊ณ , CIFAR-10 ๋ฐ์ดํ„ฐ์˜ ํด๋ž˜์Šค ๋ถˆ๊ท ํ˜•(Imbalance) ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•œ ํ•™์Šต ์ „๋žต ์ ์šฉ
  • Computer Vision Lab: OpenCV๋ฅผ ํ™œ์šฉํ•œ HoughCircles ๋™์ „ ๊ฒ€์ถœ ๋“ฑ ์˜์ƒ ์ฒ˜๋ฆฌ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ํŒŒ์ดํ”„๋ผ์ธ ๊ตฌ์ถ•

๐Ÿ“Š Data Analysis & Prediction Model

  • Seoul Bike Rental Prediction: ์„œ์šธ์‹œ ๋”ฐ๋ฆ‰์ด ๋Œ€์—ฌ๋Ÿ‰ ๋ฐ์ดํ„ฐ๋ฅผ ๋ถ„์„ํ•˜์—ฌ XGBoost/LightGBM ๊ธฐ๋ฐ˜์˜ ํšŒ๊ท€ ์˜ˆ์ธก ๋ชจ๋ธ ๊ฐœ๋ฐœ
  • Titanic Survival Prediction: ํƒ€์ดํƒ€๋‹‰ ์ƒ์กด์ž ๋ฐ์ดํ„ฐ์˜ ๊ฒฐ์ธก์น˜ ์ฒ˜๋ฆฌ ๋ฐ Feature Engineering์„ ์ˆ˜ํ–‰ํ•˜๊ณ  ์ƒ์กด ๋ถ„๋ฅ˜ ๋ชจ๋ธ ๊ตฌํ˜„

๐ŸŽ๏ธ Real-time RC Car Controller

  • Description: ๋ฆฌ๋ˆ…์Šค ํ™˜๊ฒฝ์—์„œ C์–ธ์–ด์™€ ์†Œ์ผ“ ํ”„๋กœ๊ทธ๋ž˜๋ฐ์„ ํ™œ์šฉํ•˜์—ฌ RC์นด๋ฅผ ์‹ค์‹œ๊ฐ„์œผ๋กœ ์ œ์–ดํ•˜๋Š” ์‹œ์Šคํ…œ ๊ตฌ์ถ• (Multi-threading, TCP/IP Socket)
  • Description: ์ƒ์šฉ ์—”์ง„ ์—†์ด Shader, ๋ฉ”๋ชจ๋ฆฌ ๋ฒ„ํผ, ์กฐ๋ช… ์‹œ์Šคํ…œ์„ C++/OpenGL๋กœ ์ง์ ‘ ์„ค๊ณ„ํ•˜๋ฉฐ ๊ทธ๋ž˜ํ”ฝ์Šค ํŒŒ์ดํ”„๋ผ์ธ ์›๋ฆฌ ์ฒด๋“

๐Ÿ† Awards & Languages

Awards

  • 2025.06 | ๊ต๋‚ด 2025-1 Ajou SoftCon ๊ฐœ๋ฐœ๋ถ€๋ฌธ(์บก์Šคํ†ค๋””์ž์ธ) ์žฅ๋ ค์ƒ
  • 2025.05 | ๊ต๋‚ด 2025 ๋™์•„๋ฆฌ ์†Œํ•™ํšŒยท์ง„๋กœ ์ฝ˜ํ…Œ์ŠคํŠธ ๋™์ƒ
  • 2024.12 | ๊ต๋‚ด 2024 AJOU ๋ถ€์ŠคํŠธ ์Šคํƒ€ํŠธ์—… ๋ฐ๋ชจ๋ฐ์ด ์ตœ์šฐ์ˆ˜์ƒ
  • 2025.05 | TOPCIT ์ˆ˜์ค€ 3 (๋Šฅ์ˆ™ํ˜•)

Languages

  • English: OPIc IH (2024.12, ACTFL)

โœจ Activities

  • 2024.03 ~ 2025.02 | Do-iT! (IT ์ค‘์•™๋™์•„๋ฆฌ) ํšŒ์žฅ
  • 2024.03 ~ 2025.02 | MAIN (์†Œํ”„ํŠธ์›จ์–ดํ•™๊ณผ ํ•™์ƒํšŒ) ์ž„์›
  • 2024.01 ~ 2025.03 | ๋„›์ง€ (์ฐฝ์—…๋™์•„๋ฆฌ) ํŒ€์›
  • 2023.03 ~ 2024.12 | SWEAT (IT ๋ด‰์‚ฌ๋™์•„๋ฆฌ) ํšŒ์›
  • 2023.03 ~ 2024.12 | UMC (๋Œ€ํ•™์ƒ ๊ฐœ๋ฐœ ์—ฐํ•ฉ๋™์•„๋ฆฌ) ํšŒ์›
  • 2023.03 ~ 2024.12 | Do-iT! (IT ์ค‘์•™๋™์•„๋ฆฌ) ์ž„์›

๐Ÿ“ฌ Contact

Pinned Loading

  1. Mango-Butter/dev-fe Mango-Butter/dev-fe Public

    Mango-Butter Frontend

    TypeScript

  2. AjouEvent/AjouEvent_FE AjouEvent/AjouEvent_FE Public

    JavaScript 1 1

  3. CG_OpenGL_Renderer CG_OpenGL_Renderer Public

    Modern OpenGL๊ณผ GLSL์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฐ‘๋ฐ”๋‹ฅ๋ถ€ํ„ฐ(From Scratch) ๊ตฌํ˜„ํ•œ 3D ๋ Œ๋”๋ง ์—”์ง„์ž…๋‹ˆ๋‹ค. ์ด 6๋‹จ๊ณ„์˜ ์ ์ง„์ ์ธ ๊ฐœ๋ฐœ ๊ณผ์ •์„ ํ†ตํ•ด ๋ Œ๋”๋ง ํŒŒ์ดํ”„๋ผ์ธ์„ ๊ตฌ์ถ•ํ–ˆ์œผ๋ฉฐ, Phong Shading, Normal Mapping, Orbit Camera ๊ธฐ๋Šฅ์„ ๊ตฌํ˜„ํ–ˆ์Šต๋‹ˆ๋‹ค.

    C++

  4. CV_Image_Processing_Lab CV_Image_Processing_Lab Public

    C++์™€ OpenCV๋ฅผ ํ™œ์šฉํ•œ ์ปดํ“จํ„ฐ ๋น„์ „ ํ•ต์‹ฌ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๊ตฌํ˜„ (Pyramid Blending, Hough Transform, Image Stitching)

    C++

  5. frontend-engineering-lab frontend-engineering-lab Public

    An interactive laboratory verifying Frontend performance and internals through CS principles (Graphics, OS, Memory). / CS ์›๋ฆฌ(๊ทธ๋ž˜ํ”ฝ์Šค, ์šด์˜์ฒด์ œ, ๋ฉ”๋ชจ๋ฆฌ)๋ฅผ ํ†ตํ•ด ํ”„๋ก ํŠธ์—”๋“œ ์„ฑ๋Šฅ๊ณผ ๋‚ด๋ถ€ ๋™์ž‘์„ ๊ฒ€์ฆํ•˜๋Š” ์ธํ„ฐ๋ž™ํ‹ฐ๋ธŒ ์‹คํ—˜์‹ค

    JavaScript

  6. ML_cifar-resnet-imbalanced-learning ML_cifar-resnet-imbalanced-learning Public

    CIFAR ์ด๋ฏธ์ง€ ๋ฐ์ดํ„ฐ์…‹์„ ํ™œ์šฉํ•˜์—ฌ CNN ๋ชจ๋ธ์˜ ๊ตฌ์กฐ์  ์ฐจ์ด(Residual Connection), ์ „์ด ํ•™์Šต(Transfer Learning)์˜ ํŒŒ๋ผ๋ฏธํ„ฐ ํŠœ๋‹ ํšจ๊ณผ, ๊ทธ๋ฆฌ๊ณ  ํ˜„์—…์—์„œ ๋นˆ๋ฒˆํ•œ ๋ฐ์ดํ„ฐ ๋ถˆ๊ท ํ˜•(Data Imbalance) ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๋Š” ๋”ฅ๋Ÿฌ๋‹ ๊ธฐ๋ฒ•์„ ์‹คํ—˜ํ•˜๊ณ  ๋ถ„์„ํ•˜๋Š” ๊ฒƒ์„ ๋ชฉํ‘œ๋กœ ํ•ฉ๋‹ˆ๋‹ค.

    Jupyter Notebook