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  1. ๋ฉด์ ‘ Interview

Implement experiences

Last updated 1 year ago

Front-end Stack: React, Next.js, react-query, formik, zustand

Development Environment: Node.js, MongoDB, github Actions, docker, AWS

Props Drilling

์ฑ„ํŒ… ์•ˆ์— ๊ฒฌ์ ์„œ๋ฅผ ์ƒ์„ฑํ•˜๋Š” ๊ธฐ๋Šฅ์„ ์ถ”๊ฐ€ํ•˜๋ฉด์„œ ๊ธฐ์กด ์ฑ„ํŒ… ์ปดํฌ๋„ŒํŠธ ๋‚ด์—์„œ ๋ฐœ์ƒํ•˜๊ณ  ์žˆ๋˜ props drilling์„ ๊ฐ€์ค‘์‹œํ‚ค๊ฒŒ ๋˜์–ด ํ•ด๋‹น ๊ธฐ๋Šฅ ๊ฐœ๋ฐœ ํ›„ ๋ฆฌํŒฉํ† ๋ง์„ ์ง„ํ–‰ํ•˜๊ฒŒ ๋˜์—ˆ๋‹ค.

Props drilling์€ ์ปดํฌ๋„ŒํŠธ ๋„ค์ŠคํŒ…์œผ๋กœ ์ธํ•ด ํ•˜์œ„ ์ปดํฌ๋„ŒํŠธ์—๊ฒŒ ์ „๋‹ฌ๋˜์–ด์•ผ ํ•˜๋Š” props๋ฅผ ๋ชจ๋‘ ๋ถ€๋ชจ ์ปดํฌ๋„ŒํŠธ์—์„œ ๋ถ€ํ„ฐ ์ „๋‹ฌํ•ด์•ผํ•˜๊ธฐ ๋•Œ๋ฌธ์— ํ•˜์œ„ ์ปดํฌ๋„ŒํŠธ๋“ค์€ ํ•ด๋‹น ์ปดํฌ๋„ŒํŠธ์™€ ์ƒ๊ด€์—†๋Š” props๊นŒ์ง€ ์ „๋‹ฌํ•˜๊ฒŒ ๋˜๋ฉด์„œ ๋ณต์žก์„ฑ์„ ํฌ๊ฒŒ ์•ผ๊ธฐ์‹œํ‚จ๋‹ค. ์ด๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด ๊ธฐ์กด์— ์‚ฌ์šฉํ•˜๊ณ  ์žˆ๋˜ Zustand๋ฅผ ์ด์šฉํ–ˆ๋‹ค.

Zustand๋Š” ์ƒํƒœ ๊ด€๋ฆฌ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋กœ Context API์™€ ๊ฐ€์žฅ ํฐ ์ฐจ์ด์ ์€ ๋ฉ”๋ชจ์ด์ œ์ด์…˜์„ ํ†ตํ•ด ๊ฐ’์„ ๋ฐ˜ํ™˜ํ•˜๊ธฐ ๋•Œ๋ฌธ์— ์ฐธ์กฐ๊ฐ€ ๋ณ€๊ฒฝ์ด ๋ ๋•Œ๋งŒ ๋ฆฌ๋žœ๋”๋ง์„ ๋ฐœ์ƒ์‹œ์ผœ ๋žœ๋”๋ง ์ตœ์ ํ™”์— ํฐ ์žฅ์ ์ด ์žˆ๋‹ค.

๊ธฐ์ˆ ๋ถ€์ฑ„

๋ชจ๋…ธ๋ ˆํฌ๋กœ ๋ฐœ์ƒํ•˜๋Š” ์ปดํฌ๋„ŒํŠธ ์˜์กด ๊ด€๊ณ„ ๋ถ„๋ฆฌ ์ž‘์—… ์ง„ํ–‰ํ–ˆ๋‹ค.

๋ชจ๋…ธ๋ ˆํฌ๋Š” ํ•˜๋‚˜์˜ ๋ ˆํŒŒ์ง€ํ† ๋ฆฌ ์•ˆ์— ๋‹ค์–‘ํ•œ ์„œ๋น„์Šค(ํ”„๋กœ์ ํŠธ)๋ฅผ ๊ด€๋ฆฌํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์˜๋ฏธํ•œ๋‹ค. ๋ชจ๋…ธ๋ ˆํฌ๋กœ ๊ตฌ์„ฑ๋œ ์ด์œ ๋ฅผ ์ถ”์ธกํ•ด๋ณด๋ฉด ์งง์€ ์‹œ๊ฐ„ ์•ˆ์— ๋‘ ๊ฐœ์˜ ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๊ฐœ๋ฐœํ•ด์•ผํ–ˆ๊ณ  ์ด ๋‘ ๊ฐœ์˜ ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜์€ ๋น„์Šทํ•œ ๊ธฐ๋Šฅ๊ณผ ๋””์ž์ธ์„ ๊ณต์œ ํ•˜๋Š” ๊ฒƒ์ด ๋งŽ์•„ ์ฆ‰, ์žฌ์‚ฌ์šฉ ํ•  ์ˆ˜ ์žˆ๋Š” ์ปดํฌ๋„ŒํŠธ๊ฐ€ ๋งŽ์•˜๊ธฐ ๋•Œ๋ฌธ์— ํšจ์œจ์ ์œผ๋กœ ๋น ๋ฅด๊ฒŒ ๊ฐœ๋ฐœํ•  ์ˆ˜ ์žˆ๋Š” ๋ชจ๋…ธ๋ ˆํฌ๋ฅผ ์ฑ„ํƒํ•œ ๊ฒƒ์œผ๋กœ ๋ณด์ธ๋‹ค. ํ•˜์ง€๋งŒ ๊ณ„์† ์ „์—ญ ์ปดํฌ๋„ŒํŠธ(๊ณตํ†ต ์ปดํฌ๋„ŒํŠธ)์™€ ์ง€์—ญ ์ปดํฌ๋„ŒํŠธ(์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜ ๋‚ด์—์„œ๋งŒ ์‚ฌ์šฉํ•˜๋Š” ์ปดํฌ๋„ŒํŠธ) ๊ฐ„์˜ ์˜์กด ๊ด€๊ณ„๊ฐ€ ์–ฝํžˆ๊ณ  ๋ณต์žกํ•ด์ง€๋ฉด์„œ ๊ธฐ์ˆ  ๋ถ€์ฑ„๋กœ ๋‚จ๊ฒŒ ๋˜์—ˆ๋‹ค. ์ด๋ฅผ ํ•ด๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด์„œ ์‚ฌ์šฉํ•˜๋˜ ๋ชจ๋“  ์ปดํฌ๋„ŒํŠธ๋ฅผ ์กฐ์‚ฌํ•˜๊ณ  ์˜์กด ๊ด€๊ณ„๋ฅผ ํŒŒ์•…ํ•˜์—ฌ ๋ฆฌํŒฉํ† ๋งํ•˜๋Š” ์‹œ๊ฐ„์„ ๊ฐ€์กŒ๋‹ค.

๋‹จ์ ์œผ๋กœ ๋ณผ ์ˆ˜ ์žˆ๋Š” ๊ฒƒ์€ ์ „์—ญ ์ปดํฌ๋„ŒํŠธ์˜ ๊ฒฝ์šฐ ์ˆ˜์ •ํ•˜๊ฒŒ ๋˜๋ฉด ์‚ฌ์šฉํ•˜๊ณ  ์žˆ๋Š” ๋ชจ๋“  ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜์— ์˜ํ–ฅ์„ ๋ฏธ์น˜๊ธฐ ๋•Œ๋ฌธ์— ์ด๋Ÿฐ ๋ถ€๋ถ„์„ ์ž˜ ํ™•์ธํ•ด์•ผํ•˜๋ฉฐ, ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜์— ๋”ฐ๋ผ ๋ถ„๊ธฐ์ฒ˜๋ฆฌ๊ฐ€ ๋งŽ์•„์„œ ์ฝ”๋“œ์˜ ๋ณต์žก์„ฑ์ด ๋†’์•„์ง€๋Š” ๋ฌธ์ œ๋ฅผ ๊ฒฝํ—˜ํ–ˆ๋‹ค.

๊ณ ๊ฐ ์‚ฌ์ด๋“œ์™€ ์–ด๋“œ๋ฏผ ์‚ฌ์ด๋“œ๋กœ ๋‘ ๊ฐœ์˜ ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜์ด ์žˆ๊ณ  ๊ณ ๊ฐ ์‚ฌ์ด๋“œ์—๋Š” ๋‘๋ช…์˜ ํƒ€๊ฒŸ, ์–ด๋“œ๋ฏผ์— ํ•œ๋ช…์˜ ํƒ€๊ฒŸ์œผ๋กœ ์ด ์„ธ๋ช…์˜ ํƒ€๊ฒŸ์„ ์œ„ํ•œ ๋””์ž์ธ๊ณผ ๊ธฐ๋Šฅ์ด ์ œ๊ณต๋˜์–ด์•ผ ํ–ˆ๋‹ค. ์ด๋ฅผ ํ•˜๋‚˜์˜ ๊ณตํ†ต ์ปดํฌ๋„ŒํŠธ์—์„œ ์ฒ˜๋ฆฌํ•˜๋‹ค ๋ณด๋‹ˆ ๊ธฐ๋Šฅ๊ณผ ๋””์ž์ธ ๋ชจ๋‘ ๋ถ„๊ธฐ๊ฐ€ ํ•„์š”ํ•œ ๊ฒฝ์šฐ๊ฐ€ ๋งŽ์•„ ์ƒ๋‹นํžˆ ๋ณต์žกํ•˜์—ฌ ์œ ์ง€๋ณด์ˆ˜ ์ธก๋ฉด์—์„œ ์‹œ๊ฐ„ ์†Œ์š”๊ฐ€ ๋งŽ์ด ๋˜์—ˆ๋‹ค.

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