{"id":9,"date":"2026-02-25T10:31:57","date_gmt":"2026-02-25T10:31:57","guid":{"rendered":"https:\/\/devclassroom.space\/?page_id=9"},"modified":"2026-02-25T10:31:57","modified_gmt":"2026-02-25T10:31:57","slug":"trang-chu","status":"publish","type":"page","link":"https:\/\/devclassroom.space\/","title":{"rendered":"Trang ch\u1ee7"},"content":{"rendered":"\n\n
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<\/div>\n
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\n \n \ud83d\udcc4<\/span>\n welcome.js\n <\/span>\n <\/span>\n index.html<\/span>\n style.css<\/span>\n <\/div>\n\n
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\n 1<\/span>2<\/span>3<\/span>\n 4<\/span>5<\/span>6<\/span>\n 7<\/span>8<\/span>\n <\/div>\n
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\n const<\/span>\n devClassroom<\/span>\n = <\/span>\n new<\/span>\n Classroom<\/span>\n (<\/span>\n ‘space’<\/span>\n );<\/span>\n <\/div>\n
 <\/div>\n
\n \/\/ \ud83d\ude80 H\u1ecdc l\u1eadp tr\u00ecnh t\u1eeb zero \u2192 production<\/span>\n <\/div>\n
\n devClassroom<\/span>\n .<\/span>\n enroll<\/span>\n ({<\/span>\n <\/div>\n
\n courses<\/span>\n : <\/span>\n 42<\/span>\n ,<\/span>\n <\/div>\n
\n students<\/span>\n : <\/span>\n 28<\/span>\n ,<\/span>\n <\/div>\n
\n mentor<\/span>\n : <\/span>\n ‘expert’<\/span>\n <\/div>\n
\n });<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n
\n \u25b6<\/span>\n Compiled successfully \u00b7 Ready to learn<\/span>\n _<\/span>\n <\/div>\n\n
\n

H\u1ecdc L\u1eadp Tr\u00ecnh
Theo C\u00e1ch C\u1ee7a Developer<\/span><\/h1>\n

DevClassroom Space d\u1ea1y code b\u1eb1ng code \u2014 live editor, real projects v\u00e0 mentor-guided path t\u1eeb beginner \u0111\u1ebfn production-ready developer.<\/p>\n <\/div>\n\n

\n \n \u25b6<\/span> Run devClassroom()\n <\/a>\n View Curriculum<\/a>\n <\/div>\n\n
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\n KH<\/span>\n TL<\/span>\n MP<\/span>\n +28K<\/span>\n <\/div>\n 28,000+ students \u0111ang code ngay l\u00fac n\u00e0y<\/span>\n \n \u2387<\/span> main\n <\/span>\n <\/div>\n <\/div>\n\n
\n \n
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\n \n <\/span>script.js\n <\/span>\n \n <\/span>index.html\n <\/span>\n <\/div>\n
\n \u2399<\/span>\n \u25b6 Run<\/span>\n <\/div>\n <\/div>\n\n
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\n 1<\/span>2<\/span>3<\/span>\n 4<\/span>5<\/span>6<\/span>\n 7<\/span>8<\/span>9<\/span>\n <\/div>\n
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\n function<\/span>\n fibonacci<\/span>\n (<\/span>\n n<\/span>\n ) {<\/span>\n <\/div>\n
\n if <\/span>\n (<\/span>\n n<\/span>\n <= <\/span>\n 1<\/span>\n )<\/span>\n return <\/span>\n n<\/span>\n ;<\/span>\n <\/div>\n
\n return <\/span>\n fibonacci<\/span>\n (<\/span>\n n<\/span>\n –<\/span>\n 1<\/span>\n ) +<\/span>\n <\/div>\n
\n fibonacci<\/span>\n (<\/span>\n n<\/span>\n –<\/span>\n 2<\/span>\n );<\/span>\n <\/div>\n
\n }<\/span>\n <\/div>\n
 <\/div>\n
\n console<\/span>\n .<\/span>\n log<\/span>\n (<\/span>\n <\/div>\n
\n fibonacci<\/span>\n (<\/span>\n 10<\/span>\n )<\/span>\n <\/div>\n
\n );<\/span>\n |<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n
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\n Output<\/span>\n \u2713 No errors<\/span>\n <\/div>\n
\n \u203a<\/span>\n 55<\/span>\n <\/div>\n
\n \ud83d\udca1<\/span>\n fibonacci(10) = 55 \u00b7 Try fibonacci(20)?<\/span>\n <\/div>\n <\/div>\n\n
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\n Exercise 7 \/ 12 \u00b7 Algorithms<\/span>\n +50 XP<\/span>\n <\/div>\n
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<\/div>\n <\/div>\n <\/div>\n <\/div>\n\n \n
\n \ud83c\udfc6<\/span>\n
\n Algorithm Unlocked!<\/strong>\n Recursion \u00b7 Level 3<\/small>\n <\/div>\n <\/div>\n
\n \ud83d\udd25<\/span>\n
\n 14-day Streak<\/strong>\n Keep coding!<\/small>\n <\/div>\n <\/div>\n <\/div>\n\n <\/div>\n<\/section>\n\n\n
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\n \/\/ features<\/span>\n

C\u00f4ng C\u1ee5 H\u1ecdc Nh\u01b0 Developer Th\u1eadt<\/span><\/h2>\n

M\u1ecdi t\u00ednh n\u0103ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u1ea3n \u00e1nh m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf \u2014 kh\u00f4ng toy projects, ch\u1ec9 real-world code<\/p>\n <\/div>\n

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\n 01<\/span>\n
\u2328\ufe0f<\/div>\n

Live Code Editor<\/h3>\n <\/div>\n

Editor th\u1ef1c chi\u1ebfn v\u1edbi syntax highlighting, autocomplete v\u00e0 real-time error detection \u2014 ch\u1ea1y code ngay trong tr\u00ecnh duy\u1ec7t, kh\u00f4ng c\u1ea7n setup m\u00f4i tr\u01b0\u1eddng.<\/p>\n

\n JS<\/span>\n Python<\/span>\n TS<\/span>\n Go<\/span>\n Rust<\/span>\n +12<\/span>\n <\/div>\n <\/div>\n\n
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\n 02<\/span>\n
\ud83d\uddfa\ufe0f<\/div>\n

Skill Tree<\/h3>\n <\/div>\n

B\u1ea3n \u0111\u1ed3 k\u1ef9 n\u0103ng d\u1ea1ng c\u00e2y \u2014 m\u1ed7i node l\u00e0 m\u1ed9t concept c\u1ea7n n\u1eafm v\u1eefng tr\u01b0\u1edbc khi ti\u1ebfn l\u00ean c\u1ea5p \u0111\u1ed9 ti\u1ebfp theo.<\/p>\n <\/div>\n\n

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\n 03<\/span>\n
\ud83e\udd1d<\/div>\n

Pair Coding<\/h3>\n <\/div>\n

Collaborative real-time editor \u2014 code c\u00f9ng mentor ho\u1eb7c b\u1ea1n h\u1ecdc, th\u1ea5y cursor v\u00e0 edits c\u1ee7a nhau ngay l\u1eadp t\u1ee9c.<\/p>\n <\/div>\n\n

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\n 04<\/span>\n
\ud83e\uddea<\/div>\n

Auto Test Suite<\/h3>\n <\/div>\n

M\u1ed7i b\u00e0i t\u1eadp c\u00f3 test cases t\u1ef1 \u0111\u1ed9ng \u2014 submit code v\u00e0 nh\u1eadn feedback ngay l\u1eadp t\u1ee9c v\u1edbi detailed error messages.<\/p>\n <\/div>\n\n

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\n 05<\/span>\n
\ud83d\udce6<\/div>\n

Project-based Learning<\/h3>\n <\/div>\n

H\u1ecdc qua d\u1ef1 \u00e1n th\u1ef1c t\u1ebf \u2014 t\u1eeb Todo App \u0111\u1ebfn Full-stack SaaS. M\u1ed7i course k\u1ebft th\u00fac b\u1eb1ng portfolio-worthy project \u0111\u01b0\u1ee3c deploy l\u00ean production.<\/p>\n

\n \ud83d\uded2 E-commerce<\/span>\n \ud83d\udcac Chat App<\/span>\n \ud83d\udcca Dashboard<\/span>\n \ud83d\udd10 Auth System<\/span>\n <\/div>\n <\/div>\n\n
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\n 06<\/span>\n
\ud83e\udde0<\/div>\n

AI Code Review<\/h3>\n <\/div>\n

AI reviewer ph\u00e2n t\u00edch code c\u1ee7a b\u1ea1n \u2014 suggest best practices, spot bugs v\u00e0 \u0111\u1ec1 xu\u1ea5t refactoring nh\u01b0 senior dev.<\/p>\n <\/div>\n\n <\/div>\n <\/div>\n<\/section>\n\n\n

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\n \ud83d\udcda Curriculum Roadmap<\/span>\n v4.2.0<\/span>\n <\/div>\n
\n Your progress<\/span>\n
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<\/div>\n <\/div>\n 42%<\/span>\n <\/div>\n <\/div>\n\n
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\n \u2713<\/span>\n Phase 1: Foundations<\/strong>\n Complete<\/span>\n <\/div>\n
\n HTML\/CSS Basics \u2713<\/span>\n JavaScript Core \u2713<\/span>\n Git & Terminal \u2713<\/span>\n <\/div>\n <\/div>\n\n
<\/div>\n\n
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\n \u25b6<\/span>\n Phase 2: Frontend Dev<\/strong>\n In Progress<\/span>\n <\/div>\n
\n React Fundamentals \u2713<\/span>\n \u25b6 State Management<\/span>\n TypeScript<\/span>\n Testing<\/span>\n <\/div>\n <\/div>\n\n
<\/div>\n\n
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\n \ud83d\udd12<\/span>\n Phase 3: Backend Dev<\/strong>\n Locked<\/span>\n <\/div>\n
\n Node.js & Express<\/span>\n Database Design<\/span>\n REST & GraphQL<\/span>\n <\/div>\n <\/div>\n\n
<\/div>\n\n
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\n \ud83d\udd12<\/span>\n Phase 4: Production<\/strong>\n Locked<\/span>\n <\/div>\n
\n DevOps & CI\/CD<\/span>\n System Design<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n
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\n 8<\/strong>Phases<\/small>\n <\/div>\n
\n 124<\/strong>Lessons<\/small>\n <\/div>\n
\n 42<\/strong>Projects<\/small>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n\n
\n \/\/ about<\/span>\n

Code-first.
Learn by Doing.
Ship to Production.<\/span><\/h2>\n

DevClassroom Space kh\u00f4ng d\u1ea1y l\u1eadp tr\u00ecnh b\u1eb1ng slides hay video gi\u1ea3i th\u00edch \u2014 ch\u00fang t\u00f4i d\u1ea1y b\u1eb1ng c\u00e1ch \u0111\u1eb7t b\u1ea1n v\u00e0o m\u00f4i tr\u01b0\u1eddng code th\u1ef1c t\u1ebf ngay t\u1eeb b\u00e0i h\u1ecdc \u0111\u1ea7u ti\u00ean. M\u1ecdi concept \u0111\u01b0\u1ee3c h\u1ecdc qua vi\u1ec7c vi\u1ebft, ch\u1ea1y v\u00e0 debug code.<\/p>\n

Curriculum \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf b\u1edfi senior engineers t\u1eeb c\u00e1c c\u00f4ng ty tech h\u00e0ng \u0111\u1ea7u \u2014 ph\u1ea3n \u00e1nh ch\u00ednh x\u00e1c nh\u1eefng g\u00ec \u0111\u01b0\u1ee3c d\u00f9ng trong production, kh\u00f4ng ph\u1ea3i nh\u1eefng g\u00ec \u0111\u1eb9p trong s\u00e1ch gi\u00e1o khoa.<\/p>\n\n

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\/\/ tech stack covered<\/p>\n

\n React<\/span>\n Node.js<\/span>\n TypeScript<\/span>\n Python<\/span>\n Go<\/span>\n PostgreSQL<\/span>\n Docker<\/span>\n AWS<\/span>\n <\/div>\n <\/div>\n\n
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28K+<\/strong>Students<\/span><\/div>\n
124<\/strong>Lessons<\/span><\/div>\n
42<\/strong>Projects<\/span><\/div>\n
94%<\/strong>Job rate<\/span><\/div>\n <\/div>\n <\/div>\n\n <\/div>\n <\/div>\n<\/section>\n\n\n
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\n \/\/ dev.log<\/span>\n

DevLog & Tutorials<\/span><\/h2>\n

B\u00e0i vi\u1ebft k\u1ef9 thu\u1eadt chuy\u00ean s\u00e2u \u2014 code snippets th\u1ef1c t\u1ebf, best practices v\u00e0 deep dives v\u00e0o c\u00e1c concept quan tr\u1ecdng<\/p>\n <\/div>\n

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\n async function<\/span>\n fetchData<\/span>\n () {<\/span>\n
\n   const<\/span>\n res<\/span>\n = await<\/span>\n fetch<\/span>\n (url);<\/span>\n <\/div>\n <\/div>\n \/\/ Tutorial<\/span>\n
JavaScript<\/div>\n <\/div>\n
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\n 25\/02\/2026<\/span>\n 12 min read<\/span>\n Intermediate<\/span>\n <\/div>\n

Async\/Await Mastery: T\u1eeb Callback Hell \u0110\u1ebfn Clean Async Code Trong JavaScript<\/h3>\n

Hi\u1ec3u s\u00e2u v\u1ec1 Event Loop, Promise chain v\u00e0 async\/await pattern \u2014 v\u1edbi 8 code examples th\u1ef1c t\u1ebf t\u1eeb production codebase v\u00e0 common pitfalls c\u1ea7n tr\u00e1nh…<\/p>\n

\n \/\/ Before: callback hell<\/span>\n getData(res<\/span> => process(res<\/span>, …));<\/span>\n \u2193 refactor<\/span>\n \/\/ After: clean async<\/span>\n const<\/span> data<\/span> = await<\/span> getData<\/span>();<\/span>\n <\/div>\n Read Tutorial \u2192<\/a>\n <\/div>\n <\/div>\n <\/div>\n\n
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\n \ud83d\udc0d<\/span>\n <\/div>\n
\n
\n \/\/ Python<\/span>\n Beginner<\/span>\n <\/div>\n

FastAPI vs Django: Khi N\u00e0o D\u00f9ng G\u00ec? So S\u00e1nh Chi Ti\u1ebft 2026<\/h4>\n 23\/02\/2026<\/span>\n <\/div>\n <\/div>\n
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\n \u269b\ufe0f<\/span>\n <\/div>\n
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\n \/\/ React<\/span>\n Intermediate<\/span>\n <\/div>\n

React Server Components: Ki\u1ebfn Tr\u00fac M\u1edbi V\u00e0 T\u1ea1i Sao B\u1ea1n C\u1ea7n H\u1ecdc Ngay<\/h4>\n 21\/02\/2026<\/span>\n <\/div>\n <\/div>\n
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\n \ud83d\udc33<\/span>\n <\/div>\n
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\n \/\/ DevOps<\/span>\n Advanced<\/span>\n <\/div>\n

Docker + Kubernetes T\u1eeb Dev \u0110\u1ebfn Production: Step-by-step Guide<\/h4>\n 19\/02\/2026<\/span>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n
\n View All DevLogs \u2192<\/a>\n <\/div>\n <\/div>\n<\/section>\n\n\n
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\n \/\/ user.reviews<\/span>\n

Students \u0110\u00e3 Ship to Production<\/span><\/h2>\n <\/div>\n
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NK<\/div>\n
\n nguyenkhai_dev<\/strong>\n Frontend Developer \u00b7 Shopee<\/span>\n <\/div>\n
\n \n \u2b50<\/span> 4,200 XP\n <\/span>\n <\/div>\n <\/div>\n
\n \/\/ \u0110i\u1ec1u thay \u0111\u1ed5i career c\u1ee7a t\u00f4i:<\/span>\n <\/div>\n

“Sau 6 th\u00e1ng h\u1ecdc t\u1ea1i DevClassroom Space, t\u00f4i \u0111\u00e3 ship production React app \u0111\u1ea7u ti\u00ean v\u00e0 nh\u1eadn offer t\u1eeb Shopee. Live Code Editor v\u00e0 pair coding v\u1edbi mentor l\u00e0 \u0111i\u1ec3m kh\u00e1c bi\u1ec7t \u2014 kh\u00f4ng n\u01a1i n\u00e0o kh\u00e1c cho b\u1ea1n code th\u1eadt ngay t\u1eeb ng\u00e0y \u0111\u1ea7u ti\u00ean nh\u01b0 v\u1eady.”<\/p>\n

\n \/\/ tech used:<\/span>\n React<\/span>\n TypeScript<\/span>\n Node.js<\/span>\n <\/div>\n <\/div>\n\n
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TL<\/div>\n
\n thanhlam_codes<\/strong>\n Full-stack Dev \u00b7 Tiki<\/span>\n <\/div>\n
\n \n \ud83c\udfc6<\/span> 9,800 XP\n <\/span>\n <\/div>\n <\/div>\n
\n \/\/ Zero to production trong 8 th\u00e1ng:<\/span>\n <\/div>\n

“T\u00f4i b\u1eaft \u0111\u1ea7u DevClassroom Space v\u1edbi zero coding background \u2014 ch\u1ec9 bi\u1ebft Excel. 8 th\u00e1ng sau, t\u00f4i \u0111ang l\u00e0m full-stack developer t\u1ea1i Tiki v\u1edbi m\u1ee9c l\u01b0\u01a1ng g\u1ea5p 3 l\u1ea7n c\u00f4ng vi\u1ec7c c\u0169. Curriculum roadmap r\u00f5 r\u00e0ng t\u1eebng b\u01b0\u1edbc, AI code review gi\u00fap t\u00f4i vi\u1ebft clean code ngay t\u1eeb \u0111\u1ea7u v\u00e0 project-based learning cho t\u00f4i portfolio th\u1ef1c t\u1ebf \u0111\u1ec3 \u0111i ph\u1ecfng v\u1ea5n.”<\/p>\n

\n \/\/ shipped projects:<\/span>\n E-commerce<\/span>\n REST API<\/span>\n Deployed<\/span>\n <\/div>\n <\/div>\n\n
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MP<\/div>\n
\n minhphuong_ts<\/strong>\n Backend Dev \u00b7 VNG<\/span>\n <\/div>\n
\n \n \u26a1<\/span> 6,400 XP\n <\/span>\n <\/div>\n <\/div>\n
\n \/\/ T\u1eeb manual tester \u0111\u1ebfn backend dev:<\/span>\n <\/div>\n

“Auto Test Suite c\u1ee7a DevClassroom d\u1ea1y t\u00f4i TDD t\u1eeb r\u1ea5t s\u1edbm \u2014 th\u00f3i quen vi\u1ebft test tr\u01b0\u1edbc khi code \u0111\u00e3 gi\u00fap t\u00f4i impressed interviewer t\u1ea1i VNG. AI Code Review c\u0169ng c\u1ef1c k\u1ef3 h\u1eefu \u00edch, n\u00f3 catch \u0111\u01b0\u1ee3c nh\u1eefng anti-pattern m\u00e0 t\u00f4i kh\u00f4ng bi\u1ebft l\u00e0 sai.”<\/p>\n

\n \/\/ tech used:<\/span>\n Go<\/span>\n Python<\/span>\n Docker<\/span>\n <\/div>\n <\/div>\n\n <\/div>\n <\/div>\n<\/section>\n\n\n
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\n \u26a1 Daily Challenge<\/span>\n 23:47:12 remaining<\/span>\n <\/div>\n
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\n 1<\/span>2<\/span>3<\/span>4<\/span>\n <\/div>\n
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\n \/\/ \ud83c\udfaf Challenge: Two Sum<\/span>\n <\/div>\n
\n function<\/span>\n twoSum<\/span>\n (nums, target) {<\/span>\n <\/div>\n
\n \/\/ Your code here…<\/span>\n |<\/span>\n <\/div>\n
\n }<\/span>\n <\/div>\n <\/div>\n <\/div>\n
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\n \u2b50 +100 XP<\/span>\n \ud83c\udfc5 Badge<\/span>\n <\/div>\n 4,821 solved today<\/span>\n <\/div>\n <\/div>\n\n
\n \/\/ get.started()<\/span>\n

Start Coding
In 60 Seconds<\/span><\/h2>\n

Tham gia c\u00f9ng 28.000+ developer \u0111ang h\u1ecdc t\u1ea1i DevClassroom Space. Nh\u1eadp email \u2014 nh\u1eadn ngay free access v\u00e0o Introduction course v\u00e0 daily challenge \u0111\u1ea7u ti\u00ean.<\/p>\n\n

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