https://choi2021.com/blog 일상에 스며 들수있는 서비스를 만들어가는 개발자 최영준입니다. 매일의 고민과 배움을 기록합니다. ko-KR juni2004c@gmail.com (choi2021) juni2004c@gmail.com (choi2021) Sat, 25 Apr 2026 00:00:00 GMT https://choi2021.com/blog/2026-04-25-26년-상반기-회고 https://choi2021.com/blog/2026-04-25-26년-상반기-회고 2025년 12월부터 2026년 3월까지 돌아보기 Sat, 25 Apr 2026 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-12-06-2025년-11월회고 https://choi2021.com/blog/2025-12-06-2025년-11월회고 2025년 11월 돌아보기 Sat, 06 Dec 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-11-09-2025년-10월회고 https://choi2021.com/blog/2025-11-09-2025년-10월회고 2025년 10월 돌아보기 Sun, 09 Nov 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-10-12-모노레포-이해해보기 https://choi2021.com/blog/2025-10-12-모노레포-이해해보기 모노 레포가 어떤 문제를 해결하기 위한 방법인지를 이해하고 간단한 프로젝트로 구현해보자 Sun, 12 Oct 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) monorepoyarnpnpworkspace https://choi2021.com/blog/2025-10-08-Next-서비스-배포하기 https://choi2021.com/blog/2025-10-08-Next-서비스-배포하기 배포할 때마다 발생하던 ChunkLoadError를 해결하기 위해 Next Build 결과물을 분석해보고 배포 전략에 대해 정리해보자 Thu, 09 Oct 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) nextci/cddeployment https://choi2021.com/blog/2025-10-05-2025년-9월회고 https://choi2021.com/blog/2025-10-05-2025년-9월회고 2025년 9월 돌아보기 Thu, 02 Oct 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-09-08-2025년-8월회고 https://choi2021.com/blog/2025-09-08-2025년-8월회고 숨은 환급액 찾기 리팩토링 작업 마무리 및 다양한 행사가 가득했던 8월 Mon, 08 Sep 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-08-24-2025년-7월회고 https://choi2021.com/blog/2025-08-24-2025년-7월회고 짧지만 굵었던 2025년 7월을 회고해보자 Sun, 24 Aug 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-07-19-2025년-6월회고 https://choi2021.com/blog/2025-07-19-2025년-6월회고 2025년 6월 회고 Sat, 12 Jul 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-06-12-2025년-5월회고 https://choi2021.com/blog/2025-06-12-2025년-5월회고 2025년 5월 회고 Tue, 03 Jun 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-05-12-2025년-4월회고 https://choi2021.com/blog/2025-05-12-2025년-4월회고 2025년 4월 회고 Mon, 19 May 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-03-30-2025년-3월회고 https://choi2021.com/blog/2025-03-30-2025년-3월회고 2025년 3월 회고 Sun, 30 Mar 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-02-09-hmr https://choi2021.com/blog/2025-02-09-hmr HMR, webpack-dev-server에 대해 알아보자 Sun, 16 Mar 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) webpackhmrwebpack-dev-server https://choi2021.com/blog/2025-02-28-2025년-2월회고 https://choi2021.com/blog/2025-02-28-2025년-2월회고 2025년 2월 회고 Thu, 27 Feb 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-01-27-2025년-1월회고 https://choi2021.com/blog/2025-01-27-2025년-1월회고 2025년 1월 회고 Mon, 27 Jan 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2025-01-19-useFunnel-분석 https://choi2021.com/blog/2025-01-19-useFunnel-분석 새로운 토스의 useFunnel 패키지 코드를 분석해보고 어떻게 동작하는지 알아보자 Sun, 19 Jan 2025 00:00:00 GMT juni2004c@gmail.com (choi2021) frontendopen-sourcetossreactusefunnel https://choi2021.com/blog/2024-12-27-2024년-12월회고 https://choi2021.com/blog/2024-12-27-2024년-12월회고 2024년 12월 회고 Fri, 27 Dec 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고toss https://choi2021.com/blog/2024-12-01-2024년-11월회고 https://choi2021.com/blog/2024-12-01-2024년-11월회고 2024년 11월 회고 Sun, 01 Dec 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2024-11-24-overlay-kit-분석 https://choi2021.com/blog/2024-11-24-overlay-kit-분석 토스의 Overlay Kit 패키지 코드를 분석해보고 어떻게 동작하는지 알아보자 Sun, 24 Nov 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) frontendopen-sourcetossreact https://choi2021.com/blog/2024-11-18-패키지매니저 https://choi2021.com/blog/2024-11-18-패키지매니저 패키지 매니저의 역할을 정리해보고 npm, yarn, pnpm, yarn berry에 대해 비교해보자 Mon, 18 Nov 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) frontendjavascriptpackage-manager https://choi2021.com/blog/2024-10-25-숨고를-떠나며 https://choi2021.com/blog/2024-10-25-숨고를-떠나며 첫 직장이었던 숨고를 떠나며 기억남는 순간들을 정리해보려 한다. Fri, 25 Oct 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2024-10-01-2024년-9월-회고 https://choi2021.com/blog/2024-10-01-2024년-9월-회고 2024년 9월에 대한 회고 Tue, 01 Oct 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2024-09-25-로딩경험-개선 https://choi2021.com/blog/2024-09-25-로딩경험-개선 3분기동안 진행한 로딩경험 개선작업을 정리합니다 Wed, 25 Sep 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) uxsuspense https://choi2021.com/blog/2024-09-17-useFunnel-분석해보기 https://choi2021.com/blog/2024-09-17-useFunnel-분석해보기 토스의 slash 구 useFunnel 라이브러리를 분석해봅니다. Tue, 17 Sep 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) toss-slashfe acceleratorusefunnel https://choi2021.com/blog/2024-09-15-2024년-8월회고 https://choi2021.com/blog/2024-09-15-2024년-8월회고 24년 8월에 대한 회고 Sun, 15 Sep 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고fe accelerator https://choi2021.com/blog/2024-08-03-2024년-7월회고 https://choi2021.com/blog/2024-08-03-2024년-7월회고 24년 7월에 대한 회고 Sat, 03 Aug 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고fe acceleratores-toolkitmmkv https://choi2021.com/blog/2024-06-30-NativeStack적용하기 https://choi2021.com/blog/2024-06-30-NativeStack적용하기 react-navigation의 Stack Navigator에서 Native Stack Navigator로 화면전환 성능 개선하기 Sat, 06 Jul 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고react-navigationreact-nativeperformancenative stack https://choi2021.com/blog/2024-06-30-2024년-6월회고 https://choi2021.com/blog/2024-06-30-2024년-6월회고 24년 6월에 대한 회고 Sun, 30 Jun 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2024-06-02-에러바운더리-도입하기 https://choi2021.com/blog/2024-06-02-에러바운더리-도입하기 에러바운더리 도입하기 Sun, 02 Jun 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고react https://choi2021.com/blog/2024-06-01-2024년-5월회고 https://choi2021.com/blog/2024-06-01-2024년-5월회고 24년 5월에 대한 회고 Sat, 01 Jun 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2024-05-01-2024년-4월회고 https://choi2021.com/blog/2024-05-01-2024년-4월회고 24년 4월에 대한 회고 Wed, 01 May 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2024-04-21-onViewableItemsChanged-이해해보기 https://choi2021.com/blog/2024-04-21-onViewableItemsChanged-이해해보기 flatlist에서 onViewableItemsChanged 이벤트를 이해해보자 Sun, 21 Apr 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) reactnativeflatlist https://choi2021.com/blog/2024-04-07-2024년-3월회고 https://choi2021.com/blog/2024-04-07-2024년-3월회고 24년 3월에 대한 회고 Sun, 07 Apr 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2024-03-30-App-StartUp-time-개선 https://choi2021.com/blog/2024-03-30-App-StartUp-time-개선 24년 1Q동안 App Start time 단축일감을 진행하며 겪었던 시행착오들을 기록해보자 Wed, 03 Apr 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) performancereactnative회고 https://choi2021.com/blog/2024-03-17-이벤트루프와-ReactNative https://choi2021.com/blog/2024-03-17-이벤트루프와-ReactNative 이벤트 루프의 동작원리를 React와 React Native의 코드를 이용해 알아보자. 1편은 callback과 Promise를 React와 React Native 예제 코드와 함께 정리해보려 한다. Sun, 17 Mar 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) performancejavascriptreactreactnativeeventloop https://choi2021.com/blog/2024-03-03-자바스크립트의-동시성-이해하기 https://choi2021.com/blog/2024-03-03-자바스크립트의-동시성-이해하기 자바스크립트의 동시성에 대해 알아보자 Sun, 03 Mar 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) javascriptperformance https://choi2021.com/blog/2024-03-02-2024년-2월회고 https://choi2021.com/blog/2024-03-02-2024년-2월회고 undefined Fri, 01 Mar 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2024-02-07-2024년-1월회고 https://choi2021.com/blog/2024-02-07-2024년-1월회고 2024년 첫 회고인 1월 회고를 작성했습니다 Wed, 07 Feb 2024 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2023-12-31-2023년-12월회고 https://choi2021.com/blog/2023-12-31-2023년-12월회고 2023년 마지막 12월 회고를 작성했습니다 Sun, 31 Dec 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2023-12-19-conditional-types https://choi2021.com/blog/2023-12-19-conditional-types undefined Tue, 19 Dec 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) typescript https://choi2021.com/blog/2023-12-02-2023년-11월회고 https://choi2021.com/blog/2023-12-02-2023년-11월회고 undefined Sat, 02 Dec 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2023-11-16-keyof,typeof, indexed Access Types https://choi2021.com/blog/2023-11-16-keyof,typeof, indexed Access Types undefined Thu, 16 Nov 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) typescript https://choi2021.com/blog/2023-11-07-Generics https://choi2021.com/blog/2023-11-07-Generics undefined Tue, 07 Nov 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) typescript https://choi2021.com/blog/2023-10-31-Object-Types https://choi2021.com/blog/2023-10-31-Object-Types undefined Tue, 31 Oct 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) typescript https://choi2021.com/blog/2023-11-01-2023년-10월회고 https://choi2021.com/blog/2023-11-01-2023년-10월회고 undefined Tue, 31 Oct 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 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undefined Sat, 09 Sep 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고에러모니터링에러핸들링 https://choi2021.com/blog/2023-08-09-2023년-7월회고 https://choi2021.com/blog/2023-08-09-2023년-7월회고 undefined Wed, 09 Aug 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2023-07-06-2023년-6월회고 https://choi2021.com/blog/2023-07-06-2023년-6월회고 undefined Thu, 06 Jul 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고tdd https://choi2021.com/blog/2023-06-05-2023년-5월회고 https://choi2021.com/blog/2023-06-05-2023년-5월회고 undefined Mon, 05 Jun 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2023-05-06-2023년-4월회고 https://choi2021.com/blog/2023-05-06-2023년-4월회고 undefined Fri, 05 May 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2023-03-31-2023년-3월회고 https://choi2021.com/blog/2023-03-31-2023년-3월회고 undefined Fri, 31 Mar 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고 https://choi2021.com/blog/2023-03-05-디자인패턴 https://choi2021.com/blog/2023-03-05-디자인패턴 undefined Sun, 05 Mar 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) design-pattern https://choi2021.com/blog/2023-03-01-CDN https://choi2021.com/blog/2023-03-01-CDN undefined Wed, 01 Mar 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) web네트워크 https://choi2021.com/blog/2023-02-21-google.com-입력했을때-일어나는-일 https://choi2021.com/blog/2023-02-21-google.com-입력했을때-일어나는-일 undefined Tue, 21 Feb 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 네트워크인터뷰 https://choi2021.com/blog/2023-02-17-취업준비-회고 https://choi2021.com/blog/2023-02-17-취업준비-회고 undefined Fri, 17 Feb 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고취업준비 https://choi2021.com/blog/2023-02-03-useState,useEffect, useRef, memo https://choi2021.com/blog/2023-02-03-useState,useEffect, useRef, memo undefined Fri, 03 Feb 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) react https://choi2021.com/blog/2022-12-20-리액트-성능보장 https://choi2021.com/blog/2022-12-20-리액트-성능보장 undefined Mon, 23 Jan 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) reactperformance https://choi2021.com/blog/2023-01-23-Vite와-번들러 https://choi2021.com/blog/2023-01-23-Vite와-번들러 undefined Mon, 23 Jan 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) vitebundlerjavascript https://choi2021.com/blog/2023-01-23-리액트의-기본원리 https://choi2021.com/blog/2023-01-23-리액트의-기본원리 undefined Mon, 23 Jan 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) react https://choi2021.com/blog/2023-01-16-타입시스템-3 https://choi2021.com/blog/2023-01-16-타입시스템-3 undefined Mon, 16 Jan 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) typescript https://choi2021.com/blog/2023-01-10-타입시스템-2 https://choi2021.com/blog/2023-01-10-타입시스템-2 undefined Tue, 10 Jan 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) typescript https://choi2021.com/blog/2023-01-07-타입시스템-1 https://choi2021.com/blog/2023-01-07-타입시스템-1 undefined Sat, 07 Jan 2023 00:00:00 GMT juni2004c@gmail.com (choi2021) typescript https://choi2021.com/blog/2023-01-02-타입스크립트란 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03 Dec 2022 00:00:00 GMT juni2004c@gmail.com (choi2021) 사이드프로젝트모으잡 https://choi2021.com/blog/2022-12-02-제너레이터와-async-await https://choi2021.com/blog/2022-12-02-제너레이터와-async-await undefined Fri, 02 Dec 2022 00:00:00 GMT juni2004c@gmail.com (choi2021) javascript문법 https://choi2021.com/blog/2022-11-30-모으잡-배포 https://choi2021.com/blog/2022-11-30-모으잡-배포 undefined Wed, 30 Nov 2022 00:00:00 GMT juni2004c@gmail.com (choi2021) 사이드프로젝트모으잡 https://choi2021.com/blog/2022-11-30-지스트-청원-서비스-회고 https://choi2021.com/blog/2022-11-30-지스트-청원-서비스-회고 undefined Wed, 30 Nov 2022 00:00:00 GMT juni2004c@gmail.com (choi2021) 회고사이드프로젝트 https://choi2021.com/blog/2022-11-29-모으잡 DB연결과-크롤링-기능-연결 https://choi2021.com/blog/2022-11-29-모으잡 DB연결과-크롤링-기능-연결 undefined Tue, 29 Nov 2022 00:00:00 GMT juni2004c@gmail.com (choi2021) 사이드프로젝트모으잡 https://choi2021.com/blog/2022-11-27-비동기와-프로미스 https://choi2021.com/blog/2022-11-27-비동기와-프로미스 undefined Sun, 27 Nov 2022 00:00:00 GMT juni2004c@gmail.com (choi2021) javascript문법 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