MLA 2์ฃผ์ปท ใ„ฑใ„ฑ!

2026. 1. 26. 16:32ยท๐Ÿ‘ฉ‍๐Ÿ’ปDeveloper ๐Ÿ’ก/๐Ÿคน‍โ™€๏ธAlgorithm & Coding Test๐Ÿ’ƒ

1๋‹จ๊ณ„: AWS Skill Builder (๋ฌด๋ฃŒ ๊ณผ์ •)

์˜์ƒ ์ „์ฒด๋ฅผ ๋‹ค ๋ณด๋˜, ์•„๋Š” ๋‚ด์šฉ์€ 1.5๋ฐฐ์†์œผ๋กœ ๋น ๋ฅด๊ฒŒ ๋„˜๊ธฐ์„ธ์š”.

  • ๋ชฉํ‘œ: "๋‚ด๊ฐ€ ์•„๋Š” ML ์ด๋ก ์ด AWS ์„œ๋น„์Šค ์–ด๋””์— ๋งค์นญ๋˜๋Š”๊ฐ€?" ํŒŒ์•….
  • ์ง‘์ค‘ํ•  ๋ถ€๋ถ„: Amazon SageMaker์˜ ์›Œํฌํ”Œ๋กœ์šฐ (๋ฐ์ดํ„ฐ ์ˆ˜์ง‘ → ์ „์ฒ˜๋ฆฌ → ํ•™์Šต → ๋ฐฐํฌ → ๋ชจ๋‹ˆํ„ฐ๋ง).
  • ์ฃผ์˜: ํ†ต๊ณ„ํ•™์ ์œผ๋กœ ๊นŠ๊ฒŒ ๋“ค์–ด๊ฐ€๋Š” ๋‚ด์šฉ์€ ์ด๋ฏธ ์•„์‹ค ํ…Œ๋‹ˆ, '์–ด๋–ค ํด๋ฆญ์„ ํ•ด์•ผ ํ•˜๋Š”์ง€', '์–ด๋–ค ์„œ๋น„์Šค๋ฅผ ์จ์•ผ ํ•˜๋Š”์ง€' ๋ช…์นญ ์œ„์ฃผ๋กœ ๋ณด์„ธ์š”.

2๋‹จ๊ณ„: ํ•ต์‹ฌ ์„œ๋น„์Šค ๊ฐœ๋… '๋‹จ๊ถŒํ™”'

Skill Builder๋ฅผ ๋ณด๋ฉด์„œ ์•„๋ž˜ 5๊ฐ€์ง€ ์„œ๋น„์Šค์˜ ์šฉ๋„๋Š” ๋ฐ˜๋“œ์‹œ ๋จธ๋ฆฟ์†์— ๋„ฃ์–ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

๋‹จ๊ณ„ ํ•ต์‹ฌ ์„œ๋น„์Šค ํ†ต๊ณ„/ML ์ „๊ณต์ž์šฉ ๋งค์นญ
๋ฐ์ดํ„ฐ ์ค€๋น„ AWS Glue, SageMaker Data Wrangler ETL ๋ฐ ๋ฐ์ดํ„ฐ ์ „์ฒ˜๋ฆฌ ์ž๋™ํ™”
ํŠน์ง• ์ถ”์ถœ SageMaker Feature Store ๋ชจ๋ธ์šฉ ๋ณ€์ˆ˜(Feature) ์ €์žฅ์†Œ
๋ชจ๋ธ ํ•™์Šต SageMaker Training Jobs ๋ถ„์‚ฐ ํ•™์Šต ๋ฐ ์ŠคํŒŸ ์ธ์Šคํ„ด์Šค ํ™œ์šฉ
๋ชจ๋ธ ๋ฐฐํฌ SageMaker Endpoints API ํ˜•ํƒœ๋กœ ๋ชจ๋ธ ์„œ๋น™ (์‹ค์‹œ๊ฐ„/๋ฐฐ์น˜)
์šด์˜/๋ชจ๋‹ˆํ„ฐ๋ง SageMaker Model Monitor Data Drift(๋ฐ์ดํ„ฐ ๋ถ„ํฌ ๋ณ€ํ™”) ๊ฐ์ง€

3๋‹จ๊ณ„: ๋คํ”„ ๋ฐ ๋ชจ์˜๊ณ ์‚ฌ (Udemy/Tutorials Dojo)

์ด๋ก ์„ ๋‹ค ๋ดค๋‹ค๋ฉด ๋ฐ”๋กœ ๋ฌธ์ œ ํ’€์ด๋กœ ๋“ค์–ด๊ฐ‘๋‹ˆ๋‹ค.

  • ์ถ”์ฒœ: Udemy์˜ Jon Bonso ๋˜๋Š” Stephane Maarek์˜ MLA ๋ชจ์˜๊ณ ์‚ฌ.
  • ์ด์œ : AWS ์‹œํ—˜์€ "๊ฐ€์žฅ ํšจ์œจ์ ์ธ ๊ฒƒ์€?" ๊ฐ™์€ ์‹œ๋‚˜๋ฆฌ์˜ค ๋ฌธ์ œ๊ฐ€ ๋งŽ์Šต๋‹ˆ๋‹ค. ์ „๊ณต ์ง€์‹์œผ๋กœ ํ’€๋ฆฌ๋Š” ๋ฌธ์ œ์™€ AWS ์ง€์‹์ด ์—†์œผ๋ฉด ํ‹€๋ฆฌ๋Š” ๋ฌธ์ œ๋ฅผ ๊ตฌ๋ถ„ํ•˜๋Š” ํ›ˆ๋ จ์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.

4๋‹จ๊ณ„: ์˜ค๋‹ต ๋…ธํŠธ๋ฅผ ํ†ตํ•œ 'AWS ๋ฐฉ์‹' ์Šต๋“

๋ฌธ์ œ๋ฅผ ํ’€๋‹ค ๋ณด๋ฉด ํ†ต๊ณ„์ ์œผ๋กœ๋Š” ๋งž๋Š”๋ฐ AWS ์‹œํ—˜์—์„œ๋Š” ์˜ค๋‹ต์ธ ๊ฒฝ์šฐ๊ฐ€ ์žˆ์„ ๊ฒ๋‹ˆ๋‹ค.

  • ์˜ˆ: "์ •ํ™•๋„๋ฅผ 0.1% ๋†’์ด๊ธฐ ์œ„ํ•ด ์„œ๋ฒ„๋ฅผ 10๋Œ€ ๋” ์“ด๋‹ค" (X) → "๋น„์šฉ ํšจ์œจ์„ ์œ„ํ•ด ์•ฝ๊ฐ„์˜ ์ •ํ™•๋„๋ฅผ ํฌ๊ธฐํ•˜๋”๋ผ๋„ ์„œ๋ฒ„ ์‚ฌ์–‘์„ ์ตœ์ ํ™”ํ•œ๋‹ค" (O)
  • ์ด๋Ÿฐ **'AWS์˜ ๋น„์ฆˆ๋‹ˆ์Šค ๋…ผ๋ฆฌ'**๋ฅผ ์˜ค๋‹ต ๋…ธํŠธ๋ฅผ ํ†ตํ•ด ์ตํžˆ์‹œ๋ฉด ๋์ž…๋‹ˆ๋‹ค.

๐Ÿ•’ ์š”์•ฝํ•˜์ž๋ฉด

  1. Skill Builder ์˜์ƒ ์‹œ์ฒญ (๋ชจ๋ฅด๋Š” ์„œ๋น„์Šค ๋ช…์นญ ์œ„์ฃผ๋กœ).
  2. SageMaker์˜ 5๊ฐ€์ง€ ๋‹จ๊ณ„๋ณ„ ๊ธฐ๋Šฅ ์ˆ™์ง€.
  3. ๋ชจ์˜๊ณ ์‚ฌ 2~3ํšŒ๋ถ„ ํ’€๊ณ  ์˜ค๋‹ต ์ •๋ฆฌ.

'๐Ÿ‘ฉโ€๐Ÿ’ปDeveloper ๐Ÿ’ก > ๐Ÿคนโ€โ™€๏ธAlgorithm & Coding Test๐Ÿ’ƒ' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

ํŒŒ์ด์ฌ format() ํ•œ ๋ฐฉ์— ๋๋‚ด๊ธฐ: ์ž๋ฆฟ์ˆ˜(0 padding) + ์ด์ง„์ˆ˜ ๋ณ€ํ™˜ + ์‹ค์ „ ์˜ˆ์‹œ(๋น„๋ฐ€์ง€๋„)  (1) 2026.01.19
Two Pointers(ํˆฌํฌ์ธํ„ฐ) โ€” โ€œ์–‘์ชฝ์—์„œ ์ขํ˜€๊ฐ€๋ฉฐ O(n)์œผ๋กœ ๋๋‚ด๋Š” ๊ธฐ์ˆ โ€  (1) 2026.01.11
์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜(LCM) ํ•œ ๋ฐฉ์— ๋๋‚ด๊ธฐ: lcm = a*b // gcd(a,b) + ๋ˆ„์   (0) 2026.01.11
์‚ผ์„ฑ ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ํ•ฉ๊ฒฉ์„  ์ •๋ฆฌ (ADV / PRO)  (1) 2026.01.09
'๐Ÿ‘ฉ‍๐Ÿ’ปDeveloper ๐Ÿ’ก/๐Ÿคน‍โ™€๏ธAlgorithm & Coding Test๐Ÿ’ƒ' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
  • ํŒŒ์ด์ฌ format() ํ•œ ๋ฐฉ์— ๋๋‚ด๊ธฐ: ์ž๋ฆฟ์ˆ˜(0 padding) + ์ด์ง„์ˆ˜ ๋ณ€ํ™˜ + ์‹ค์ „ ์˜ˆ์‹œ(๋น„๋ฐ€์ง€๋„)
  • Two Pointers(ํˆฌํฌ์ธํ„ฐ) — “์–‘์ชฝ์—์„œ ์ขํ˜€๊ฐ€๋ฉฐ O(n)์œผ๋กœ ๋๋‚ด๋Š” ๊ธฐ์ˆ ”
  • ์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜(LCM) ํ•œ ๋ฐฉ์— ๋๋‚ด๊ธฐ: lcm = a*b // gcd(a,b) + ๋ˆ„์ 
  • ์‚ผ์„ฑ ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ํ•ฉ๊ฒฉ์„  ์ •๋ฆฌ (ADV / PRO)
fulfilling_enjoyable yeona๐Ÿถ๐Ÿฆซ
fulfilling_enjoyable yeona๐Ÿถ๐Ÿฆซ
Quantitative Research Engineer & Quantitative Strategist | Multimodal Alpha (Price/News/On-chain) | Regime-aware, Cost-included Backtests | Remote-first ์—ฐ๋ฆฌ์˜ ๋‚œ ๋จธ๋‹ˆ๐Ÿ’ฐ๊ฐ€ ์ข‹์•„๐Ÿ’™๐Ÿฅณ ์ถฉ๋งŒํ•˜๊ฒŒ ๊ทธ๋ฆฌ๊ณ  ์ฆ๊ฒ๊ฒŒ ๐Ÿถ ๐Ÿฆซ ๐Ÿ’›
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