Software Engineer, Anti-Adblock

Ad Shield โ€” South Korea ยท Posted ~21 hours ago

Senior Onsite

Skills

Software Engineering JavaScript TypeScript Browser APIs DOM HTTP Networking Caching Root Cause Analysis Production Engineering Technical Research Monitoring Regression Testing Safe Deployment Browser Extensions

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Summary โœจ AIโ€‘Generated

A software engineering position combining browser and network research with production development. You will investigate emerging traffic-blocking behaviors, reproduce complex issues, build resilient runtime and delivery systems, and turn recurring incidents into reusable defenses, regression tests, monitoring, and safe deployment processes.

Highlights

High-impact software engineering role combining technical research and production engineering, with end-to-end ownership, reliability metrics, reusable defenses, testing, monitoring, and deployment improvements.

Description

About Ad-Shield ๋งค์ผ ์ˆ˜์‹ญ์–ต ๊ฑด์˜ ๊ด‘๊ณ  ๋…ธ์ถœ์ด ์• ๋“œ๋ธ”๋กœ์ปค๋กœ ์ธํ•ด ์‚ฌ๋ผ์ง€๋ฉฐ, ์ด๋กœ ์ธํ•ด ํผ๋ธ”๋ฆฌ์…”๋Š” ์—ฐ๊ฐ„ 2,000์–ต ๋‹ฌ๋Ÿฌ ์ด์ƒ์˜ ์ˆ˜์ต์„ ์žƒ๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ์• ๋“œ์‰ด๋“œ๋Š” ์ฐจ์„ธ๋Œ€ ์• ๋“œ๋ธ”๋ก ๋ฆฌ์ปค๋ฒ„๋ฆฌ ๊ธฐ์ˆ ์„ ํ†ตํ•ด ํผ๋ธ”๋ฆฌ์…”๊ฐ€ ์žƒ์–ด๋ฒ„๋ฆฐ ์ˆ˜์ต์„ ๋˜์ฐพ๊ณ , ์ฐจ๋‹จ๋œ ํŠธ๋ž˜ํ”ฝ์„ ์ง€์† ๊ฐ€๋Šฅํ•œ ์ˆ˜์ต ์ฑ„๋„๋กœ ์ „ํ™˜ํ•  ์ˆ˜ ์žˆ๋„๋ก ์ง€์›ํ•ฉ๋‹ˆ๋‹ค.์• ๋“œ์‰ด๋“œ๋Š” ๊ธ€๋กœ๋ฒŒ ์• ๋“œํ…Œํฌ ์‹œ์žฅ์—์„œ ๊ฐ€์žฅ ๋น ๋ฅด๊ฒŒ ์„ฑ์žฅํ•˜๋Š” ํŒ€ ์ค‘ ํ•˜๋‚˜์ž…๋‹ˆ๋‹ค. ์†Œ์ˆ˜ ์ •์˜ˆ์˜ ํ•˜์ด ๋ ˆ๋ฒ„๋ฆฌ์ง€ ํŒ€์œผ๋กœ ์ธ๋‹น ์ˆ˜๋ฐฑ๋งŒ ๋‹ฌ๋Ÿฌ์˜ ๋งค์ถœ์„ ์ฐฝ์ถœํ•˜๊ณ  ์žˆ์œผ๋ฉฐ, 8์ž๋ฆฌ ๊ทœ๋ชจ์˜ ์ˆœ๋งค์ถœ ํฌํŠธํด๋ฆฌ์˜ค๋ฅผ 9์ž๋ฆฌ ๊ทœ๋ชจ๋กœ ํ™•์žฅํ•ด ๋‚˜๊ฐ€๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. About the Role ์• ๋“œ์‰ด๋“œ์˜ ์•ˆํ‹ฐ ์• ๋“œ๋ธ”๋ก ์‹œ์Šคํ…œ์„ ํ•จ๊ป˜ ๋งŒ๋“ค์–ด๊ฐˆ ์†Œํ”„ํŠธ์›จ์–ด ์—”์ง€๋‹ˆ์–ด๋ฅผ ์ฐพ๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ์ƒˆ๋กญ๊ฒŒ ๋“ฑ์žฅํ•˜๋Š” ์ฐจ๋‹จ ๋ฐฉ์‹์„ ๋ถ„์„ํ•˜๊ณ , ๋ฌธ์ œ ์ƒํ™ฉ์„ ์žฌํ˜„ํ•˜๋ฉฐ, ๋Ÿฐํƒ€์ž„ยท๋”œ๋ฆฌ๋ฒ„๋ฆฌยท๋””ํ…์…˜ยท์—ฃ์ง€ ์ „๋ฐ˜์— ๊ฑธ์ณ ์•ˆ์ •์ ์ธ ํ•ด๊ฒฐ์ฑ…์„ ๊ตฌ์ถ•ํ•˜๋Š” ์—ญํ• ์ž…๋‹ˆ๋‹ค.์ด ํฌ์ง€์…˜์€ ๊ธฐ์ˆ  ๋ฆฌ์„œ์น˜์™€ ํ”„๋กœ๋•์…˜ ์—”์ง€๋‹ˆ์–ด๋ง์ด ๊ฒฐํ•ฉ๋œ ์—…๋ฌด์ž…๋‹ˆ๋‹ค. ๊ฐœ๋ณ„ ์ด์Šˆ๋ฅผ ์ผํšŒ์„ฑ ํŒจ์น˜๋กœ ๋ง‰๋Š” ๋ฐ ๊ทธ์น˜์ง€ ์•Š๊ณ , ์—ฌ๋Ÿฌ ํผ๋ธ”๋ฆฌ์…” ํ™˜๊ฒฝ์—์„œ ๊ณตํ†ต์œผ๋กœ ์ž‘๋™ํ•˜๋Š” ์ œํ’ˆ ์ฐจ์›์˜ ๊ฐœ์„ ์œผ๋กœ ๋งŒ๋“ค์–ด๋‚ด๋Š” ๊ฒƒ์ด ๋ชฉํ‘œ์ž…๋‹ˆ๋‹ค. What You Will Do ๋ธŒ๋ผ์šฐ์ € ์ต์Šคํ…์…˜, ํ•„ํ„ฐ ๋ฃฐ, ์Šคํฌ๋ฆฝํ‹€๋ฆฟ, ๋ธŒ๋ผ์šฐ์ € API, ๋„คํŠธ์›Œํฌ ๋ ˆ๋ฒจ ๋„๊ตฌ ์ „๋ฐ˜์—์„œ ์ƒˆ๋กœ์šด ์ฐจ๋‹จ ๋™์ž‘์„ ๋ถ„์„ํ•ฉ๋‹ˆ๋‹ค.์ œํ’ˆ์˜ ๊ธฐ๋ฐ˜์ด ๋˜๋Š” ๋Ÿฐํƒ€์ž„, ์Šคํฌ๋ฆฝํŠธ ๋”œ๋ฆฌ๋ฒ„๋ฆฌ, ๋””ํ…์…˜, ํด๋ฐฑ, ์—ฃ์ง€ ์‹œ์Šคํ…œ์„ ๊ตฌ์ถ•ํ•˜๊ณ  ๊ฐœ์„ ํ•ฉ๋‹ˆ๋‹ค.๋ฌธ์ œ ์žฌํ˜„๊ณผ ๊ทผ๋ณธ ์›์ธ ๋ถ„์„๋ถ€ํ„ฐ ๊ตฌํ˜„, ๋กค์•„์›ƒ, ๊ฒ€์ฆ๊นŒ์ง€ ์ „ ๊ณผ์ •์„ ์ง์ ‘ ์ฑ…์ž„์ง‘๋‹ˆ๋‹ค.๋ฐ˜๋ณต๋˜๋Š” ์žฅ์• ๋ฅผ ์žฌ์‚ฌ์šฉ ๊ฐ€๋Šฅํ•œ ๋ฐฉ์–ด ๋กœ์ง, ํšŒ๊ท€ ํ…Œ์ŠคํŠธ, ๋ชจ๋‹ˆํ„ฐ๋ง, ์•ˆ์ „ํ•œ ๋ฐฐํฌ ์ฒด๊ณ„๋กœ ์ „ํ™˜ํ•ฉ๋‹ˆ๋‹ค.์ปค๋ฒ„๋ฆฌ์ง€, ์˜คํƒ๋ฅ , ํŽ˜์ด์ง€ ๋ฌด๊ฒฐ์„ฑ, ํƒ์ง€ ๋ฐ ๋ณต๊ตฌ ์†Œ์š” ์‹œ๊ฐ„ ๋“ฑ ์‹ ๋ขฐ์„ฑ ์ง€ํ‘œ๋ฅผ ์ •์˜ํ•˜๊ณ  ๊ด€๋ฆฌํ•ฉ๋‹ˆ๋‹ค. Qualifications ํƒ„ํƒ„ํ•œ ์†Œํ”„ํŠธ์›จ์–ด ์—”์ง€๋‹ˆ์–ด๋ง ๊ธฐ๋ณธ๊ธฐ์™€, ์ต์ˆ™ํ•˜์ง€ ์•Š์€ ์ฝ”๋“œ๋ฒ ์ด์Šค์—์„œ๋„ ๋…๋ฆฝ์ ์œผ๋กœ ํŒ๋‹จํ•˜๊ณ  ์ผํ•  ์ˆ˜ ์žˆ๋Š” ์—ญ๋Ÿ‰๋›ฐ์–ด๋‚œ JavaScript ๋˜๋Š” TypeScript ์—ญ๋Ÿ‰๊ณผ ๋ธŒ๋ผ์šฐ์ €, DOM, HTTP, ๋„คํŠธ์›Œํ‚น, ์บ์‹ฑ, CDN์— ๋Œ€ํ•œ ๊นŠ์€ ์ดํ•ด๊ฐ•๋ ฅํ•œ ๋””๋ฒ„๊น… ๋ฐ ๋ฆฌ์„œ์น˜ ์—ญ๋Ÿ‰. ์žฌํ˜„์ด ์–ด๋ ค์šด ๋™์ž‘์„ ์žฌํ˜„ํ•˜๊ณ , ๋Ÿฐํƒ€์ž„๊ณผ ๋„คํŠธ์›Œํฌ ์ƒํƒœ๋ฅผ ๋ถ„์„ํ•˜๋ฉฐ, ๊ทผ๊ฑฐ๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ๊ฐ€์„ค์„ ๊ฒ€์ฆํ•  ์ˆ˜ ์žˆ๋Š” ๋ถ„๊ด€์ธก ๊ฐ€๋Šฅ์„ฑ, ์žฅ์•  ์œ ํ˜•, ํšŒ๊ท€ ๋ฐฉ์ง€, ๋ฐฐํฌ ์•ˆ์ •์„ฑ๊นŒ์ง€ ๊ณ ๋ คํ•˜๋Š” ์‹œ์Šคํ…œ์  ์‚ฌ๊ณ ๋ฆฌ์„œ์น˜์™€ ๊ธฐ์ˆ  ์„ค๊ณ„๋ถ€ํ„ฐ ๊ตฌํ˜„, ๋ฐฐํฌ, ๋ชจ๋‹ˆํ„ฐ๋ง, ํšŒ๊ณ ๋ฅผ ํ†ตํ•œ ๊ฐœ์„ ๊นŒ์ง€ end-to-end์˜ ์˜ค๋„ˆ์‹ญ Nice to Have (์šฐ๋Œ€์‚ฌํ•ญ) ๋ธŒ๋ผ์šฐ์ € ๋‚ด๋ถ€ ๊ตฌ์กฐ, ๋ธŒ๋ผ์šฐ์ € ์ต์Šคํ…์…˜, ๋˜๋Š” CSPยทService Workerยทํ•„ํ„ฐ ๋ฃฐยท์Šคํฌ๋ฆฝํ‹€๋ฆฟ ๋“ฑ ์ฝ˜ํ…์ธ  ํ•„ํ„ฐ๋ง ๊ธฐ์ˆ  ๊ฒฝํ—˜๋ฆฌ๋ฒ„์Šค ์—”์ง€๋‹ˆ์–ด๋ง, ๋ณด์•ˆ ๋ฆฌ์„œ์น˜, ์•ˆํ‹ฐ ํƒฌํผ๋ง ๋“ฑ ์ ๋Œ€์  ํ™˜๊ฒฝ์˜ ์‹œ์Šคํ…œ์„ ๋‹ค๋ค„๋ณธ ๊ฒฝํ—˜Cloudflare Workers, CDN, ์—ฃ์ง€ ์ปดํ“จํŒ…, ๋Œ€๊ทœ๋ชจ ํŠธ๋ž˜ํ”ฝ ์›น ์ธํ”„๋ผ ๊ฒฝํ—˜๋ธŒ๋ผ์šฐ์ € ์ž๋™ํ™”, E2E ํ…Œ์ŠคํŠธ, ๋ชจ๋‹ˆํ„ฐ๋ง, ์žฅ์•  ๋Œ€์‘ ๊ฒฝํ—˜GAM, Prebid, ํ—ค๋” ๋น„๋”ฉ, IVT, ๋™์˜ ๊ด€๋ฆฌ ํ”Œ๋žซํผ(CMP), ํผ๋ธ”๋ฆฌ์…” ์ˆ˜์ตํ™”์— ๋Œ€ํ•œ ์ดํ•ด์˜๋ฌธ ๊ธฐ์ˆ  ๋ฌธ์„œ ๋ฐ ์ปค๋ฎค๋‹ˆ์ผ€์ด์…˜์— ๋ฌด๋ฆฌ๊ฐ€ ์—†๋Š” ์˜์–ด ํ™œ์šฉ ๋Šฅ๋ ฅ