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pill27211/README.md

Hi there, I'm Pillsun Jeong ๐Ÿ‘‹

Node.js ์ƒํƒœ๊ณ„ ์ค‘์‹ฌ์˜ ๋ฐฑ์—”๋“œ๋ฅผ ์ง€๋งํ•˜๋Š” ๊ฐœ๋ฐœ์ž์ž…๋‹ˆ๋‹ค.
MSA ๊ธฐ๋ฐ˜ ๋ถ„์‚ฐ ํ™˜๊ฒฝ๊ณผ ์ธํ”„๋ผ ์„ค๊ณ„์— ๊ด€์‹ฌ์ด ๋งŽ๊ณ , ์ˆ˜๋งŽ์€ '์ •๋‹ต์ด ์—†๋Š” ๋ฌธ์ œ' ์†์—์„œ ๋Š˜ '์ •๋‹ต์— ๊ฐ€์žฅ ๊ฐ€๊นŒ์›Œ์งˆ ์ˆ˜ ์žˆ๋Š” ๊ธธ'์„ ์ซ“์Šต๋‹ˆ๋‹ค.


๐Ÿ‘จโ€๐Ÿ’ป About

  • ๐Ÿš€ ์ฐฝ์—…์„ ๋ชฉํ‘œ๋กœ ํ•œ 3์ธ ํŒ€ ํ”„๋กœ์ ํŠธ Align ์—์„œ ๋ฐฑ์—”๋“œ ์„ค๊ณ„ ~ ์ธํ”„๋ผ ๊ตฌ์ถ• ์ „๋ฐ˜๊ณผ ํด๋ผ์ด์–ธํŠธ API ์—ฐ๋™ ๊ธฐ๋Šฅ ๊ฐœ๋ฐœ์„ ๋‹ด๋‹นํ–ˆ์Šต๋‹ˆ๋‹ค.
  • โœ๏ธ ๋ฐฑ์—”๋“œ ์„ค๊ณ„ ๊ณผ์ •๊ณผ ํŠธ๋ ˆ์ด๋“œ์˜คํ”„, ๊ฒฝํ—˜๋“ค์„ Align Tech ๊ธฐ์ˆ  ๋ธ”๋กœ๊ทธ ์— ๊ธฐ๋กํ•ฉ๋‹ˆ๋‹ค.
  • ๐Ÿ“ซ Gmail

๐Ÿ›  Tech Stack

Node.js Express JavaScript C++ MySQL Redis MongoDB Docker AWS Nginx Prometheus Grafana

๐Ÿ“ฆ Featured

๐Ÿงญ Align โ€” ์—ฌํ–‰ํ•˜๊ฒŒ โ€” ๊ฒŒ์ŠคํŠธํ•˜์šฐ์Šค ์˜ˆ์•ฝยท์ปค๋ฎค๋‹ˆํ‹ฐยท์—ฌํ–‰ ๋™ํ–‰ ๋งค์นญ ํ”Œ๋žซํผ (3์ธ ํŒ€ ํ˜‘์—…)

์—ญํ• ๋ณ„ 4๊ฐœ ์„œ๋ฒ„(REST ยท ์‹ค์‹œ๊ฐ„ ยท ์—…๋กœ๋“œ ยท ์›Œ์ปค) ๋กœ ๋ถ„๋ฆฌํ•˜๊ณ , ๋ฌด์ƒํƒœ ์„ค๊ณ„ ยท ๊ฒฐ์ œ/์˜ˆ์•ฝ ์ •ํ•ฉ์„ฑ ยท ์‹ค์‹œ๊ฐ„ ํ”ผ๋“œ ๋žญํ‚น ยท ๊ด€์ธก์„ฑ์„ ์ฒ˜์Œ๋ถ€ํ„ฐ ๋๊นŒ์ง€ ์„ค๊ณ„. โ†’ ์•„ํ‚คํ…์ฒ˜ ํšŒ๊ณ  ยท ์„œ๋น„์Šค

์ด ์ค‘ ์“ฐ๊ธฐ ๊ฒฝ๋กœ ์„ฑ๋Šฅ ยท ์‹ค์‹œ๊ฐ„ ๋žญํ‚น ยท ๋™์‹œ์„ฑ ์ •ํ•ฉ์„ฑ์€ ์•„๋ž˜ ์„ธ ์‹คํ—˜์œผ๋กœ ๋”ฐ๋กœ ๋–ผ์–ด๋‚ด ๊ฒ€์ฆยท๋ฐœ์ „์‹œํ‚ค๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

โ”” โšก write-path-bench โ€” ๋™๊ธฐ vs BullMQ ๋น„๋™๊ธฐ ์“ฐ๊ธฐ ๊ฒฝ๋กœ ๋ฒค์น˜๋งˆํฌ ๋™์ผ ๋ถ€ํ•˜(k6 ยท Docker)์—์„œ ์ฒ˜๋ฆฌ๋Ÿ‰ 4.03ร—โ†‘ ยท p99 โˆ’64% ์‹ค์ธก. ๊ฒฐ๊ณผยทํ•˜๋„ค์Šคยท์›๋ณธ ์ธก์ •์น˜๊นŒ์ง€ ์žฌํ˜„.

โ”” ๐Ÿ”ฅ feed-ranking-lab โ€” ์‹ค์‹œ๊ฐ„ ํ”ผ๋“œ ๋žญํ‚น ์‹œ์Šคํ…œ์„ NestJSยทTSยทTypeORM์œผ๋กœ ์žฌ๊ตฌ์„ฑํ•œ ํ•™์Šตยท๊ธฐ์—ฌํ˜• ํ”„๋กœ์ ํŠธ.

โ”” ๐Ÿ”’ concurrency-correctness-lab โ€” ์„œ๋ฒ„ ๋™์‹œ์„ฑ ์ •ํ•ฉ์„ฑ ์‹คํ—˜์‹ค ๋ ˆ์ด์Šค ์ปจ๋””์…˜ ๋ฐฉ์–ด 4์ข…(atomic ยท ๋น„๊ด€์  ยท ๋‚™๊ด€์  ๋ฝ) ๋น„๊ต ยท ๋ถ„์‚ฐ ๋ฝ ๋ฉฑ๋“ฑ์„ฑ ยท fencing token.

๐ŸŽฎ AlgoWiki โ€” ๊ฒŒ์ž„ํ™”ํ•œ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ์˜จ๋ผ์ธ ์ €์ง€ (ํ•™๊ต ์กธ์—…์ž‘ํ’ˆ)

hustoj ๊ธฐ๋ฐ˜ OJ์— ํ€˜์ŠคํŠธยท์žฌํ™”ยท์ƒ์ ยท์ธ๋ฒคํ† ๋ฆฌยท๋ณต๊ถŒ ๋“ฑ RPG ๊ฒŒ์ž„ํ™” ๋ฐฑ์—”๋“œ๋ฅผ C/C++ยทPHPยทcron์œผ๋กœ ์„ค๊ณ„ยท๊ตฌํ˜„. โ†’ ๊ฐœ์š”ยท์•„ํ‚คํ…์ฒ˜ยท์†Œ์Šค

โ”” ๐Ÿงฉ algowiki-problems โ€” ์กธ์—…์ž‘ํ’ˆ์„ ์œ„ํ•ด ์ง์ ‘ ์ถœ์ œํ•œ 217๋ฌธ์ œ ์•„์นด์ด๋ธŒ โ†’ ์›น์œผ๋กœ ๋ณด๊ธฐ

๐Ÿ’ฌ Chat-east โ€” ์‹ค์‹œ๊ฐ„ ๋ฉ”์‹ ์ € (AlgoWiki ํ›„์†์ž‘)

Socket.IO ๊ธฐ๋ฐ˜ ์‹ค์‹œ๊ฐ„ ์ฑ„ํŒ…์— WebRTC ์Œ์„ฑํ†ตํ™”์™€ FCM ํ‘ธ์‹œ๋ฅผ ์–น์€ ๋ฉ”์‹ ์ €. Node/Express ยท MySQL ยท Android(Java) ํด๋ผ์ด์–ธํŠธ.

๐Ÿงฉ Problem Solving

ํ•œ๋•Œ ๋ฐฑ์ค€ ์˜จ๋ผ์ธ ์ €์ง€์—์„œ 2,000+ ๋ฌธ์ œ๋ฅผ ํ’€ ์ •๋„๋กœ ์•Œ๊ณ ๋ฆฌ์ฆ˜์— ๋น ์ง„ ์ ์ด ์žˆ์Šต๋‹ˆ๋‹ค. ํŠนํžˆ ์ž๋ฃŒ๊ตฌ์กฐ์™€ ๊ทธ๋ž˜ํ”„, ๊ทธ์ค‘์—์„œ๋„ ํŠธ๋ฆฌ ๋ฌธ์ œ๋ฅผ ๊ฐ€์žฅ ์ข‹์•„ํ–ˆ์œผ๋ฉฐ, ๊ฐœ์ธ ํ‹ฐ์Šคํ† ๋ฆฌ ๋ธ”๋กœ๊ทธ ์— ์ด๋”ฐ๊ธˆ์”ฉ ํ’€์ด๋ฅผ ๊ธฐ๋กํ–ˆ์Šต๋‹ˆ๋‹ค. ๋˜ํ•œ ๋Œ€ํšŒ ๋ธŒ์‹ค์ปต ์—์„œ ๊ฒ€์ˆ˜์ง„์œผ๋กœ ์ฐธ์—ฌํ•ด ๋ฌธ์ œ ๊ฒ€์ˆ˜์™€ ๋Œ€ํšŒ ์šด์˜์— ๊ธฐ์—ฌํ•œ ๊ฒฝํ—˜์ด ์žˆ์Šต๋‹ˆ๋‹ค.

๋Œ์•„๋ณด๋ฉด ์ œ ๊ด€์‹ฌ์€ ๋ฌธ์ œ๋ฅผ ํ‘ธ๋Š” ๊ฒƒ โ†’ ๊ฒ€์ˆ˜ํ•˜๋Š” ๊ฒƒ โ†’ ์ง์ ‘ ์ถœ์ œํ•˜๊ณ  ํ”Œ๋žซํผ์„ ์šด์˜ํ•˜๋Š” ๊ฒƒ์œผ๋กœ ์ž์—ฐ์Šค๋Ÿฝ๊ฒŒ ์˜ฎ๊ฒจ๊ฐ”๊ณ , ๊ทธ ๋์—์„œ ์กธ์—…์ž‘ํ’ˆ์œผ๋กœ ๊ฒŒ์ž„ํ™”๋œ ์˜จ๋ผ์ธ ์ €์ง€๋ฅผ ๋งŒ๋“ค๊ณ  217๋ฌธ์ œ๋ฅผ ์ง์ ‘ ์ถœ์ œํ•˜๊ฒŒ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. โ†’ AlgoWiki ๋ฌธ์ œ ์•„์นด์ด๋ธŒ

์ด ์ €์ง€๋ฅผ ๋งŒ๋“ค๋ฉฐ ์„œ๋ฒ„ยทDBยท๊ฒŒ์ž„ ๊ฒฝ์ œ ์‹œ์Šคํ…œ๊ณผ ์”จ๋ฆ„ํ–ˆ๋˜ ๊ฒฝํ—˜์ด, ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๋ฌธ์ œ ํ’€์ด์—๋งŒ ๋จธ๋ฌผ๋˜ ์ €๋ฅผ ๋ณธ๊ฒฉ์ ์œผ๋กœ ๋ฐฑ์—”๋“œ ๊ฐœ๋ฐœ๋กœ ์ด๋ˆ ๊ฒฐ์ •์ ์ธ ๊ณ„๊ธฐ๊ฐ€ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

solved.ac tier

โœ๏ธ ๊ธฐ์ˆ  ๋ธ”๋กœ๊ทธ (Align Tech)

Pinned Loading

  1. concurrency-correctness-lab concurrency-correctness-lab Public

    ๋™์‹œ์„ฑยท์ •ํ•ฉ์„ฑ ์‹คํ—˜์‹ค โ€” ๋ ˆ์ด์Šค ์ปจ๋””์…˜ ๋ฐฉ์–ด๋ฒ• ๋น„๊ต์™€ ๋ถ„์‚ฐ ๋ฝ ๋ฉฑ๋“ฑ์„ฑยทfencing token

    JavaScript

  2. write-path-bench write-path-bench Public

    ๋™๊ธฐ vs BullMQ ๋น„๋™๊ธฐ ์“ฐ๊ธฐ ๊ฒฝ๋กœ ์„ฑ๋Šฅ ๋ฒค์น˜ โ€” ์ฒ˜๋ฆฌ๋Ÿ‰ 4.03ร—โ†‘, p99 โˆ’64%

    JavaScript

  3. align-retrospective align-retrospective Public

    ์—ฌํ–‰ํ•˜๊ฒŒ โ€” ๊ฒŒ์ŠคํŠธํ•˜์šฐ์Šค ์˜ˆ์•ฝยท์ปค๋ฎค๋‹ˆํ‹ฐยท๋™ํ–‰ ๋งค์นญ ํ”Œ๋žซํผ์˜ ๋ฐฑ์—”๋“œ ์„ค๊ณ„ ํšŒ๊ณ 

    Shell

  4. feed-ranking-lab feed-ranking-lab Public

    ์—ฌํ–‰ํ•˜๊ฒŒ(Align)์˜ ์‹ค์‹œ๊ฐ„ ๋žญํ‚น ์‹œ์Šคํ…œ์„ NestJSยทTypeScriptยทTypeORM์œผ๋กœ ์žฌ๊ตฌ์„ฑํ•œ ํ•™์Šตยท๊ธฐ์—ฌํ˜• ํ”„๋กœ์ ํŠธ โ€” HLLยทZSETยทBullMQ ๋งˆ์ดํฌ๋กœ๋ฐฐ์น˜

    TypeScript

  5. algowiki-backend algowiki-backend Public

    hustoj ๊ธฐ๋ฐ˜ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ์˜จ๋ผ์ธ ์ €์ง€์— RPG ๊ฒŒ์ž„ํ™” ์•„ํ‚คํ…์ณ๋ฅผ ์–น์€ ํŒ€ ์กธ์—…์ž‘ํ’ˆ โ€” ๊ฐœ์š”ยท๋ฐฑ์—”๋“œ

    PHP

  6. algowiki-problems algowiki-problems Public

    AlgoWiki(๊ฒŒ์ž„ํ™” ์˜จ๋ผ์ธ ์ €์ง€) ์กธ์—…์ž‘ํ’ˆ์— ์ง์ ‘ ์ถœ์ œํ•œ 217๋ฌธ์ œ ์•„์นด์ด๋ธŒ

    HTML