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  • Yeungnam University
  • Republic of Korea

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Achievement: YOLOAchievement: Pull Sharkx2Achievement: Quickdraw

Achievements

Achievement: YOLOAchievement: Pull Sharkx2Achievement: Quickdraw

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seohyun27/README.md
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๐Ÿš€ Thinking & Documenting Backend Developer

"์ด์œ  ์—†๋Š” ์ฝ”๋“œ๋Š” ์—†๋‹ค"
๊ธฐ๋Šฅ ๊ตฌํ˜„์„ ๋„˜์–ด ํƒ„ํƒ„ํ•œ ์„ค๊ณ„์™€ ๋ช…ํ™•ํ•œ ๋ฌธ์„œํ™”๋ฅผ ์ง€ํ–ฅํ•˜๋Š” ๋ฐฑ์—”๋“œ ๊ฐœ๋ฐœ์ž์ž…๋‹ˆ๋‹ค.
ํŒ€์˜ ์„ฑ์žฅ์„ ๋•๋Š” ์ ๊ทน์ ์ธ ์†Œํ†ต๊ณผ ์ง€์‹ ๊ณต์œ ๋ฅผ ์ฆ๊น๋‹ˆ๋‹ค.


๐Ÿ›  Tech Stack

Main Stack (Backend)

Sub & Tools


๐Ÿ† Featured Projects

ํ˜ผ์ž๋ณด๋‹ค ํ•จ๊ป˜ํ•  ๋•Œ ๋” ๋ฉ€๋ฆฌ ๊ฐ„๋‹ค.
ํŒ€์˜ ๋ชฉํ‘œ๋ฅผ ์ตœ์šฐ์„ ์œผ๋กœ ์ ๊ทน์ ์ธ ๋ฆฌ๋”ฉ๊ณผ ์›ํ™œํ•œ ์†Œํ†ต์„ ํ†ตํ•ด ์„œ๋น„์Šค์™€ ์Šคํ„ฐ๋””๋ฅผ ์™„์„ฑํ•ด ์˜จ ๊ธฐ๋ก์ž…๋‹ˆ๋‹ค.

Project & Role Description & Tech Stack Key Achievements
API WIKI
(Tech Leader & DevOps)		 ๋‹ค์–‘ํ•œ ์ง๊ตฐ(๋น„์ „๊ณต์ž ํฌํ•จ)๊ณผ์˜ ํ˜‘์—… ๋ฐ ์œ„ํ‚ค ์„œ๋น„์Šค ์ธํ”„๋ผ ์šด์˜
โ€ข Spring Boot, AWS, GitHub Actions, Python		 โ€ข ํ…Œํฌ ๋ฆฌ๋”๋กœ์„œ ๊ธฐํš/๋””์ž์ธ ์š”๊ตฌ์‚ฌํ•ญ์— ๋งž์ถ˜ DTO ์„ค๊ณ„ ์กฐ์œจ ๋ฐ ํ”„๋ก ํŠธ์—”๋“œ(CORS ๋“ฑ)์™€์˜ ๊ธฐ์ˆ ์  ์—ฐ๋™ ์ฃผ๋„
โ€ข ๋‹จ์ผ ์„œ๋ฒ„ ํ™˜๊ฒฝ์˜ ์ œ์•ฝ์„ ๊ณ ๋ คํ•ด ๋‹ค์šดํƒ€์ž„์„ ์ตœ์†Œํ™”ํ•œ GitHub Actions ์ž๋™ํ™” ๋ฐฐํฌ ํŒŒ์ดํ”„๋ผ์ธ ๊ตฌ์ถ•
โ€ข ์œ„ํ‚ค ๋™์‹œ์„ฑ ์ œ์–ด๋ฅผ ์œ„ํ•œ ๋‚™๊ด€์  ๋ฝ(Optimistic Lock) ๋ฐ JWT ์ธ์ฆ ๊ตฌํ˜„
โ€ข PM์ด ์ œ๊ณตํ•œ ๊ธฐํš ๋ฐ์ดํ„ฐ๋ฅผ Python ์Šคํฌ๋ฆฝํŠธ๋กœ ์ „์ฒ˜๋ฆฌํ•˜์—ฌ ๋งž์ถคํ˜• SQL ์ฟผ๋ฆฌ๋กœ ๋ณ€ํ™˜ ๋ฐ DB ์ ์žฌ
Breadcast
(Project Leader & Backend)		 ๋นต์ง€์ˆœ๋ก€ ๋ฐ ๋ฆฌ๋ทฐ ์ปค๋ฎค๋‹ˆํ‹ฐ ํ”Œ๋žซํผ
โ€ข Spring Boot, AWS, EC2, S3		 โ€ข ๊ฐ์ฒด์ง€ํ–ฅ์  ์„ค๊ณ„์™€ ํด๋ฆฐ ์ฝ”๋“œ์— ์ง‘์ค‘ํ•˜๋ฉฐ ๊ณ„์ธตํ˜• ์•„ํ‚คํ…์ฒ˜ ๋„์ž…
โ€ข RESTful API ์„ค๊ณ„ ๋ฐ ๋ฌธ์„œํ™” ์ฃผ๋„, ์ „์—ญ ์‘๋‹ต ๊ฐ์ฒด ํ†ต์ผ
โ€ข ํŒ€ ๋ฆฌ๋”ฉ ๋ฐ ์ผ์ • ๊ด€๋ฆฌ (PM)
UMC 9th Spring Boot Study
(Part Leader)		 ์Šคํ”„๋ง ๋ถ€ํŠธ ์‹ฌํ™” ํ•™์Šต ๋ฐ ์ฝ”๋“œ ๋ฆฌ๋ทฐ ์ €์žฅ์†Œ
โ€ข Spring Boot, JPA, MySQL		 โ€ข ์ดํƒˆ๋ฅ  0%, ์™„์ฃผ์œจ 100% ๋‹ฌ์„ฑ (ํŒŒํŠธ์žฅ)
โ€ข N+1 ๋ฌธ์ œ ํ•ด๊ฒฐ ๋ฐ Fetch Join ์ตœ์ ํ™”
โ€ข PR ๊ธฐ๋ฐ˜ ์ฝ”๋“œ ๋ฆฌ๋ทฐ ๋ฌธํ™” ์ •์ฐฉ
๋•๋ชจ์•„ (Deokmoa)
(Service Planner & Android)		 ๋•์งˆ ๊ธฐ๋ก ๋ฐ ๋ฐ์ดํ„ฐ ์•„์นด์ด๋น™ ์„œ๋น„์Šค
โ€ข Kotlin, Figma, Data Modeling		 โ€ข ์„œ๋น„์Šค ๊ธฐํš ๋ฐ ํ™”๋ฉด ์„ค๊ณ„ (Wireframe)
โ€ข ์‚ฌ์šฉ์ž ์ •์˜ ๋ฐ์ดํ„ฐ ๋ชจ๋ธ๋ง ๋ฐ DB ๊ตฌ์กฐ ์„ค๊ณ„
โ€ข ํƒœ๊ทธ ๊ธฐ๋ฐ˜์˜ ๋ณตํ•ฉ ํ•„ํ„ฐ๋ง ๋กœ์ง ๊ตฌํ˜„

๐Ÿ’ก Engineering Foundation

ํ”„๋ ˆ์ž„์›Œํฌ ์—†์ด ๊ตฌ์กฐ์˜ ํ•„์š”์„ฑ์„ ๊นจ๋‹ซ๋‹ค.
์›น ๊ฐœ๋ฐœ ํ•™์Šต ์ „, ์ˆœ์ˆ˜ Java Swing์œผ๋กœ ๊ตฌํ˜„ํ•˜๋ฉฐ MVC ํŒจํ„ด๊ณผ Client-Server ๊ตฌ์กฐ๋ฅผ ๋…์ž์ ์œผ๋กœ ๋„์ถœํ•ด๋‚ธ ํ”„๋กœ์ ํŠธ์ž…๋‹ˆ๋‹ค.

Project Architectural Insight (Why & How)
Customer Tracking System
(Java Swing, Simulated Server)		 โ€ข MVC ํŒจํ„ด์˜ ๋ฐœ๊ฒฌ: ์ฝ”๋“œ ๋ณต์žก๋„ ํ•ด๊ฒฐ์„ ์œ„ํ•ด MainControl(Router), View, Domain์œผ๋กœ ์—ญํ• ์„ ๋ถ„๋ฆฌ
โ€ข Client-Server ๊ตฌ์กฐ ์„ค๊ณ„: ๋ฐ์ดํ„ฐ ์ค‘์•™ ๊ด€๋ฆฌ์˜ ํ•„์š”์„ฑ์„ ๋Š๊ปด ๋กœ์ปฌ ํ™˜๊ฒฝ ๋‚ด ๊ฐ€์ƒ ์„œ๋ฒ„(Server.java) ๊ตฌํ˜„
โ€ข ๋ฐ์ดํ„ฐ ์„ค๊ณ„: Stringโ†”int ๋ณ€ํ™˜ ํด๋ž˜์Šค๋ฅผ ์„ค๊ณ„ํ•˜์—ฌ DB ์ธ๋ฑ์‹ฑ๊ณผ ์œ ์‚ฌํ•œ ๋ฐ์ดํ„ฐ ์ตœ์ ํ™” ๊ฒฝํ—˜
โ€ข ๊ฒฐ๊ณผ: ์‹œ์—ฐ ์˜์ƒ ๋ณด๊ธฐ

๐Ÿ“š Study & Knowledge

๊ธฐ๋กํ•˜์ง€ ์•Š์€ ์ง€์‹์€ ๋‚ด ๊ฒƒ์ด ์•„๋‹ˆ๋‹ค.
ํ•™์Šตํ•œ ๋‚ด์šฉ์„ ๋‚ด ์–ธ์–ด๋กœ ์ •๋ฆฌํ•˜์—ฌ ๊ธฐ๋ณธ๊ธฐ(CS)๋ฅผ ๋‹ค์ง€๊ณ  ๊ธฐ์ˆ ์˜ ๊นŠ์ด(Deep Dive)๋ฅผ ๋”ํ•ฉ๋‹ˆ๋‹ค.

  • UMC Study Notes Archive: ์ค‘์•™ ์›Œํฌ๋ถ ๊ธฐ๋ฐ˜ ํ•ต์‹ฌ ๊ฐœ๋… ์š”์•ฝ ๋ฐ ๋ฉ˜ํ† ๋ง ์ž๋ฃŒ
  • CS Deep Dive Reports: ์šด์˜์ฒด์ œ/์ปดํ“จํ„ฐ๊ตฌ์กฐ ์‹ฌํ™” ๋ณด๊ณ ์„œ (OS, Cache, Memory ๋“ฑ)

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