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  • Soongsil University
  • seoul

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@Flint-org @ugly-potato1

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sunwon12/README.md

๐Ÿ‘‹ ์•ˆ๋…•ํ•˜์„ธ์š”, ๊พธ์ค€ํ•œ ์„ฑ์žฅ์„ ์ถ”๊ตฌํ•˜๋Š” ๋ฐฑ์—”๋“œ ๊ฐœ๋ฐœ์ž ์ •์ˆœ์›์ž…๋‹ˆ๋‹ค.

  • ๊พธ์ค€ํ•œ ํ•™์Šต๊ณผ ๋ฆฌํŒฉํ† ๋ง์„ ํ†ตํ•ด ์ฝ”๋“œ ํ’ˆ์งˆ๊ณผ ์„ฑ๋Šฅ ํ–ฅ์ƒ์„ ๋ชฉํ‘œ๋กœ ๋…ธ๋ ฅํ•ฉ๋‹ˆ๋‹ค.
  • ์‚ฌ์šฉ์ž ๊ฒฝํ—˜์„ ๊ฐœ์„ ํ•˜๋Š” ์„ฑ๋Šฅ ์ตœ์ ํ™”์— ํฐ ๊ด€์‹ฌ์„ ๊ฐ€์ง€๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
  • ๋ฐฐ์›€์„ ๊ณต์œ ํ•˜๊ธฐ ์œ„ํ•ด ๋ธ”๋กœ๊ทธ๋ฅผ ๊พธ์ค€ํžˆ ์šด์˜ํ•˜๋ฉฐ ์ง€์‹์„ ๋‚˜๋ˆ„๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

๐Ÿ“ง Contact & ๐Ÿ‘พ Channel



๐Ÿ› ๏ธ Tech Stacks

Programming Languages & Frameworks

Java Spring JPA

Database

MySQL AWS RDS

DevOps

Docker AWS EC2 AWS S3 AWS CodeDeploy GitHub Actions


๐Ÿš€ Projects

๐Ÿž ๊ฑด๊ฐ• ๋””์ €ํŠธ ํ”Œ๋žซํผ, ๋นต๊ทธ๋ฆฌ์˜ ์˜ค๋ธ

ํ”„๋กœ์ ํŠธ ๊ธฐ๊ฐ„: 2024.08 ~ ํ˜„์žฌ | ๋ฐฑ์—”๋“œ (4์ธ) | GitHub | ์‚ฌ์ดํŠธ

๊ฑด๊ฐ•ํ•œ ๋ฒ ์ด์ปค๋ฆฌ๋ฅผ ์ฐพ๋Š” ์‚ฌ๋žŒ๋“ค์„ ์œ„ํ•œ ํŒ๋งค์ฒ˜ ์ถ”์ฒœ ํ”Œ๋žซํผ (์›” ํ™œ์„ฑ ์œ ์ € ์•ฝ 300๋ช…)

์ฃผ์š” ์—ญํ•  ๋ฐ ์„ฑ๊ณผ

  • ์„œ๋ฒ„ ์„ฑ๋Šฅ ๋ถ„์„ ๋ฐ ์ตœ์ ํ™”: VisualVM์„ ํ™œ์šฉํ•˜์—ฌ ๋ฉ”๋ชจ๋ฆฌ ๋ˆ„์ˆ˜๋ฅผ ํ•ด๊ฒฐํ•˜๊ณ , ์„œ๋ฒ„ ๋ถ€ํŒ… ์‹œ๊ฐ„์„ 30๋ถ„์—์„œ 20์ดˆ๋กœ 90๋ฐฐ ๋‹จ์ถ•ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ๋™์‹œ์„ฑ ์ด์Šˆ ํ•ด๊ฒฐ: ๋ฆฌ๋ทฐ ์ข‹์•„์š” ๊ธฐ๋Šฅ์—์„œ ๋ฐœ์ƒํ•œ ๋™์‹œ์„ฑ ๋ฌธ์ œ๋ฅผ Unique Constraint ์ ์šฉ์œผ๋กœ ๊ฐ„๋‹จํ•˜๊ณ  ํšจ์œจ์ ์œผ๋กœ ํ•ด๊ฒฐํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ํ…Œ์ŠคํŠธ ์ƒ์‚ฐ์„ฑ ํ–ฅ์ƒ: FixtureMonkey๋ฅผ ๋„์ž…ํ•˜์—ฌ ํ…Œ์ŠคํŠธ ๋ฐ์ดํ„ฐ ์ƒ์„ฑ์„ ์ž๋™ํ™”ํ•˜๊ณ , ํ…Œ์ŠคํŠธ ์ž‘์„ฑ ์‹œ๊ฐ„์„ 50% ์ด์ƒ ๋‹จ์ถ•ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ๋ชจ๋‹ˆํ„ฐ๋ง ์‹œ์Šคํ…œ ๊ตฌ์ถ•: AWS CloudWatch, Lambda, Slack์„ ์—ฐ๋™ํ•˜์—ฌ ์žฅ์•  ๋ฐœ์ƒ ์‹œ ์‹ค์‹œ๊ฐ„ ์•Œ๋ฆผ ์‹œ์Šคํ…œ์„ ๊ตฌ์ถ•, ์„ ์ œ์ ์ธ ๋Œ€์‘์ด ๊ฐ€๋Šฅํ•˜๋„๋ก ๊ฐœ์„ ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • DB ๋งˆ์ด๊ทธ๋ ˆ์ด์…˜ ์ž๋™ํ™”: Flyway๋ฅผ ๋„์ž…ํ•˜์—ฌ ์ˆ˜๋™์ ์ธ DB ์Šคํ‚ค๋งˆ ๊ด€๋ฆฌ๋กœ ์ธํ•œ ํœด๋จผ ์—๋Ÿฌ ๊ฐ€๋Šฅ์„ฑ์„ ์›์ฒœ ์ฐจ๋‹จํ•˜๊ณ  ์šด์˜ ์•ˆ์ •์„ฑ์„ ํ™•๋ณดํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ๋ณด์•ˆ ๊ฐ•ํ™”: XSS ๊ณต๊ฒฉ ๋ฐฉ์ง€๋ฅผ ์œ„ํ•ด ์ธ์ฆ ์ „๋‹ฌ ๋ฐฉ์‹์„ ๊ฐœ์„ ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ์ฝ”๋“œ ํ’ˆ์งˆ ๊ฐœ์„ : ๋ฐ˜๋ณต์ ์ธ ํŽ˜์ด์ง• ๋ฐ ์ •๋ ฌ ๋กœ์ง์„ ๋ฆฌํŒฉํ† ๋งํ•˜์—ฌ ์ฝ”๋“œ์˜ ์žฌ์‚ฌ์šฉ์„ฑ๊ณผ ํ™•์žฅ์„ฑ์„ ํ–ฅ์ƒ์‹œ์ผฐ์Šต๋‹ˆ๋‹ค.

๐Ÿ“š ๋…์„œ ์Šต๊ด€ ํ˜•์„ฑ ํ”Œ๋žซํผ, BookStar

ํ”„๋กœ์ ํŠธ ๊ธฐ๊ฐ„: 2025.05 ~ ํ˜„์žฌ | ํŒ€์žฅ ๋ฐ ๋ฐฑ์—”๋“œ (2์ธ) | GitHub | ์•ฑ์Šคํ† ์–ด

์‚ฌ์šฉ์ž์˜ ๋…์„œ ์Šต๊ด€ ํ˜•์„ฑ์„ ๋•๋Š” AI ๊ธฐ๋ฐ˜ ์†Œ์…œ ๋ฆฌ๋”ฉ ํ”Œ๋žซํผ

์ฃผ์š” ์—ญํ•  ๋ฐ ์„ฑ๊ณผ

  • AI ์ถ”์ฒœ API ์„ฑ๋Šฅ ๊ฐœ์„ : ๋ฐฑ์—”๋“œ์—์„œ Redis ์บ์‹ฑ์„ ์ ์šฉํ•˜์—ฌ AI ์„œ๋ฒ„ ํ˜ธ์ถœ์„ ์ตœ์†Œํ™”, ์‘๋‹ต ์†๋„๋ฅผ 70์ดˆ์—์„œ 10ms๋กœ 7000๋ฐฐ ๊ฐœ์„ ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ํ™•์žฅ์„ฑ ๋†’์€ ์•„ํ‚คํ…์ฒ˜ ์„ค๊ณ„: Spring ApplicationEvent ๊ธฐ๋ฐ˜์˜ ๋น„๋™๊ธฐ ์ด๋ฒคํŠธ ๊ตฌ์กฐ๋ฅผ ๋„์ž…ํ•˜์—ฌ ์„œ๋น„์Šค ๊ฐ„ ๊ฒฐํ•ฉ๋„๋ฅผ ๋‚ฎ์ถ”๊ณ  ์œ ์ง€๋ณด์ˆ˜์„ฑ๊ณผ ํ™•์žฅ์„ฑ์„ ํ™•๋ณดํ–ˆ์Šต๋‹ˆ๋‹ค.
  • CI/CD ํŒŒ์ดํ”„๋ผ์ธ ๊ตฌ์ถ•: GitHub Actions๋ฅผ ํ™œ์šฉํ•˜์—ฌ ๋นŒ๋“œ ๋ฐ ๋ฐฐํฌ ์ž๋™ํ™” ํŒŒ์ดํ”„๋ผ์ธ์„ ๊ตฌ์ถ•ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ์ธ์ฆ ์‹œ์Šคํ…œ ๋ฆฌํŒฉํ† ๋ง: OAuth 2.0/OIDC ๊ธฐ๋ฐ˜์˜ ์ธ์ฆ ์‹œ์Šคํ…œ์„ ๊ณ ๋„ํ™”ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ์ฃผ์š” ๊ธฐ๋Šฅ ๊ฐœ๋ฐœ: AI ์ฑ… ์ถ”์ฒœ, ์œ ํŠœ๋ธŒ ์˜์ƒ ์ถ”์ฒœ, ์‹ค์‹œ๊ฐ„ ์ฑ„ํŒ…, ๋žญํ‚น ์‹œ์Šคํ…œ ๋“ฑ ํ•ต์‹ฌ API ๊ฐœ๋ฐœ์„ ์ด๊ด„ํ–ˆ์Šต๋‹ˆ๋‹ค.

๐ŸŽ“ ๋Œ€ํ•™์ƒ ๋„คํŠธ์›Œํ‚น ํ”Œ๋žซํผ, Flint

ํ”„๋กœ์ ํŠธ ๊ธฐ๊ฐ„: 2023.07 ~ 2023.12 | ๋ฐฑ์—”๋“œ (3์ธ) | GitHub

ํ•™๊ต ์ด๋ฉ”์ผ ์ธ์ฆ ๊ธฐ๋ฐ˜์˜ ๋Œ€ํ•™์ƒ ๋ฉ˜ํ† ๋ง ๋ฐ ๋„คํŠธ์›Œํ‚น ์ปค๋ฎค๋‹ˆํ‹ฐ

์ฃผ์š” ์—ญํ•  ๋ฐ ์„ฑ๊ณผ

  • ๋Œ“๊ธ€/๋Œ€๋Œ“๊ธ€ ์กฐํšŒ ์„ฑ๋Šฅ ๊ฐœ์„ : N+1 ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๊ณ  ์ฟผ๋ฆฌ๋ฅผ ์ตœ์ ํ™”ํ•˜์—ฌ ์‘๋‹ต ์†๋„๋ฅผ 21,000ms์—์„œ 20ms๋กœ 1000๋ฐฐ ์ด์ƒ ํ–ฅ์ƒ์‹œ์ผฐ์Šต๋‹ˆ๋‹ค.
  • ์ด๋ฉ”์ผ ์ธ์ฆ ์‹œ์Šคํ…œ ์ตœ์ ํ™”: ๋น„๋™๊ธฐ ์ฒ˜๋ฆฌ ๋ฐ Redis๋ฅผ ๋„์ž…ํ•˜์—ฌ ์ด๋ฉ”์ผ ์ธ์ฆ API ์‘๋‹ต ์‹œ๊ฐ„์„ 5์ดˆ์—์„œ 20ms๋กœ 250๋ฐฐ ๋‹จ์ถ•ํ•˜๊ณ , Rate Limiting์œผ๋กœ ์•ˆ์ •์„ฑ์„ ๊ฐ•ํ™”ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ๋„๋ฉ”์ธ ์„ค๊ณ„ ์ตœ์ ํ™”: ENUM๊ณผ Converter๋ฅผ ํ™œ์šฉํ•˜์—ฌ ๋ช…ํ•จ ๋„๋ฉ”์ธ์˜ ๊ด€์‹ฌ์‚ฌ ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋ฅผ ๋ฆฌํŒฉํ† ๋ง, ํ…Œ์ด๋ธ” ์ˆ˜๋ฅผ ์ค„์ด๊ณ  ์กฐํšŒ ์„ฑ๋Šฅ์„ ๊ฐœ์„ ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ์ธ์ฆ/์ธ๊ฐ€ ์‹œ์Šคํ…œ ๊ตฌ์ถ•: Spring Security์™€ JWT๋ฅผ ํ™œ์šฉํ•˜์—ฌ ๋กœ๊ทธ์ธ ๋ฐ ํšŒ์›๊ฐ€์ž… ์‹œ์Šคํ…œ์„ ๊ตฌํ˜„ํ•˜๊ณ , @PreAuthorize๋ฅผ ๋„์ž…ํ•˜์—ฌ ๊ฐ€๋…์„ฑ ๋†’์€ ์ธ๊ฐ€ ์ฒ˜๋ฆฌ๋ฅผ ๊ตฌํ˜„ํ–ˆ์Šต๋‹ˆ๋‹ค.


๐ŸŽ“ Education & ๐Ÿƒ Activities

  • ์ˆญ์‹ค๋Œ€ํ•™๊ต ์†Œํ”„ํŠธ์›จ์–ดํ•™๋ถ€ (2020.03 ~ 2026.02 ์กธ์—…์˜ˆ์ •)
    • 2020๋…„ โ€˜์ฐฝ์˜์  ๊ณตํ•™์„ค๊ณ„โ€™ ์šฐ์ˆ˜์ƒ
  • SCCC (๊ต๋‚ด ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๋™์•„๋ฆฌ) (2024.06 ~ 2024.12)
  • Real MySQL ์Šคํ„ฐ๋”” (2024.10 ~ 2024.12)
  • ์ฝ”ํ…Œ์ดํ†  (์—ฐํ•ฉ IT ๋™์•„๋ฆฌ) (2023.06 ~ 2023.12)


๐Ÿ“œ Certificates

  • SQL ๊ฐœ๋ฐœ์ž(SQLD)
  • ์ •๋ณด์ฒ˜๋ฆฌ๊ธฐ์‚ฌ (ํ•„๊ธฐ)
  • TOPCIT 3์ˆ˜์ค€

Pinned Loading

  1. Today-I-Learn Today-I-Learn Public

    ๋‹น์ผ์— ํ•œ ๊ณต๋ถ€ ๊ธฐ๋ก

  2. eco-dessert-platform/backend eco-dessert-platform/backend Public

    Java 1

  3. ssu-capstone-bookstar/server ssu-capstone-bookstar/server Public

    Java