{"id":27593,"date":"2025-04-26T15:20:11","date_gmt":"2025-04-26T08:20:11","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=27593"},"modified":"2025-04-28T11:08:11","modified_gmt":"2025-04-28T04:08:11","slug":"front-end-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/front-end-la-gi\/","title":{"rendered":"Front end l\u00e0 g\u00ec? Vai tr\u00f2, ng\u00f4n ng\u1eef &#038; ph\u00e2n bi\u1ec7t v\u1edbi Back end"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#1-Front-end-la-gi\" >1. Front end l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#2-Tai-sao-Front-end-lai-quan-trong\" >2. T\u1ea1i sao Front end l\u1ea1i quan tr\u1ecdng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#3-Lap-trinh-vien-Front-end-lam-nhung-gi\" >3. L\u1eadp tr\u00ecnh vi\u00ean Front end l\u00e0m nh\u1eefng g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#4-Cac-cong-nghe-va-ky-nang-Front-end-cot-loi\" >4. C\u00e1c c\u00f4ng ngh\u1ec7 v\u00e0 k\u1ef9 n\u0103ng Front end c\u1ed1t l\u00f5i<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#41-HTML-Nen-tang-cau-truc-Website\" >4.1. HTML: N\u1ec1n t\u1ea3ng c\u1ea5u tr\u00fac Website<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#42-CSS-%E2%80%9CNghe-thuat%E2%80%9D-tao-kieu-va-dinh-dang\" >4.2. CSS: &#8220;Ngh\u1ec7 thu\u1eadt&#8221; t\u1ea1o ki\u1ec3u v\u00e0 \u0111\u1ecbnh d\u1ea1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#43-JavaScript-Them-%E2%80%9Csu-song%E2%80%9D-va-tinh-tuong-tac\" >4.3. JavaScript: Th\u00eam &#8220;s\u1ef1 s\u1ed1ng&#8221; v\u00e0 t\u00ednh t\u01b0\u01a1ng t\u00e1c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#44-Frameworks-Thu-vien-React-Angular-Vuejs%E2%80%A6\" >4.4. Frameworks &amp; Th\u01b0 vi\u1ec7n (React, Angular, Vue.js&#8230;)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#45-Ky-nang-khac-Responsive-Design-Debugging-Git%E2%80%A6\" >4.5. K\u1ef9 n\u0103ng kh\u00e1c: Responsive Design, Debugging, Git&#8230;<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#5-Phan-biet-Front-end-va-Back-end-chi-tiet\" >5. Ph\u00e2n bi\u1ec7t Front end v\u00e0 Back end chi ti\u1ebft<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#51-Bang-so-sanh-nhanh-Front-end-vs-Back-end\" >5.1. B\u1ea3ng so s\u00e1nh nhanh Front end vs Back end<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#52-Moi-quan-he-tuong-ho-Front-end-va-Back-end-hoat-dong-cung-nhau-nhu-the-nao\" >5.2. M\u1ed1i quan h\u1ec7 t\u01b0\u01a1ng h\u1ed7: Front end v\u00e0 Back end ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#6-Hoc-Front-end-co-kho-khong-Bat-dau-tu-dau\" >6. H\u1ecdc Front end c\u00f3 kh\u00f3 kh\u00f4ng? B\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2u?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#7-Xu-huong-cong-nghe-Front-end-noi-bat\" >7. Xu h\u01b0\u1edbng c\u00f4ng ngh\u1ec7 Front end n\u1ed5i b\u1eadt<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#8-Cau-hoi-thuong-gap-FAQ-ve-Front-end\" >8. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ) v\u1ec1 Front end<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#Front-end-co-phai-la-thiet-ke-web-Web-Design-khong\" >Front end c\u00f3 ph\u1ea3i l\u00e0 thi\u1ebft k\u1ebf web (Web Design) kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#Can-hoc-gioi-toan-de-lam-Lap-trinh-vien-Front-end-khong\" >C\u1ea7n h\u1ecdc gi\u1ecfi to\u00e1n \u0111\u1ec3 l\u00e0m L\u1eadp tr\u00ecnh vi\u00ean Front end kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/#Luong-Front-end-developer-o-Viet-Nam-khoang-bao-nhieu\" >L\u01b0\u01a1ng Front end developer \u1edf Vi\u1ec7t Nam kho\u1ea3ng bao nhi\u00eau?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p>B\u1ea1n c\u00f3 bao gi\u1edd th\u1eafc m\u1eafc \u0111i\u1ec1u g\u00ec t\u1ea1o n\u00ean giao di\u1ec7n b\u00f3ng b\u1ea9y c\u1ee7a Facebook, b\u1ed1 c\u1ee5c tr\u1ef1c quan c\u1ee7a Shopee hay c\u00e1c hi\u1ec7u \u1ee9ng m\u01b0\u1ee3t m\u00e0 tr\u00ean website b\u1ea1n y\u00eau th\u00edch? \u0110\u00f3 ch\u00ednh l\u00e0 c\u00f4ng vi\u1ec7c c\u1ee7a <strong>Front end<\/strong>. Trong th\u1ebf gi\u1edbi ph\u00e1t tri\u1ec3n web ng\u00e0y c\u00e0ng s\u00f4i \u0111\u1ed9ng, hi\u1ec3u r\u00f5 <strong>Front end l\u00e0 g\u00ec<\/strong> l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean quan tr\u1ecdng, d\u00f9 b\u1ea1n mu\u1ed1n tr\u1edf th\u00e0nh <a href=\"https:\/\/interdata.vn\/blog\/lap-trinh-la-gi\/\">l\u1eadp tr\u00ecnh<\/a> vi\u00ean, l\u00e0m vi\u1ec7c trong l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7 hay \u0111\u01a1n gi\u1ea3n l\u00e0 t\u00f2 m\u00f2 v\u1ec1 c\u00e1ch website ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<p>B\u00e0i vi\u1ebft n\u00e0y s\u1ebd l\u00e0 c\u1ea9m nang to\u00e0n di\u1ec7n, gi\u1ea3i th\u00edch t\u1eeb A-Z v\u1ec1 Front end: \u0111\u1ecbnh ngh\u0129a c\u01a1 b\u1ea3n, t\u1ea7m quan tr\u1ecdng kh\u00f4ng th\u1ec3 thi\u1ebfu, c\u00f4ng vi\u1ec7c c\u1ee5 th\u1ec3 c\u1ee7a l\u1eadp tr\u00ecnh vi\u00ean Front end, c\u00e1c ng\u00f4n ng\u1eef v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i, c\u00e1ch <strong>ph\u00e2n bi\u1ec7t r\u1ea1ch r\u00f2i v\u1edbi Back end<\/strong>, v\u00e0 c\u1ea3 l\u1ed9 tr\u00ecnh h\u1ecdc t\u1eadp cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u. H\u00e3y c\u00f9ng kh\u00e1m ph\u00e1 nh\u00e9!<\/p>\n<h2><span class=\"ez-toc-section\" id=\"1-Front-end-la-gi\"><\/span>1. Front end l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong><a href=\"https:\/\/interdata.vn\/blog\/front-end-la-gi\/\">Front end<\/a> (hay Frontend)<\/strong> l\u00e0 ph\u1ea7n giao di\u1ec7n c\u1ee7a m\u1ed9t <a href=\"https:\/\/interdata.vn\/blog\/page-la-gi\/\">trang web<\/a> ho\u1eb7c <a href=\"https:\/\/interdata.vn\/blog\/web-application-la-gi\/\">\u1ee9ng d\u1ee5ng web<\/a> m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y v\u00e0 t\u01b0\u01a1ng t\u00e1c tr\u1ef1c ti\u1ebfp tr\u00ean tr\u00ecnh duy\u1ec7t c\u1ee7a h\u1ecd. N\u00f3 bao g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c y\u1ebfu t\u1ed1 h\u00ecnh \u1ea3nh, v\u0103n b\u1ea3n, n\u00fat b\u1ea5m, menu, v\u00e0 c\u00e1ch ch\u00fang \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp, tr\u00ecnh b\u00e0y.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-la-gi.jpg\" alt=\"Front end l\u00e0 g\u00ec\" width=\"750\" height=\"500\" class=\"aligncenter size-full wp-image-27598\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-la-gi.jpg 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-la-gi-300x200.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>N\u00f3i \u0111\u01a1n gi\u1ea3n, m\u1ecdi th\u1ee9 b\u1ea1n th\u1ea5y v\u00e0 ch\u1ea1m v\u00e0o tr\u00ean m\u00e0n h\u00ecnh khi l\u01b0\u1edbt web \u2013 t\u1eeb vi\u1ec7c \u0111\u1ecdc b\u00e0i vi\u1ebft n\u00e0y, nh\u1ea5p v\u00e0o m\u1ed9t li\u00ean k\u1ebft, xem m\u1ed9t video, \u0111\u1ebfn \u0111i\u1ec1n v\u00e0o m\u1ed9t bi\u1ec3u m\u1eabu \u2013 \u0111\u1ec1u thu\u1ed9c v\u1ec1 Front end. \u0110\u00e2y ch\u00ednh l\u00e0 &#8220;b\u1ed9 m\u1eb7t&#8221; c\u1ee7a website, n\u01a1i di\u1ec5n ra s\u1ef1 t\u01b0\u01a1ng t\u00e1c ch\u00ednh gi\u1eefa ng\u01b0\u1eddi d\u00f9ng v\u00e0 s\u1ea3n ph\u1ea9m s\u1ed1.<\/p>\n<p>\u0110\u1ec3 d\u1ec5 h\u00ecnh dung h\u01a1n, h\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng website nh\u01b0 m\u1ed9t ng\u00f4i nh\u00e0. <strong>Front end ch\u00ednh l\u00e0 to\u00e0n b\u1ed9 ph\u1ea7n n\u1ed9i th\u1ea5t v\u00e0 ngo\u1ea1i th\u1ea5t b\u1ea1n th\u1ea5y:<\/strong> m\u00e0u s\u01a1n t\u01b0\u1eddng, ki\u1ec3u d\u00e1ng c\u1eeda s\u1ed5, c\u00e1ch b\u00e0i tr\u00ed b\u00e0n gh\u1ebf, tranh \u1ea3nh treo t\u01b0\u1eddng&#8230; T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec t\u1ea1o n\u00ean v\u1ebb \u0111\u1eb9p, s\u1ef1 ti\u1ec7n nghi v\u00e0 tr\u1ea3i nghi\u1ec7m khi b\u1ea1n b\u01b0\u1edbc v\u00e0o v\u00e0 s\u1eed d\u1ee5ng kh\u00f4ng gian \u0111\u00f3.<\/p>\n<p>Trong khi \u0111\u00f3, ph\u1ea7n n\u1ec1n m\u00f3ng, h\u1ec7 th\u1ed1ng \u0111i\u1ec7n n\u01b0\u1edbc, k\u1ebft c\u1ea5u ch\u1ecbu l\u1ef1c \u1ea9n b\u00ean trong (m\u00e0 b\u1ea1n kh\u00f4ng th\u1ea5y) s\u1ebd t\u01b0\u01a1ng \u1ee9ng v\u1edbi Back-end \u2013 ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u k\u1ef9 h\u01a1n v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y \u1edf ph\u1ea7n sau. Nh\u01b0ng tr\u01b0\u1edbc ti\u00ean, t\u1ea1i sao Front end l\u1ea1i \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng \u0111\u1ebfn v\u1eady?<\/p>\n<h2><span class=\"ez-toc-section\" id=\"2-Tai-sao-Front-end-lai-quan-trong\"><\/span>2. T\u1ea1i sao Front end l\u1ea1i quan tr\u1ecdng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Front end kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 l\u00e0m cho website &#8220;\u0111\u1eb9p&#8221;. N\u00f3 \u0111\u00f3ng vai tr\u00f2 c\u1ef1c k\u1ef3 quan tr\u1ecdng trong s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a m\u1ed9t s\u1ea3n ph\u1ea9m web v\u00ec nh\u1eefng l\u00fd do ch\u00ednh sau:<\/p>\n<ul>\n<li><strong>T\u1ea1o \u1ea5n t\u01b0\u1ee3ng \u0111\u1ea7u ti\u00ean:<\/strong> Giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng (User Interface &#8211; <a href=\"https:\/\/interdata.vn\/blog\/ui-la-gi\/\">UI<\/a>) l\u00e0 th\u1ee9 \u0111\u1ea7u ti\u00ean &#8220;\u0111\u1eadp v\u00e0o m\u1eaft&#8221; ng\u01b0\u1eddi d\u00f9ng. M\u1ed9t Front end \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t, tr\u1ef1c quan v\u00e0 th\u1ea9m m\u1ef9 s\u1ebd t\u1ea1o thi\u1ec7n c\u1ea3m ban \u0111\u1ea7u, gi\u1eef ch\u00e2n ng\u01b0\u1eddi d\u00f9ng \u1edf l\u1ea1i kh\u00e1m ph\u00e1 l\u00e2u h\u01a1n. Ng\u01b0\u1ee3c l\u1ea1i, giao di\u1ec7n l\u1ed9n x\u1ed9n, kh\u00f3 s\u1eed d\u1ee5ng s\u1ebd khi\u1ebfn h\u1ecd r\u1eddi \u0111i nhanh ch\u00f3ng.<\/li>\n<li><strong>Quy\u1ebft \u0111\u1ecbnh <a href=\"https:\/\/interdata.vn\/blog\/ux-la-gi\/\">Tr\u1ea3i nghi\u1ec7m Ng\u01b0\u1eddi d\u00f9ng<\/a> (UX):<\/strong> Front end ch\u1ecbu tr\u00e1ch nhi\u1ec7m ch\u00ednh cho vi\u1ec7c ng\u01b0\u1eddi d\u00f9ng t\u01b0\u01a1ng t\u00e1c v\u1edbi website c\u00f3 d\u1ec5 d\u00e0ng, m\u01b0\u1ee3t m\u00e0 v\u00e0 hi\u1ec7u qu\u1ea3 hay kh\u00f4ng. T\u1ed1c \u0111\u1ed9 t\u1ea3i trang nhanh, \u0111i\u1ec1u h\u01b0\u1edbng r\u00f5 r\u00e0ng, c\u00e1c n\u00fat b\u1ea5m ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang nh\u01b0 mong \u0111\u1ee3i&#8230; t\u1ea5t c\u1ea3 \u0111\u1ec1u g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean m\u1ed9t UX t\u00edch c\u1ef1c.<\/li>\n<li><strong>T\u0103ng kh\u1ea3 n\u0103ng truy c\u1eadp (Accessibility):<\/strong> M\u1ed9t Front end t\u1ed1t c\u1ea7n \u0111\u1ea3m b\u1ea3o r\u1eb1ng trang web c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi, k\u1ec3 c\u1ea3 ng\u01b0\u1eddi khuy\u1ebft t\u1eadt (v\u00ed d\u1ee5: ng\u01b0\u1eddi khi\u1ebfm th\u1ecb s\u1eed d\u1ee5ng tr\u00ecnh \u0111\u1ecdc m\u00e0n h\u00ecnh). \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 mang t\u00ednh nh\u00e2n v\u0103n m\u00e0 c\u00f2n m\u1edf r\u1ed9ng \u0111\u1ed1i t\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng ti\u1ec1m n\u0103ng.<\/li>\n<li><strong>H\u1ed7 tr\u1ee3 m\u1ee5c ti\u00eau kinh doanh:<\/strong> Giao di\u1ec7n th\u00e2n thi\u1ec7n, quy tr\u00ecnh r\u00f5 r\u00e0ng (nh\u01b0 th\u00eam v\u00e0o gi\u1ecf h\u00e0ng, thanh to\u00e1n) s\u1ebd tr\u1ef1c ti\u1ebfp \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i (conversion rate). M\u1ed9t Front end t\u1ed1i \u01b0u c\u00f3 th\u1ec3 gi\u00fap t\u0103ng doanh s\u1ed1 b\u00e1n h\u00e0ng, s\u1ed1 l\u01b0\u1ee3t \u0111\u0103ng k\u00fd ho\u1eb7c c\u00e1c m\u1ee5c ti\u00eau kinh doanh kh\u00e1c.<\/li>\n<li><strong>X\u00e2y d\u1ef1ng nh\u1eadn di\u1ec7n th\u01b0\u01a1ng hi\u1ec7u:<\/strong> M\u00e0u s\u1eafc, logo, font ch\u1eef v\u00e0 phong c\u00e1ch thi\u1ebft k\u1ebf nh\u1ea5t qu\u00e1n tr\u00ean Front end gi\u00fap c\u1ee7ng c\u1ed1 h\u00ecnh \u1ea3nh v\u00e0 nh\u1eadn di\u1ec7n th\u01b0\u01a1ng hi\u1ec7u trong t\u00e2m tr\u00ed ng\u01b0\u1eddi d\u00f9ng. N\u00f3 t\u1ea1o ra s\u1ef1 chuy\u00ean nghi\u1ec7p v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/li>\n<\/ul>\n<p>T\u00f3m l\u1ea1i, Front end l\u00e0 c\u1ea7u n\u1ed1i tr\u1ef1c ti\u1ebfp gi\u1eefa s\u1ea3n ph\u1ea9m v\u00e0 ng\u01b0\u1eddi d\u00f9ng. \u0110\u1ea7u t\u01b0 v\u00e0o m\u1ed9t Front end ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ea7u t\u01b0 v\u00e0o &#8220;v\u1ebb b\u1ec1 ngo\u00e0i&#8221; m\u00e0 c\u00f2n l\u00e0 \u0111\u1ea7u t\u01b0 v\u00e0o s\u1ef1 h\u00e0i l\u00f2ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 s\u1ef1 th\u00e0nh c\u00f4ng b\u1ec1n v\u1eefng c\u1ee7a d\u1ef1 \u00e1n web.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-01.jpg\" alt=\"Front end 01\" width=\"750\" height=\"401\" class=\"aligncenter size-full wp-image-27600\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-01.jpg 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-01-300x160.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"3-Lap-trinh-vien-Front-end-lam-nhung-gi\"><\/span>3. L\u1eadp tr\u00ecnh vi\u00ean Front end l\u00e0m nh\u1eefng g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>L\u1eadp tr\u00ecnh vi\u00ean Front end (Front-end Developer)<\/strong> l\u00e0 nh\u1eefng ng\u01b0\u1eddi &#8220;th\u1ed5i h\u1ed3n&#8221; v\u00e0o c\u00e1c b\u1ea3n thi\u1ebft k\u1ebf t\u0129nh, bi\u1ebfn ch\u00fang th\u00e0nh nh\u1eefng trang web s\u1ed1ng \u0111\u1ed9ng, t\u01b0\u01a1ng t\u00e1c m\u00e0 ch\u00fang ta s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y. C\u00f4ng vi\u1ec7c c\u1ee7a h\u1ecd kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 vi\u1ebft code m\u00e0 bao g\u1ed3m nhi\u1ec1u nhi\u1ec7m v\u1ee5 \u0111a d\u1ea1ng:<\/p>\n<ul>\n<li><strong>Chuy\u1ec3n \u0111\u1ed5i thi\u1ebft k\u1ebf th\u00e0nh <a href=\"https:\/\/interdata.vn\/blog\/source-code-la-gi\/\">m\u00e3 ngu\u1ed3n<\/a>:<\/strong> H\u1ecd nh\u1eadn c\u00e1c b\u1ea3n thi\u1ebft k\u1ebf giao di\u1ec7n (th\u01b0\u1eddng t\u1eeb c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Figma, Sketch, Adobe XD) t\u1eeb \u0111\u1ed9i ng\u0169 thi\u1ebft k\u1ebf UI\/UX v\u00e0 s\u1eed d\u1ee5ng <a href=\"https:\/\/interdata.vn\/blog\/html-la-gi\/\">HTML<\/a>, CSS, JavaScript \u0111\u1ec3 hi\u1ec7n th\u1ef1c h\u00f3a ch\u00fang th\u00e0nh giao di\u1ec7n web th\u1ef1c t\u1ebf.<\/li>\n<li><strong>Ph\u00e1t tri\u1ec3n giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng:<\/strong> X\u00e2y d\u1ef1ng c\u00e1c th\u00e0nh ph\u1ea7n UI nh\u01b0 menu \u0111i\u1ec1u h\u01b0\u1edbng, n\u00fat b\u1ea5m, bi\u1ec3u m\u1eabu, slider, modal&#8230; \u0111\u1ea3m b\u1ea3o ch\u00fang ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng tr\u00ean c\u00e1c tr\u00ecnh duy\u1ec7t v\u00e0 thi\u1ebft b\u1ecb kh\u00e1c nhau.<\/li>\n<li><strong>\u0110\u1ea3m b\u1ea3o t\u00ednh \u0111\u00e1p \u1ee9ng (Responsive Design):<\/strong> M\u1ed9t nhi\u1ec7m v\u1ee5 quan tr\u1ecdng l\u00e0 l\u00e0m cho giao di\u1ec7n hi\u1ec3n th\u1ecb t\u1ed1t v\u00e0 ho\u1ea1t \u0111\u1ed9ng m\u01b0\u1ee3t m\u00e0 tr\u00ean m\u1ecdi k\u00edch th\u01b0\u1edbc m\u00e0n h\u00ecnh, t\u1eeb m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n l\u1edbn \u0111\u1ebfn m\u00e1y t\u00ednh b\u1ea3ng v\u00e0 \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng.<\/li>\n<li><strong>T\u1ed1i \u01b0u hi\u1ec7u n\u0103ng:<\/strong> C\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 t\u1ea3i trang b\u1eb1ng c\u00e1c k\u1ef9 thu\u1eadt nh\u01b0 t\u1ed1i \u01b0u h\u00ecnh \u1ea3nh, gi\u1ea3m thi\u1ec3u m\u00e3 CSS\/JavaScript, s\u1eed d\u1ee5ng lazy loading&#8230; \u0111\u1ec3 mang l\u1ea1i tr\u1ea3i nghi\u1ec7m t\u1ed1t nh\u1ea5t cho ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<li><strong>Ki\u1ec3m th\u1eed v\u00e0 s\u1eeda l\u1ed7i (Debugging):<\/strong> T\u00ecm ki\u1ebfm v\u00e0 kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7i hi\u1ec3n th\u1ecb ho\u1eb7c l\u1ed7i ch\u1ee9c n\u0103ng tr\u00ean c\u00e1c tr\u00ecnh duy\u1ec7t v\u00e0 thi\u1ebft b\u1ecb kh\u00e1c nhau (cross-browser compatibility testing).<\/li>\n<li><strong>L\u00e0m vi\u1ec7c v\u1edbi API:<\/strong> T\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c <strong>API (Application Programming Interface)<\/strong> do \u0111\u1ed9i ng\u0169 Back-end cung c\u1ea5p \u0111\u1ec3 l\u1ea5y d\u1eef li\u1ec7u (v\u00ed d\u1ee5: danh s\u00e1ch s\u1ea3n ph\u1ea9m, b\u00e0i vi\u1ebft) v\u00e0 hi\u1ec3n th\u1ecb l\u00ean giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<li><strong>H\u1ee3p t\u00e1c nh\u00f3m:<\/strong> Ph\u1ed1i h\u1ee3p ch\u1eb7t ch\u1ebd v\u1edbi c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf UI\/UX, l\u1eadp tr\u00ecnh vi\u00ean Back-end, qu\u1ea3n l\u00fd d\u1ef1 \u00e1n (PM) v\u00e0 ki\u1ec3m th\u1eed vi\u00ean (Tester) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng.<\/li>\n<li><strong>S\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd phi\u00ean b\u1ea3n:<\/strong> D\u00f9ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 <strong>Git<\/strong> \u0111\u1ec3 qu\u1ea3n l\u00fd m\u00e3 ngu\u1ed3n, theo d\u00f5i thay \u0111\u1ed5i v\u00e0 c\u1ed9ng t\u00e1c hi\u1ec7u qu\u1ea3 v\u1edbi c\u00e1c th\u00e0nh vi\u00ean kh\u00e1c trong nh\u00f3m.<\/li>\n<\/ul>\n<p>C\u00f4ng vi\u1ec7c c\u1ee7a m\u1ed9t Front-end Developer \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa t\u01b0 duy logic, k\u1ef9 n\u0103ng gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u00e0 m\u1ed9t ch\u00fat m\u1eaft th\u1ea9m m\u1ef9 \u0111\u1ec3 t\u1ea1o ra nh\u1eefng s\u1ea3n ph\u1ea9m web v\u1eeba \u0111\u1eb9p m\u1eaft v\u1eeba hi\u1ec7u qu\u1ea3.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-03.jpg\" alt=\"Front end 03\" width=\"750\" height=\"450\" class=\"aligncenter size-full wp-image-27596\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-03.jpg 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-03-300x180.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"4-Cac-cong-nghe-va-ky-nang-Front-end-cot-loi\"><\/span>4. C\u00e1c c\u00f4ng ngh\u1ec7 v\u00e0 k\u1ef9 n\u0103ng Front end c\u1ed1t l\u00f5i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 th\u1ef1c hi\u1ec7n nh\u1eefng nhi\u1ec7m v\u1ee5 tr\u00ean, L\u1eadp tr\u00ecnh vi\u00ean Front end c\u1ea7n n\u1eafm v\u1eefng m\u1ed9t b\u1ed9 c\u00f4ng ngh\u1ec7 v\u00e0 k\u1ef9 n\u0103ng n\u1ec1n t\u1ea3ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng th\u00e0nh ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-04.jpg\" alt=\"Front end 04\" width=\"750\" height=\"501\" class=\"aligncenter size-full wp-image-27597\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-04.jpg 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-04-300x200.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"41-HTML-Nen-tang-cau-truc-Website\"><\/span>4.1. HTML: N\u1ec1n t\u1ea3ng c\u1ea5u tr\u00fac Website<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>HTML (HyperText Markup Language)<\/strong> l\u00e0 ng\u00f4n ng\u1eef \u0111\u00e1nh d\u1ea5u si\u00eau v\u0103n b\u1ea3n, \u0111\u01b0\u1ee3c coi l\u00e0 b\u1ed9 khung x\u01b0\u01a1ng c\u1ee7a m\u1ecdi trang web. N\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 <a href=\"https:\/\/interdata.vn\/blog\/ngon-ngu-lap-trinh-la-gi\/\">ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh<\/a> theo ngh\u0129a truy\u1ec1n th\u1ed1ng, m\u00e0 d\u00f9ng c\u00e1c th\u1ebb (tags) \u0111\u1ec3 \u0111\u1ecbnh ngh\u0129a c\u1ea5u tr\u00fac v\u00e0 \u00fd ngh\u0129a ng\u1eef ngh\u0129a cho n\u1ed9i dung.<\/p>\n<p>V\u00ed d\u1ee5, th\u1ebb <code>&lt;h1&gt;<\/code> \u0111\u1ecbnh ngh\u0129a ti\u00eau \u0111\u1ec1 ch\u00ednh, th\u1ebb <code>&lt;p&gt;<\/code> \u0111\u1ecbnh ngh\u0129a m\u1ed9t \u0111o\u1ea1n v\u0103n b\u1ea3n, th\u1ebb <code>&lt;img&gt;<\/code> d\u00f9ng \u0111\u1ec3 ch\u00e8n h\u00ecnh \u1ea3nh, v\u00e0 th\u1ebb <code>&lt;a&gt;<\/code> t\u1ea1o ra c\u00e1c li\u00ean k\u1ebft. S\u1eed d\u1ee5ng HTML \u0111\u00fang c\u00e1ch, \u0111\u1eb7c bi\u1ec7t l\u00e0 <strong>HTML ng\u1eef ngh\u0129a (Semantic HTML)<\/strong>, gi\u00fap tr\u00ecnh duy\u1ec7t v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 n\u1ed9i dung trang web.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"42-CSS-%E2%80%9CNghe-thuat%E2%80%9D-tao-kieu-va-dinh-dang\"><\/span>4.2. CSS: &#8220;Ngh\u1ec7 thu\u1eadt&#8221; t\u1ea1o ki\u1ec3u v\u00e0 \u0111\u1ecbnh d\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu HTML l\u00e0 khung x\u01b0\u01a1ng, th\u00ec <strong>CSS (Cascading Style Sheets)<\/strong> ch\u00ednh l\u00e0 l\u1edbp &#8220;da th\u1ecbt&#8221; v\u00e0 &#8220;qu\u1ea7n \u00e1o&#8221;, quy\u1ebft \u0111\u1ecbnh to\u00e0n b\u1ed9 di\u1ec7n m\u1ea1o c\u1ee7a trang web. CSS cho ph\u00e9p b\u1ea1n ki\u1ec3m so\u00e1t m\u1ecdi th\u1ee9 li\u00ean quan \u0111\u1ebfn tr\u00ecnh b\u00e0y v\u00e0 th\u1ea9m m\u1ef9.<\/p>\n<p>B\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng CSS \u0111\u1ec3 thay \u0111\u1ed5i m\u00e0u s\u1eafc v\u0103n b\u1ea3n, m\u00e0u n\u1ec1n, font ch\u1eef, k\u00edch th\u01b0\u1edbc ch\u1eef, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c ph\u1ea7n t\u1eed, t\u1ea1o b\u1ed1 c\u1ee5c (layout) ph\u1ee9c t\u1ea1p, th\u00eam hi\u1ec7u \u1ee9ng \u0111\u1ed5 b\u00f3ng, bo g\u00f3c v\u00e0 nhi\u1ec1u h\u01a1n n\u1eefa. C\u00e1c <strong>CSS Preprocessors<\/strong> nh\u01b0 Sass ho\u1eb7c Less c\u0169ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 vi\u1ebft CSS hi\u1ec7u qu\u1ea3 v\u00e0 d\u1ec5 b\u1ea3o tr\u00ec h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"43-JavaScript-Them-%E2%80%9Csu-song%E2%80%9D-va-tinh-tuong-tac\"><\/span>4.3. JavaScript: Th\u00eam &#8220;s\u1ef1 s\u1ed1ng&#8221; v\u00e0 t\u00ednh t\u01b0\u01a1ng t\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>JavaScript (JS)<\/strong> l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh th\u1ef1c th\u1ee5, \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c t\u1ea1o ra c\u00e1c <a href=\"https:\/\/interdata.vn\/blog\/web-dong-la-gi\/\">trang web \u0111\u1ed9ng<\/a> v\u00e0 t\u01b0\u01a1ng t\u00e1c. N\u1ebfu HTML v\u00e0 CSS t\u1ea1o n\u00ean c\u1ea5u tr\u00fac v\u00e0 v\u1ebb ngo\u00e0i t\u0129nh, th\u00ec JS th\u1ed5i h\u1ed3n v\u00e0o \u0111\u00f3, cho ph\u00e9p trang web ph\u1ea3n h\u1ed3i l\u1ea1i h\u00e0nh \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p>Nh\u1edd JavaScript, ch\u00fang ta c\u00f3 th\u1ec3:<\/p>\n<ul>\n<li>T\u1ea1o slideshow \u1ea3nh t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n \u0111\u1ed5i.<\/li>\n<li>Hi\u1ec3n th\u1ecb\/\u1ea9n c\u00e1c ph\u1ea7n t\u1eed khi ng\u01b0\u1eddi d\u00f9ng nh\u1ea5p chu\u1ed9t.<\/li>\n<li>Ki\u1ec3m tra t\u00ednh h\u1ee3p l\u1ec7 c\u1ee7a d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng nh\u1eadp v\u00e0o bi\u1ec3u m\u1eabu (form validation) ngay l\u1eadp t\u1ee9c.<\/li>\n<li>T\u1ea3i d\u1eef li\u1ec7u m\u1edbi t\u1eeb m\u00e1y ch\u1ee7 m\u00e0 kh\u00f4ng c\u1ea7n t\u1ea3i l\u1ea1i to\u00e0n b\u1ed9 trang (k\u1ef9 thu\u1eadt <a href=\"https:\/\/interdata.vn\/blog\/ajax-la-gi\/\">AJAX<\/a>).<\/li>\n<li>T\u1ea1o c\u00e1c hi\u1ec7u \u1ee9ng \u0111\u1ed9ng, game \u0111\u01a1n gi\u1ea3n ngay tr\u00ean tr\u00ecnh duy\u1ec7t.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"44-Frameworks-Thu-vien-React-Angular-Vuejs%E2%80%A6\"><\/span>4.4. Frameworks &amp; Th\u01b0 vi\u1ec7n (React, Angular, Vue.js&#8230;)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi c\u00e1c \u1ee9ng d\u1ee5ng web tr\u1edf n\u00ean ph\u1ee9c t\u1ea1p h\u01a1n, vi\u1ec7c ch\u1ec9 s\u1eed d\u1ee5ng HTML, CSS, JS thu\u1ea7n c\u00f3 th\u1ec3 tr\u1edf n\u00ean kh\u00f3 qu\u1ea3n l\u00fd. \u0110\u00f3 l\u00e0 l\u00fac c\u00e1c <strong><a href=\"https:\/\/interdata.vn\/blog\/framework-la-gi\/\">Framework<\/a><\/strong> v\u00e0 <strong>Th\u01b0 vi\u1ec7n (<a href=\"https:\/\/interdata.vn\/blog\/thu-vien-library-trong-lap-trinh\/\">Library<\/a>)<\/strong> JavaScript ph\u00e1t huy t\u00e1c d\u1ee5ng. Ch\u00fang cung c\u1ea5p c\u00e1c c\u1ea5u tr\u00fac, m\u1eabu thi\u1ebft k\u1ebf v\u00e0 th\u00e0nh ph\u1ea7n d\u1ef1ng s\u1eb5n gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean x\u00e2y d\u1ef1ng giao di\u1ec7n nhanh h\u01a1n, hi\u1ec7u qu\u1ea3 h\u01a1n v\u00e0 c\u00f3 t\u1ed5 ch\u1ee9c h\u01a1n.<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/interdata.vn\/blog\/react-la-gi\/\">React<\/a> (th\u01b0 vi\u1ec7n ph\u00e1t tri\u1ec3n b\u1edfi Facebook):<\/strong> R\u1ea5t ph\u1ed5 bi\u1ebfn, t\u1eadp trung v\u00e0o vi\u1ec7c x\u00e2y d\u1ef1ng giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng theo m\u00f4 h\u00ecnh component (th\u00e0nh ph\u1ea7n).<\/li>\n<li><strong>Angular (framework ph\u00e1t tri\u1ec3n b\u1edfi Google):<\/strong> Cung c\u1ea5p m\u1ed9t gi\u1ea3i ph\u00e1p to\u00e0n di\u1ec7n h\u01a1n, bao g\u1ed3m nhi\u1ec1u t\u00ednh n\u0103ng t\u00edch h\u1ee3p s\u1eb5n cho c\u00e1c \u1ee9ng d\u1ee5ng l\u1edbn.<\/li>\n<li><strong>Vue.js (framework c\u1ed9ng \u0111\u1ed3ng):<\/strong> \u0110\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 d\u1ec5 ti\u1ebfp c\u1eadn, linh ho\u1ea1t v\u00e0 c\u00f3 hi\u1ec7u n\u0103ng t\u1ed1t.<\/li>\n<\/ul>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn framework\/th\u01b0 vi\u1ec7n n\u00e0o ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u d\u1ef1 \u00e1n v\u00e0 s\u1edf th\u00edch c\u1ee7a \u0111\u1ed9i ng\u0169 ph\u00e1t tri\u1ec3n. Tuy nhi\u00ean, n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc v\u1ec1 JavaScript thu\u1ea7n v\u1eabn l\u00e0 \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"45-Ky-nang-khac-Responsive-Design-Debugging-Git%E2%80%A6\"><\/span>4.5. K\u1ef9 n\u0103ng kh\u00e1c: Responsive Design, Debugging, Git&#8230;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ngo\u00e0i b\u1ed9 ba c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i v\u00e0 c\u00e1c framework, m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean Front end gi\u1ecfi c\u1ea7n trang b\u1ecb th\u00eam nhi\u1ec1u k\u1ef9 n\u0103ng quan tr\u1ecdng kh\u00e1c:<\/p>\n<ul>\n<li><strong>Responsive Web Design:<\/strong> K\u1ef9 n\u0103ng thi\u1ebft k\u1ebf v\u00e0 x\u00e2y d\u1ef1ng giao di\u1ec7n c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 hi\u1ec3n th\u1ecb t\u1ed1i \u01b0u tr\u00ean m\u1ecdi lo\u1ea1i thi\u1ebft b\u1ecb (desktop, tablet, mobile).<\/li>\n<li><strong>Debugging (G\u1ee1 l\u1ed7i):<\/strong> Kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 d\u00e0nh cho nh\u00e0 ph\u00e1t tri\u1ec3n (Developer Tools) t\u00edch h\u1ee3p s\u1eb5n trong tr\u00ecnh duy\u1ec7t \u0111\u1ec3 t\u00ecm v\u00e0 s\u1eeda l\u1ed7i trong m\u00e3 HTML, CSS, JS.<\/li>\n<li><strong>Version Control (Qu\u1ea3n l\u00fd phi\u00ean b\u1ea3n):<\/strong> Th\u00e0nh th\u1ea1o s\u1eed d\u1ee5ng <strong>Git<\/strong> v\u00e0 c\u00e1c n\u1ec1n t\u1ea3ng nh\u01b0 GitHub, <a href=\"https:\/\/interdata.vn\/blog\/gitlab-la-gi\/\">GitLab<\/a> \u0111\u1ec3 qu\u1ea3n l\u00fd m\u00e3 ngu\u1ed3n, theo d\u00f5i l\u1ecbch s\u1eed thay \u0111\u1ed5i v\u00e0 c\u1ed9ng t\u00e1c hi\u1ec7u qu\u1ea3 trong nh\u00f3m.<\/li>\n<li><strong>Web Performance Optimization (T\u1ed1i \u01b0u hi\u1ec7u n\u0103ng):<\/strong> Hi\u1ec3u bi\u1ebft v\u1ec1 c\u00e1c k\u1ef9 thu\u1eadt gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang v\u00e0 c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng (t\u1ed1i \u01b0u \u1ea3nh, lazy loading, code splitting&#8230;).<\/li>\n<li><strong>Cross-Browser Compatibility (T\u01b0\u01a1ng th\u00edch tr\u00ecnh duy\u1ec7t):<\/strong> \u0110\u1ea3m b\u1ea3o trang web ho\u1ea1t \u0111\u1ed9ng v\u00e0 hi\u1ec3n th\u1ecb nh\u1ea5t qu\u00e1n tr\u00ean c\u00e1c tr\u00ecnh duy\u1ec7t ph\u1ed5 bi\u1ebfn (Chrome, Firefox, Safari, Edge&#8230;).<\/li>\n<li><strong>Web Accessibility (Kh\u1ea3 n\u0103ng truy c\u1eadp):<\/strong> X\u00e2y d\u1ef1ng trang web sao cho ng\u01b0\u1eddi khuy\u1ebft t\u1eadt c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng d\u1ec5 d\u00e0ng (tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n nh\u01b0 WCAG).<\/li>\n<li><strong>Build Tools &amp; Task Runners (C\u00f4ng c\u1ee5 x\u00e2y d\u1ef1ng):<\/strong> Bi\u1ebft c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/webpack-la-gi\/\">Webpack<\/a>, Vite, Gulp \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00e1c t\u00e1c v\u1ee5 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n (v\u00ed d\u1ee5: <a href=\"https:\/\/interdata.vn\/blog\/compiler-trinh-bien-dich-la-gi\/\">bi\u00ean d\u1ecbch<\/a> code, t\u1ed1i \u01b0u file).<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"5-Phan-biet-Front-end-va-Back-end-chi-tiet\"><\/span>5. Ph\u00e2n bi\u1ec7t Front end v\u00e0 Back end chi ti\u1ebft<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng \u0111i\u1ec3m g\u00e2y nh\u1ea7m l\u1eabn nhi\u1ec1u nh\u1ea5t cho ng\u01b0\u1eddi m\u1edbi t\u00ecm hi\u1ec3u v\u1ec1 l\u1eadp tr\u00ecnh web. M\u1eb7c d\u00f9 c\u1ea3 hai \u0111\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u1ea1o ra m\u1ed9t \u1ee9ng d\u1ee5ng web ho\u00e0n ch\u1ec9nh, Front end v\u00e0 Back end c\u00f3 vai tr\u00f2 v\u00e0 c\u00f4ng ngh\u1ec7 ho\u00e0n to\u00e0n kh\u00e1c bi\u1ec7t.<\/p>\n<p><strong>Front end<\/strong> t\u1eadp trung v\u00e0o nh\u1eefng g\u00ec ng\u01b0\u1eddi d\u00f9ng nh\u00ecn th\u1ea5y v\u00e0 t\u01b0\u01a1ng t\u00e1c <strong>tr\u00ean tr\u00ecnh duy\u1ec7t<\/strong> c\u1ee7a h\u1ecd (ph\u00eda client &#8211; client-side). N\u00f3 x\u1eed l\u00fd giao di\u1ec7n, tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1ch d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y.<\/p>\n<p><strong>Back end (hay Backend)<\/strong> l\u00e0 ph\u1ea7n h\u1eadu tr\u01b0\u1eddng, ho\u1ea1t \u0111\u1ed9ng <strong>tr\u00ean m\u00e1y ch\u1ee7 (server-side)<\/strong>. N\u00f3 ch\u1ecbu tr\u00e1ch nhi\u1ec7m x\u1eed l\u00fd logic nghi\u1ec7p v\u1ee5, t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u (database), qu\u1ea3n l\u00fd ng\u01b0\u1eddi d\u00f9ng, x\u00e1c th\u1ef1c v\u00e0 cung c\u1ea5p d\u1eef li\u1ec7u cho Front end th\u00f4ng qua c\u00e1c API. Ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i kh\u00f4ng tr\u1ef1c ti\u1ebfp nh\u00ecn th\u1ea5y hay t\u01b0\u01a1ng t\u00e1c v\u1edbi Back end.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"51-Bang-so-sanh-nhanh-Front-end-vs-Back-end\"><\/span>5.1. B\u1ea3ng so s\u00e1nh nhanh Front end vs Back end<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<figure class=\"table\">\n<table>\n<thead>\n<tr>\n<th>Ti\u00eau ch\u00ed<\/th>\n<th>Front end (Client-side)<\/th>\n<th>Back end (Server-side)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>M\u1ee5c \u0111\u00edch ch\u00ednh<\/strong><\/td>\n<td>Hi\u1ec3n th\u1ecb giao di\u1ec7n, t\u01b0\u01a1ng t\u00e1c v\u1edbi ng\u01b0\u1eddi d\u00f9ng<\/td>\n<td>X\u1eed l\u00fd logic, qu\u1ea3n l\u00fd d\u1eef li\u1ec7u, v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng<\/td>\n<\/tr>\n<tr>\n<td><strong>Ng\u01b0\u1eddi d\u00f9ng<\/strong><\/td>\n<td>Nh\u00ecn th\u1ea5y v\u00e0 t\u01b0\u01a1ng t\u00e1c tr\u1ef1c ti\u1ebfp<\/td>\n<td>Kh\u00f4ng nh\u00ecn th\u1ea5y, kh\u00f4ng t\u01b0\u01a1ng t\u00e1c tr\u1ef1c ti\u1ebfp<\/td>\n<\/tr>\n<tr>\n<td><strong>N\u01a1i th\u1ef1c thi<\/strong><\/td>\n<td>Tr\u00ecnh duy\u1ec7t web c\u1ee7a ng\u01b0\u1eddi d\u00f9ng (Chrome, Firefox&#8230;)<\/td>\n<td>M\u00e1y ch\u1ee7 (Server)<\/td>\n<\/tr>\n<tr>\n<td><strong>C\u00f4ng ngh\u1ec7 ch\u00ednh<\/strong><\/td>\n<td>HTML, CSS, JavaScript, Frameworks (React, Vue, Angular)<\/td>\n<td>Ng\u00f4n ng\u1eef (<a href=\"https:\/\/interdata.vn\/blog\/node-js-la-gi\/\">Node.js<\/a>, Python, <a href=\"https:\/\/interdata.vn\/blog\/ngon-ngu-lap-trinh-java\/\">Java<\/a>, PHP, Ruby&#8230;), Databases (<a href=\"https:\/\/interdata.vn\/blog\/structured-query-language-sql-la-gi\/\">SQL<\/a>, NoSQL), Servers<\/td>\n<\/tr>\n<tr>\n<td><strong>T\u1eadp trung v\u00e0o<\/strong><\/td>\n<td>Giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng (UI), Tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng (UX)<\/td>\n<td>Logic nghi\u1ec7p v\u1ee5, D\u1eef li\u1ec7u, B\u1ea3o m\u1eadt, Hi\u1ec7u n\u0103ng server<\/td>\n<\/tr>\n<tr>\n<td><strong>V\u00ed d\u1ee5 c\u00f4ng vi\u1ec7c<\/strong><\/td>\n<td>X\u00e2y d\u1ef1ng layout, t\u1ea1o hi\u1ec7u \u1ee9ng, x\u1eed l\u00fd s\u1ef1 ki\u1ec7n click chu\u1ed9t<\/td>\n<td>X\u1eed l\u00fd \u0111\u0103ng nh\u1eadp, l\u01b0u tr\u1eef th\u00f4ng tin ng\u01b0\u1eddi d\u00f9ng, truy v\u1ea5n CSDL<\/td>\n<\/tr>\n<tr>\n<td><strong>Vai tr\u00f2<\/strong><\/td>\n<td>L\u1eadp tr\u00ecnh vi\u00ean Front end<\/td>\n<td>L\u1eadp tr\u00ecnh vi\u00ean Back end<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h3><span class=\"ez-toc-section\" id=\"52-Moi-quan-he-tuong-ho-Front-end-va-Back-end-hoat-dong-cung-nhau-nhu-the-nao\"><\/span>5.2. M\u1ed1i quan h\u1ec7 t\u01b0\u01a1ng h\u1ed7: Front end v\u00e0 Back end ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Front end v\u00e0 Back end kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp m\u00e0 li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd v\u1edbi nhau \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng ho\u00e0n ch\u1ec9nh. H\u00e3y h\u00ecnh dung m\u1ed1i quan h\u1ec7 n\u00e0y qua v\u00ed d\u1ee5 m\u1ed9t nh\u00e0 h\u00e0ng:<\/p>\n<ul>\n<li><strong>Kh\u00e1ch h\u00e0ng (User):<\/strong> B\u1ea1n ng\u1ed3i t\u1ea1i b\u00e0n v\u00e0 mu\u1ed1n g\u1ecdi m\u00f3n.<\/li>\n<li><strong>Menu (Front end &#8211; UI):<\/strong> B\u1ea1n xem menu (giao di\u1ec7n) \u0111\u1ec3 ch\u1ecdn m\u00f3n \u0103n.<\/li>\n<li><strong>Nh\u00e2n vi\u00ean ph\u1ee5c v\u1ee5 (Front end &#8211; JS\/API Call):<\/strong> B\u1ea1n g\u1ecdi nh\u00e2n vi\u00ean (t\u01b0\u01a1ng t\u00e1c) \u0111\u1ec3 \u0111\u1eb7t m\u00f3n. Nh\u00e2n vi\u00ean ghi l\u1ea1i y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n v\u00e0 chuy\u1ec3n v\u00e0o b\u1ebfp.<\/li>\n<li><strong>Nh\u00e0 b\u1ebfp (Back end):<\/strong> \u0110\u1ea7u b\u1ebfp (logic nghi\u1ec7p v\u1ee5) ti\u1ebfp nh\u1eadn y\u00eau c\u1ea7u, ki\u1ec3m tra nguy\u00ean li\u1ec7u (database), ch\u1ebf bi\u1ebfn m\u00f3n \u0103n.<\/li>\n<li><strong>Nh\u00e2n vi\u00ean ph\u1ee5c v\u1ee5 (Front end &#8211; API Response\/Display):<\/strong> Nh\u00e2n vi\u00ean mang m\u00f3n \u0103n \u0111\u00e3 ho\u00e0n th\u00e0nh (d\u1eef li\u1ec7u \u0111\u00e3 x\u1eed l\u00fd) t\u1eeb b\u1ebfp ra b\u00e0n cho b\u1ea1n.<\/li>\n<\/ul>\n<p>Trong th\u1ebf gi\u1edbi web, &#8220;nh\u00e2n vi\u00ean ph\u1ee5c v\u1ee5&#8221; th\u01b0\u1eddng ch\u00ednh l\u00e0 c\u00e1c <strong>API (Application Programming Interface)<\/strong>. Front end s\u1ebd g\u1eedi y\u00eau c\u1ea7u (request) \u0111\u1ebfn API c\u1ee7a Back end (v\u00ed d\u1ee5: &#8220;L\u1ea5y cho t\u00f4i danh s\u00e1ch s\u1ea3n ph\u1ea9m m\u1edbi nh\u1ea5t&#8221;). Back end x\u1eed l\u00fd y\u00eau c\u1ea7u \u0111\u00f3, truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u n\u1ebfu c\u1ea7n, v\u00e0 tr\u1ea3 v\u1ec1 d\u1eef li\u1ec7u (response) cho Front end d\u01b0\u1edbi m\u1ed9t \u0111\u1ecbnh d\u1ea1ng chu\u1ea9n (th\u01b0\u1eddng l\u00e0 JSON). Front end sau \u0111\u00f3 nh\u1eadn d\u1eef li\u1ec7u n\u00e0y v\u00e0 hi\u1ec3n th\u1ecb l\u00ean giao di\u1ec7n cho ng\u01b0\u1eddi d\u00f9ng xem.<\/p>\n<p>S\u1ef1 ph\u1ed1i h\u1ee3p nh\u1ecbp nh\u00e0ng n\u00e0y \u0111\u1ea3m b\u1ea3o ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi d\u1eef li\u1ec7u v\u00e0 ch\u1ee9c n\u0103ng ph\u1ee9c t\u1ea1p m\u1ed9t c\u00e1ch tr\u1ef1c quan th\u00f4ng qua giao di\u1ec7n Front end th\u00e2n thi\u1ec7n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"6-Hoc-Front-end-co-kho-khong-Bat-dau-tu-dau\"><\/span>6. H\u1ecdc Front end c\u00f3 kh\u00f3 kh\u00f4ng? B\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2u?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00e2u h\u1ecfi &#8220;H\u1ecdc Front end c\u00f3 kh\u00f3 kh\u00f4ng?&#8221; kh\u00f4ng c\u00f3 c\u00e2u tr\u1ea3 l\u1eddi tuy\u1ec7t \u0111\u1ed1i. \u0110\u1ed9 kh\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o n\u1ec1n t\u1ea3ng, kh\u1ea3 n\u0103ng ti\u1ebfp thu v\u00e0 quan tr\u1ecdng nh\u1ea5t l\u00e0 s\u1ef1 ki\u00ean tr\u00ec c\u1ee7a m\u1ed7i ng\u01b0\u1eddi. Tuy nhi\u00ean, so v\u1edbi m\u1ed9t s\u1ed1 l\u0129nh v\u1ef1c l\u1eadp tr\u00ecnh kh\u00e1c, Front end th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 c\u00f3 <strong>\u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u d\u1ec5 ti\u1ebfp c\u1eadn h\u01a1n<\/strong> v\u00ec b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y k\u1ebft qu\u1ea3 tr\u1ef1c quan (giao di\u1ec7n thay \u0111\u1ed5i) g\u1ea7n nh\u01b0 ngay l\u1eadp t\u1ee9c sau khi vi\u1ebft code.<\/p>\n<p>\u0110i\u1ec1u quan tr\u1ecdng l\u00e0 Front end <strong>ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 h\u1ecdc \u0111\u01b0\u1ee3c<\/strong> n\u1ebfu b\u1ea1n c\u00f3 \u0111am m\u00ea v\u00e0 ph\u01b0\u01a1ng ph\u00e1p h\u1ecdc t\u1eadp \u0111\u00fang \u0111\u1eafn. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 l\u1ed9 tr\u00ecnh g\u1ee3i \u00fd cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u:<\/p>\n<ol>\n<li><strong>N\u1eafm v\u1eefng n\u1ec1n t\u1ea3ng HTML:<\/strong> H\u1ecdc v\u1ec1 c\u00e1c th\u1ebb c\u01a1 b\u1ea3n, c\u1ea5u tr\u00fac trang, c\u00e1c th\u1ebb ng\u1eef ngh\u0129a (<a href=\"https:\/\/interdata.vn\/blog\/header-la-gi\/\">header<\/a>, <a href=\"https:\/\/interdata.vn\/blog\/footer-la-gi\/\">footer<\/a>, nav, article&#8230;). H\u00e3y th\u1ef1c h\u00e0nh x\u00e2y d\u1ef1ng c\u00e1c <a href=\"https:\/\/interdata.vn\/blog\/web-tinh-la-gi\/\">trang web t\u0129nh<\/a> \u0111\u01a1n gi\u1ea3n.<\/li>\n<li><strong>L\u00e0m ch\u1ee7 CSS:<\/strong> B\u1eaft \u0111\u1ea7u v\u1edbi c\u00e1c thu\u1ed9c t\u00ednh CSS c\u01a1 b\u1ea3n (m\u00e0u s\u1eafc, font ch\u1eef, k\u00edch th\u01b0\u1edbc, kho\u1ea3ng c\u00e1ch). Sau \u0111\u00f3 h\u1ecdc v\u1ec1 layout (Flexbox, Grid), Responsive Design (Media Queries) \u0111\u1ec3 l\u00e0m giao di\u1ec7n \u0111\u1eb9p v\u00e0 th\u00edch \u1ee9ng.<\/li>\n<li><strong>\u0110i s\u00e2u v\u00e0o JavaScript:<\/strong> \u0110\u00e2y l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng v\u00e0 t\u1ed1n nhi\u1ec1u th\u1eddi gian nh\u1ea5t. B\u1eaft \u0111\u1ea7u v\u1edbi c\u00fa ph\u00e1p c\u01a1 b\u1ea3n, bi\u1ebfn, ki\u1ec3u d\u1eef li\u1ec7u, to\u00e1n t\u1eed, c\u00e2u l\u1ec7nh \u0111i\u1ec1u ki\u1ec7n, <a href=\"https:\/\/interdata.vn\/blog\/vong-lap-la-gi\/\">v\u00f2ng l\u1eb7p<\/a>. Sau \u0111\u00f3 h\u1ecdc v\u1ec1 DOM Manipulation (thay \u0111\u1ed5i n\u1ed9i dung HTML\/CSS b\u1eb1ng JS), x\u1eed l\u00fd s\u1ef1 ki\u1ec7n (click, hover&#8230;), v\u00e0 c\u00e1c kh\u00e1i ni\u1ec7m n\u00e2ng cao h\u01a1n nh\u01b0 h\u00e0m, \u0111\u1ed1i t\u01b0\u1ee3ng, <a href=\"https:\/\/interdata.vn\/blog\/lap-trinh-bat-dong-bo-asynchronous\/\">Asynchronous<\/a> JS (Promise, async\/await), l\u00e0m vi\u1ec7c v\u1edbi API.<\/li>\n<li><strong>H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng Git:<\/strong> L\u00e0m quen v\u1edbi Git v\u00e0 GitHub\/GitLab l\u00e0 k\u1ef9 n\u0103ng b\u1eaft bu\u1ed9c \u0111\u1ec3 qu\u1ea3n l\u00fd code v\u00e0 l\u00e0m vi\u1ec7c nh\u00f3m. H\u00e3y h\u1ecdc c\u00e1c l\u1ec7nh c\u01a1 b\u1ea3n (clone, add, commit, push, pull, branch, merge).<\/li>\n<li><strong>Ch\u1ecdn v\u00e0 h\u1ecdc m\u1ed9t Framework\/Th\u01b0 vi\u1ec7n:<\/strong> Sau khi \u0111\u00e3 v\u1eefng JavaScript c\u01a1 b\u1ea3n, h\u00e3y ch\u1ecdn m\u1ed9t framework ph\u1ed5 bi\u1ebfn (React, Vue ho\u1eb7c Angular) \u0111\u1ec3 h\u1ecdc. Ch\u00fang s\u1ebd gi\u00fap b\u1ea1n x\u00e2y d\u1ef1ng \u1ee9ng d\u1ee5ng ph\u1ee9c t\u1ea1p hi\u1ec7u qu\u1ea3 h\u01a1n. B\u1eaft \u0111\u1ea7u v\u1edbi c\u00e1c kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i c\u1ee7a framework \u0111\u00f3.<\/li>\n<li><strong>Th\u1ef1c h\u00e0nh li\u00ean t\u1ee5c:<\/strong> L\u00fd thuy\u1ebft l\u00e0 c\u1ea7n thi\u1ebft, nh\u01b0ng th\u1ef1c h\u00e0nh m\u1edbi l\u00e0 ch\u00eca kh\u00f3a. H\u00e3y t\u1ef1 x\u00e2y d\u1ef1ng c\u00e1c d\u1ef1 \u00e1n c\u00e1 nh\u00e2n, t\u1eeb \u0111\u01a1n gi\u1ea3n \u0111\u1ebfn ph\u1ee9c t\u1ea1p, clone l\u1ea1i giao di\u1ec7n c\u00e1c trang web b\u1ea1n th\u00edch, tham gia \u0111\u00f3ng g\u00f3p v\u00e0o c\u00e1c d\u1ef1 \u00e1n <a href=\"https:\/\/interdata.vn\/blog\/open-source-la-gi\/\">m\u00e3 ngu\u1ed3n m\u1edf<\/a> (n\u1ebfu c\u00f3 th\u1ec3).<\/li>\n<li><strong>T\u00ecm ki\u1ebfm t\u00e0i li\u1ec7u v\u00e0 c\u1ed9ng \u0111\u1ed3ng:<\/strong> T\u1eadn d\u1ee5ng c\u00e1c ngu\u1ed3n t\u00e0i li\u1ec7u h\u1ecdc t\u1eadp phong ph\u00fa tr\u00ean m\u1ea1ng (MDN Web Docs, W3Schools, freeCodeCamp, c\u00e1c kh\u00f3a h\u1ecdc online tr\u00ean Coursera, Udemy&#8230;), \u0111\u1ecdc <a href=\"https:\/\/interdata.vn\/blog\/blog-la-gi\/\">blog<\/a> c\u00f4ng ngh\u1ec7, v\u00e0 tham gia c\u00e1c c\u1ed9ng \u0111\u1ed3ng l\u1eadp tr\u00ecnh vi\u00ean (<a href=\"https:\/\/interdata.vn\/blog\/stack-la-gi\/\">Stack<\/a> Overflow, c\u00e1c group Facebook, Discord&#8230;) \u0111\u1ec3 h\u1ecdc h\u1ecfi v\u00e0 trao \u0111\u1ed5i kinh nghi\u1ec7m.<\/li>\n<\/ol>\n<p>H\u1ecdc l\u1eadp tr\u00ecnh l\u00e0 m\u1ed9t h\u00e0nh tr\u00ecnh d\u00e0i, \u0111\u00f2i h\u1ecfi s\u1ef1 ki\u00ean nh\u1eabn v\u00e0 kh\u00f4ng ng\u1eebng c\u1eadp nh\u1eadt ki\u1ebfn th\u1ee9c. \u0110\u1eebng ng\u1ea1i m\u1eafc l\u1ed7i, h\u00e3y xem \u0111\u00f3 l\u00e0 c\u01a1 h\u1ed9i \u0111\u1ec3 h\u1ecdc h\u1ecfi v\u00e0 ti\u1ebfn b\u1ed9.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-02.jpg\" alt=\"Front end 02\" width=\"750\" height=\"434\" class=\"aligncenter size-full wp-image-27601\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-02.jpg 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/04\/Front-end-02-300x174.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"7-Xu-huong-cong-nghe-Front-end-noi-bat\"><\/span>7. Xu h\u01b0\u1edbng c\u00f4ng ngh\u1ec7 Front end n\u1ed5i b\u1eadt<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L\u0129nh v\u1ef1c Front end lu\u00f4n kh\u00f4ng ng\u1eebng ph\u00e1t tri\u1ec3n v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 v\u00e0 xu h\u01b0\u1edbng m\u1edbi xu\u1ea5t hi\u1ec7n. Vi\u1ec7c n\u1eafm b\u1eaft c\u00e1c xu h\u01b0\u1edbng n\u00e0y gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean n\u00e2ng cao k\u1ef9 n\u0103ng v\u00e0 t\u1ea1o ra nh\u1eefng s\u1ea3n ph\u1ea9m t\u1ed1t h\u01a1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t v\u00e0i xu h\u01b0\u1edbng \u0111\u00e1ng ch\u00fa \u00fd trong n\u0103m 2025:<\/p>\n<ul>\n<li><strong>Jamstack (JavaScript, APIs, Markup):<\/strong> Ki\u1ebfn tr\u00fac x\u00e2y d\u1ef1ng website t\u1eadp trung v\u00e0o vi\u1ec7c t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9 v\u00e0 b\u1ea3o m\u1eadt b\u1eb1ng c\u00e1ch pre-render (t\u1ea1o s\u1eb5n) c\u00e1c trang HTML t\u0129nh v\u00e0 s\u1eed d\u1ee5ng JavaScript\/API \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c ch\u1ee9c n\u0103ng \u0111\u1ed9ng. C\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Next.js (cho React) hay Nuxt.js (cho Vue) \u0111ang r\u1ea5t ph\u1ed5 bi\u1ebfn.<\/li>\n<li><strong>Micro Frontends:<\/strong> Chia nh\u1ecf m\u1ed9t \u1ee9ng d\u1ee5ng Front end l\u1edbn th\u00e0nh c\u00e1c ph\u1ea7n nh\u1ecf h\u01a1n, \u0111\u1ed9c l\u1eadp, do c\u00e1c nh\u00f3m kh\u00e1c nhau ph\u00e1t tri\u1ec3n. Ki\u1ebfn tr\u00fac n\u00e0y gi\u00fap c\u00e1c \u0111\u1ed9i ng\u0169 l\u1edbn d\u1ec5 d\u00e0ng qu\u1ea3n l\u00fd, ph\u00e1t tri\u1ec3n v\u00e0 tri\u1ec3n khai \u1ee9ng d\u1ee5ng h\u01a1n.<\/li>\n<li><strong>WebAssembly (Wasm):<\/strong> Cho ph\u00e9p ch\u1ea1y m\u00e3 \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng c\u00e1c ng\u00f4n ng\u1eef kh\u00e1c (nh\u01b0 C++, Rust) tr\u00ean tr\u00ecnh duy\u1ec7t v\u1edbi hi\u1ec7u n\u0103ng g\u1ea7n nh\u01b0 native. M\u1edf ra ti\u1ec1m n\u0103ng cho c\u00e1c \u1ee9ng d\u1ee5ng web ph\u1ee9c t\u1ea1p h\u01a1n nh\u01b0 game, x\u1eed l\u00fd video\/h\u00ecnh \u1ea3nh.<\/li>\n<li><strong>T\u1eadp trung v\u00e0o Performance &amp; <a href=\"https:\/\/interdata.vn\/blog\/nhan-cpu-la-gi\/\">Core<\/a> Web Vitals:<\/strong> Google ng\u00e0y c\u00e0ng nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng tr\u00ean trang, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c ch\u1ec9 s\u1ed1 Core Web Vitals (LCP, FID\/INP, CLS). L\u1eadp tr\u00ecnh vi\u00ean Front end c\u1ea7n ch\u00fa tr\u1ecdng h\u01a1n v\u00e0o vi\u1ec7c t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9 t\u1ea3i, t\u00ednh t\u01b0\u01a1ng t\u00e1c v\u00e0 s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a giao di\u1ec7n.<\/li>\n<li><strong>AI h\u1ed7 tr\u1ee3 ph\u00e1t tri\u1ec3n (AI-assisted Development):<\/strong> C\u00e1c c\u00f4ng c\u1ee5 AI nh\u01b0 GitHub Copilot, ChatGPT \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o quy tr\u00ecnh l\u00e0m vi\u1ec7c, gi\u00fap g\u1ee3i \u00fd code, t\u00ecm l\u1ed7i, vi\u1ebft t\u00e0i li\u1ec7u, t\u0103ng n\u0103ng su\u1ea5t cho l\u1eadp tr\u00ecnh vi\u00ean.<\/li>\n<li><strong>Server Components (V\u00ed d\u1ee5: React Server Components):<\/strong> M\u1ed9t xu h\u01b0\u1edbng m\u1edbi cho ph\u00e9p m\u1ed9t s\u1ed1 th\u00e0nh ph\u1ea7n giao di\u1ec7n \u0111\u01b0\u1ee3c render (k\u1ebft xu\u1ea5t) ph\u00eda server, gi\u00fap gi\u1ea3m l\u01b0\u1ee3ng JavaScript c\u1ea7n t\u1ea3i v\u1ec1 client, c\u1ea3i thi\u1ec7n hi\u1ec7u n\u0103ng ban \u0111\u1ea7u.<\/li>\n<\/ul>\n<p>Vi\u1ec7c c\u1eadp nh\u1eadt li\u00ean t\u1ee5c ki\u1ebfn th\u1ee9c v\u00e0 th\u1eed nghi\u1ec7m c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec l\u1ee3i th\u1ebf c\u1ea1nh tranh trong ng\u00e0nh Front end n\u0103ng \u0111\u1ed9ng n\u00e0y.<\/p>\n<div style=\"background-color: #e6f2ff; border-radius: 10px; padding: 20px; margin: 20px 0; border: 1px solid #b3d9ff;\">\n<p>Khi \u0111\u00e3 hi\u1ec3u Front end v\u00e0 s\u1eb5n s\u00e0ng \u0111\u01b0a nh\u1eefng d\u1ef1 \u00e1n web \u0111\u1ea7u ti\u00ean c\u1ee7a m\u00ecnh l\u00ean m\u1ea1ng, vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1ed9t n\u01a1i l\u01b0u tr\u1eef \u0111\u00e1ng tin c\u1eady l\u00e0 r\u1ea5t quan tr\u1ecdng. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o <strong><a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/interdata.vn\/thue-hosting\/\">d\u1ecbch v\u1ee5 thu\u00ea Hosting gi\u00e1 r\u1ebb &#8211; ch\u1ea5t l\u01b0\u1ee3ng &#8211; uy t\u00edn<\/a><\/strong> t\u1ea1i InterData: n\u1ec1n t\u1ea3ng ph\u1ea7n c\u1ee9ng chuy\u00ean d\u1ee5ng AMD EPYC Gen 3th, SSD NVMe U.2 t\u1ed1c \u0111\u1ed9 cao, c\u00f9ng dung l\u01b0\u1ee3ng t\u1ed1i \u01b0u v\u00e0 b\u0103ng th\u00f4ng l\u1edbn gi\u00fap website ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, m\u01b0\u1ee3t m\u00e0, <em>ch\u1ec9 t\u1eeb 1K\/ng\u00e0y<\/em>.<\/p>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"8-Cau-hoi-thuong-gap-FAQ-ve-Front-end\"><\/span>8. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ) v\u1ec1 Front end<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Front-end-co-phai-la-thiet-ke-web-Web-Design-khong\"><\/span>Front end c\u00f3 ph\u1ea3i l\u00e0 thi\u1ebft k\u1ebf web (Web Design) kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Kh\u00f4ng ho\u00e0n to\u00e0n. <a href=\"https:\/\/interdata.vn\/blog\/thiet-ke-website-la-gi\/\">Thi\u1ebft k\u1ebf web<\/a> (Web Design) th\u01b0\u1eddng t\u1eadp trung nhi\u1ec1u h\u01a1n v\u00e0o kh\u00eda c\u1ea1nh th\u1ea9m m\u1ef9, b\u1ed1 c\u1ee5c t\u1ed5ng th\u1ec3, tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng \u1edf m\u1ee9c \u00fd t\u01b0\u1edfng v\u00e0 t\u1ea1o ra c\u00e1c b\u1ea3n thi\u1ebft k\u1ebf tr\u1ef1c quan (visual mockups). Trong khi \u0111\u00f3, L\u1eadp tr\u00ecnh Front end l\u00e0 vi\u1ec7c <strong>hi\u1ec7n th\u1ef1c h\u00f3a<\/strong> c\u00e1c b\u1ea3n thi\u1ebft k\u1ebf \u0111\u00f3 th\u00e0nh code (HTML, CSS, JS) \u0111\u1ec3 ch\u00fang c\u00f3 th\u1ec3 ch\u1ea1y \u0111\u01b0\u1ee3c tr\u00ean tr\u00ecnh duy\u1ec7t v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u01b0\u01a1ng t\u00e1c. Hai l\u0129nh v\u1ef1c n\u00e0y li\u00ean quan ch\u1eb7t ch\u1ebd v\u00e0 th\u01b0\u1eddng xuy\u00ean ph\u1ed1i h\u1ee3p v\u1edbi nhau.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can-hoc-gioi-toan-de-lam-Lap-trinh-vien-Front-end-khong\"><\/span>C\u1ea7n h\u1ecdc gi\u1ecfi to\u00e1n \u0111\u1ec3 l\u00e0m L\u1eadp tr\u00ecnh vi\u00ean Front end kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Nh\u00ecn chung, b\u1ea1n <strong>kh\u00f4ng c\u1ea7n ph\u1ea3i qu\u00e1 gi\u1ecfi to\u00e1n cao c\u1ea5p<\/strong> \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t L\u1eadp tr\u00ecnh vi\u00ean Front end gi\u1ecfi. C\u00e1c c\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y ch\u1ee7 y\u1ebfu \u0111\u00f2i h\u1ecfi t\u01b0 duy logic, k\u1ef9 n\u0103ng gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u00e0 hi\u1ec3u bi\u1ebft v\u1ec1 thu\u1eadt to\u00e1n c\u01a1 b\u1ea3n. Tuy nhi\u00ean, ki\u1ebfn th\u1ee9c to\u00e1n h\u1ecdc c\u00f3 th\u1ec3 h\u1eefu \u00edch trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p \u0111\u1eb7c th\u00f9 nh\u01b0 ph\u00e1t tri\u1ec3n game, \u0111\u1ed3 h\u1ecda ph\u1ee9c t\u1ea1p hay ph\u00e2n t\u00edch d\u1eef li\u1ec7u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Luong-Front-end-developer-o-Viet-Nam-khoang-bao-nhieu\"><\/span>L\u01b0\u01a1ng Front end developer \u1edf Vi\u1ec7t Nam kho\u1ea3ng bao nhi\u00eau?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ee9c l\u01b0\u01a1ng c\u1ee7a L\u1eadp tr\u00ecnh vi\u00ean Front end t\u1ea1i Vi\u1ec7t Nam kh\u00e1 \u0111a d\u1ea1ng, ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1 nh\u01b0 kinh nghi\u1ec7m, k\u1ef9 n\u0103ng, quy m\u00f4 c\u00f4ng ty v\u00e0 \u0111\u1ecba \u0111i\u1ec3m l\u00e0m vi\u1ec7c. Theo kh\u1ea3o s\u00e1t t\u1eeb c\u00e1c trang tuy\u1ec3n d\u1ee5ng uy t\u00edn (nh\u01b0 TopDev) n\u0103m 2024-2025, m\u1ee9c l\u01b0\u01a1ng tham kh\u1ea3o c\u00f3 th\u1ec3 nh\u01b0 sau (l\u01b0u \u00fd con s\u1ed1 n\u00e0y c\u00f3 th\u1ec3 thay \u0111\u1ed5i):<\/p>\n<ul>\n<li><strong>Junior (0-2 n\u0103m kinh nghi\u1ec7m):<\/strong> Kho\u1ea3ng 10 &#8211; 20 tri\u1ec7u VN\u0110\/th\u00e1ng<\/li>\n<li><strong>Mid-level (2-5 n\u0103m kinh nghi\u1ec7m):<\/strong> Kho\u1ea3ng 20 &#8211; 35 tri\u1ec7u VN\u0110\/th\u00e1ng<\/li>\n<li><strong>Senior (Tr\u00ean 5 n\u0103m kinh nghi\u1ec7m):<\/strong> Kho\u1ea3ng 35 &#8211; 60+ tri\u1ec7u VN\u0110\/th\u00e1ng<\/li>\n<\/ul>\n<p>\u0110\u00e2y ch\u1ec9 l\u00e0 con s\u1ed1 tham kh\u1ea3o, m\u1ee9c l\u01b0\u01a1ng th\u1ef1c t\u1ebf c\u00f3 th\u1ec3 cao h\u01a1n ho\u1eb7c th\u1ea5p h\u01a1n t\u00f9y thu\u1ed9c v\u00e0o n\u0103ng l\u1ef1c v\u00e0 qu\u00e1 tr\u00ecnh \u0111\u00e0m ph\u00e1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>B\u1ea1n c\u00f3 bao gi\u1edd th\u1eafc m\u1eafc \u0111i\u1ec1u g\u00ec t\u1ea1o n\u00ean giao di\u1ec7n b\u00f3ng b\u1ea9y c\u1ee7a Facebook, b\u1ed1 c\u1ee5c tr\u1ef1c quan c\u1ee7a Shopee hay c\u00e1c hi\u1ec7u \u1ee9ng m\u01b0\u1ee3t m\u00e0 tr\u00ean website b\u1ea1n y\u00eau th\u00edch? \u0110\u00f3 ch\u00ednh l\u00e0 c\u00f4ng vi\u1ec7c c\u1ee7a Front end. Trong th\u1ebf gi\u1edbi ph\u00e1t tri\u1ec3n web ng\u00e0y c\u00e0ng s\u00f4i \u0111\u1ed9ng, hi\u1ec3u r\u00f5 Front end<\/p>\n","protected":false},"author":2,"featured_media":27598,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-27593","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-website"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/27593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=27593"}],"version-history":[{"count":3,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/27593\/revisions"}],"predecessor-version":[{"id":27602,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/27593\/revisions\/27602"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/27598"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=27593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=27593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=27593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}