{"id":2523,"date":"2022-09-12T07:25:54","date_gmt":"2022-09-12T07:25:54","guid":{"rendered":"https:\/\/topviecit.vn\/blog\/?p=2523"},"modified":"2022-12-29T03:05:31","modified_gmt":"2022-12-29T03:05:31","slug":"back-end-can-hoc-gi","status":"publish","type":"post","link":"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/","title":{"rendered":"Back end c\u1ea7n h\u1ecdc g\u00ec? TOP 5 ng\u00f4n ng\u1eef backend ph\u1ed5 bi\u1ebfn nh\u1ea5t"},"content":{"rendered":"\n<p>Back end developer l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ecb tr\u00ed c\u00f3 m\u1ee9c l\u01b0\u01a1ng kh\u00e1 cao hi\u1ec7n nay. V\u1eady, mu\u1ed1n l\u00e0m l\u1eadp tr\u00ecnh vi\u00ean <strong><a href=\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/\">back end c\u1ea7n h\u1ecdc g\u00ec<\/a><\/strong>? H\u00e3y c\u00f9ng <a href=\"https:\/\/topviecit.vn\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>TopviecIT<\/strong><\/a> tham kh\u1ea3o m\u1ed9t s\u1ed1 ki\u1ebfn th\u1ee9c c\u1ea7n thi\u1ebft cho back end ngay sau \u0111\u00e2y nh\u00e9.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_63 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >Table of Contents<\/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 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/#Back_end_can_hoc_gi\" title=\"Back end c\u1ea7n h\u1ecdc g\u00ec?\">Back end c\u1ea7n h\u1ecdc 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:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/#Top_5_ngon_ngu_lap_trinh_back_end_can_biet\" title=\"Top 5 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh back end c\u1ea7n bi\u1ebft\">Top 5 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh back end c\u1ea7n bi\u1ebft<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/#Java\" title=\"Java\">Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/#PHP\" title=\"PHP\">PHP<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/#Python\" title=\"Python\">Python<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/#Ruby\" title=\"Ruby\">Ruby<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/#JavaScript\" title=\"JavaScript\">JavaScript<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Back_end_can_hoc_gi\"><\/span><strong>Back end c\u1ea7n h\u1ecdc g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Back end l\u00e0 nh\u1eefng ph\u1ea7n m\u00e0 b\u1ea1n kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c tr\u00ean website. C\u00e1c back end developer s\u1ebd l\u00e0 ng\u01b0\u1eddi l\u1eadp tr\u00ecnh, ph\u00e1t tri\u1ec3n ch\u00fang. V\u00ed d\u1ee5 nh\u01b0 m\u00e1y ch\u1ee7, c\u01a1 s\u1edf d\u1eef li\u1ec7u, \u1ee9ng d\u1ee5ng,\u2026 c\u1ee7a website.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-1-topcv.jpg\" alt=\"\u0110\u1ec3 tr\u1edf th\u00e0nh back end developer, b\u1ea1n s\u1ebd c\u1ea7n h\u1ecdc nhi\u1ec1u ki\u1ebfn th\u1ee9c\" class=\"wp-image-2526\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-1-topcv.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-1-topcv-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-1-topcv-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>\u0110\u1ec3 tr\u1edf th\u00e0nh back end developer, b\u1ea1n s\u1ebd c\u1ea7n h\u1ecdc nhi\u1ec1u ki\u1ebfn th\u1ee9c<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>\u0110\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c nh\u1eefng c\u00f4ng vi\u1ec7c n\u00e0y, back end c\u1ea7n h\u1ecdc g\u00ec? D\u01b0\u1edbi \u0111\u00e2y s\u1ebd l\u00e0 m\u1ed9t s\u1ed1 nh\u00f3m ki\u1ebfn th\u1ee9c c\u1ea7n thi\u1ebft cho v\u1ecb tr\u00ed back end:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ki\u1ebfn th\u1ee9c v\u1ec1 Front end:<\/strong> Ng\u01b0\u1eddi l\u00e0m back end c\u0169ng c\u1ea7n c\u00f3 ki\u1ebfn th\u1ee9c v\u1ec1 Front end \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c c\u00f4ng vi\u1ec7c li\u00ean quan gi\u1eefa 2 ph\u1ea7n n\u00e0y v\u1edbi nhau.<\/li>\n\n\n\n<li><strong>Framework: <\/strong>L\u00e0 c\u00e1c \u0111o\u1ea1n code \u0111\u01b0\u1ee3c vi\u1ebft s\u1eb5n v\u00e0 t\u1ea1o th\u00e0nh m\u1ed9t b\u1ed9 khung, c\u00e1c th\u01b0 vi\u1ec7n li\u00ean quan \u0111\u1ebfn ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh.<\/li>\n\n\n\n<li><a href=\"https:\/\/topviecit.vn\/blog\/ngon-ngu-lap-trinh-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh<\/strong><\/a><strong>: <\/strong>\u0110\u00e2y l\u00e0 ph\u1ea7n ki\u1ebfn th\u1ee9c, k\u1ef9 n\u0103ng quan tr\u1ecdng c\u1ee7a ng\u01b0\u1eddi l\u00e0m back end.<\/li>\n\n\n\n<li><strong>Ki\u1ebfn th\u1ee9c v\u1ec1 database (<\/strong><a href=\"https:\/\/topviecit.vn\/blog\/co-so-du-lieu-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong><\/a><strong>): <\/strong>C\u1ea7n h\u1ecdc h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u00f9 h\u1ee3p v\u1edbi ng\u00f4n ng\u1eef m\u00e0 b\u1ea1n s\u1ebd l\u1ef1a ch\u1ecdn. V\u00ed d\u1ee5 nh\u01b0 PHP, Java s\u1ebd s\u1eed d\u1ee5ng MySQL, JavaScript s\u1ebd s\u1eed d\u1ee5ng Node.js,\u2026<\/li>\n\n\n\n<li><strong>Ki\u1ebfn th\u1ee9c v\u1ec1 Application Programming Interface (API): <\/strong>API s\u1ebd cho ph\u00e9p c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c giao ti\u1ebfp v\u1edbi nhau qua internet.<\/li>\n\n\n\n<li>M\u1ed9t s\u1ed1 ki\u1ebfn th\u1ee9c kh\u00e1c nh\u01b0 CMS (WordPress, Joomla,\u2026), ki\u1ebfn th\u1ee9c b\u1ea3o m\u1eadt h\u1ec7 th\u1ed1ng,\u2026<\/li>\n<\/ul>\n\n\n\n<p><strong>T\u00ecm hi\u1ec3u th\u00eam: <a href=\"https:\/\/topviecit.vn\/blog\/hoc-it-co-kho-khong\/\" target=\"_blank\" rel=\"noreferrer noopener\">H\u1ecdc IT C\u00f3 Kh\u00f3 Kh\u00f4ng? C\u01a1 H\u1ed9i Vi\u1ec7c L\u00e0m C\u1ee7a Ng\u00e0nh IT Sau Khi Ra Tr\u01b0\u1eddng?<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Top_5_ngon_ngu_lap_trinh_back_end_can_biet\"><\/span><strong>Top 5 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh back end c\u1ea7n bi\u1ebft<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>V\u1eady, sau khi \u0111\u00e3 t\u00ecm hi\u1ec3u v\u1ec1 back end c\u1ea7n h\u1ecdc g\u00ec, b\u1ea1n s\u1ebd ph\u00e2n v\u00e2n v\u1ec1 nh\u1eefng ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u00f9 h\u1ee3p cho back end. N\u1ebfu b\u1ea1n c\u0169ng \u0111ang t\u00ecm hi\u1ec3u back end c\u1ea7n h\u1ecdc g\u00ec v\u1ec1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh, 5 ng\u00f4n ng\u1eef d\u01b0\u1edbi \u0111\u00e2y s\u1ebd l\u00e0 g\u1ee3i \u00fd cho b\u1ea1n:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Java\"><\/span><strong>Java<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Java l\u00e0 m\u1ed9t trong nh\u1eefng ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh kh\u00f4ng th\u1ec3 kh\u00f4ng nh\u1eafc \u0111\u1ebfn khi mu\u1ed1n t\u00ecm hi\u1ec3u v\u1ec1 back end. \u0110\u00e2y l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh \u0111a n\u0103ng, \u0111a n\u1ec1n t\u1ea3ng v\u00e0 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng. Java c\u0169ng l\u00e0 ng\u00f4n ng\u1eef c\u00f3 t\u00ednh \u0111\u1ed3ng th\u1eddi \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi Oracle.<\/p>\n\n\n\n<p>H\u1ea7u h\u1ebft c\u00e1c b\u1ea1n l\u1eadp tr\u00ecnh back end \u0111\u1ec1u \u01b0u ti\u00ean s\u1eed d\u1ee5ng Java b\u1edfi ng\u00f4n ng\u1eef n\u00e0y c\u00f3 th\u1ec3 compile (bi\u00ean d\u1ecbch) d\u01b0\u1edbi d\u1ea1ng m\u00e3 byte Java \u0111\u1ec3 th\u1ef1c hi\u1ec7n tr\u00ean JVM (Java Virtual Machine). V\u00ec v\u1eady, b\u1ea5t k\u1ef3 thi\u1ebft b\u1ecb n\u00e0o c\u00e0i \u0111\u1eb7t \u0111\u01b0\u1ee3c JVM \u0111\u1ec1u s\u1ebd ch\u1ea1y \u0111\u01b0\u1ee3c c\u00e1c \u1ee9ng d\u1ee5ng, ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng ng\u00f4n ng\u1eef Java. Tuy v\u1eady, Java \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 s\u1ebd \u00edt th\u00e2n thi\u1ec7n v\u1edbi c\u00e1c b\u1ea1n newbie.<\/p>\n\n\n\n<p><strong>Xem th\u00eam: <a href=\"https:\/\/topviecit.vn\/blog\/ngon-ngu-may-tinh-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ng\u00f4n Ng\u1eef M\u00e1y T\u00ednh L\u00e0 G\u00ec? \u1ee8ng D\u1ee5ng Nh\u01b0 Th\u1ebf N\u00e0o?<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-2-topcv.jpg\" alt=\"Java l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u1ed5 bi\u1ebfn c\u1ee7a back end\" class=\"wp-image-2527\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-2-topcv.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-2-topcv-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-2-topcv-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Java l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u1ed5 bi\u1ebfn c\u1ee7a back end<\/em><\/figcaption><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PHP\"><\/span><strong>PHP<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Ti\u1ebfp theo sau Java, PHP (Hypertext Preprocessor) c\u0169ng l\u00e0 m\u1ed9t l\u1eddi gi\u1ea3i \u0111\u00e1p cho c\u00e2u h\u1ecfi back end c\u1ea7n h\u1ecdc g\u00ec v\u1ec1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh. \u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a PHP ch\u00ednh l\u00e0 t\u00ednh n\u0103ng \u0111a n\u0103ng, \u0111a n\u1ec1n t\u1ea3ng, \u0111\u1ed9ng (dynamic), c\u00f3 m\u00e3 ngu\u1ed3n m\u1edf.<\/p>\n\n\n\n<p>Do \u0111\u00f3, PHP \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng b\u1ea1n m\u1edbi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u back end. B\u00ean c\u1ea1nh \u0111\u00f3, PHP c\u00f2n c\u00f3 ngu\u1ed3n th\u01b0 vi\u1ec7n, t\u00e0i li\u1ec7u, modules phong ph\u00fa. C\u1ed9ng \u0111\u1ed3ng h\u1ed7 tr\u1ee3 c\u1ee7a ng\u00f4n ng\u1eef n\u00e0y c\u0169ng r\u1ea5t l\u1edbn.<\/p>\n\n\n\n<p><strong>T\u00ecm hi\u1ec3u th\u00eam: <a href=\"https:\/\/topviecit.vn\/blog\/lap-trinh-php-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">L\u1eadp tr\u00ecnh php l\u00e0 g\u00ec? L\u1ed9 tr\u00ecnh th\u0103ng ti\u1ebfn c\u1ee7a l\u1eadp tr\u00ecnh vi\u00ean PHP<\/a><\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Python\"><\/span><strong>Python<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/topviecit.vn\/blog\/ngon-ngu-lap-trinh-phython-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Python<\/a><\/strong> l\u00e0 m\u1ed9t trong c\u00e1c lo\u1ea1i ng\u00f4n ng\u1eef c\u00f3 xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n nhanh, ph\u1ed5 bi\u1ebfn hi\u1ec7n nay. Nhi\u1ec1u l\u1eadp tr\u00ecnh vi\u00ean th\u00edch s\u1eed d\u1ee5ng Python b\u1edfi s\u1ef1 \u0111\u01a1n gi\u1ea3n, d\u1ec5 hi\u1ec3u c\u00f9ng v\u1edbi h\u1ec7 th\u1ed1ng t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn phong ph\u00fa. Nh\u1edd \u0111\u00f3, \u0111\u00e2y c\u0169ng l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ea1n newbie.<\/p>\n\n\n\n<p>B\u00ean c\u1ea1nh \u0111\u00f3, Python c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong l\u0129nh v\u1ef1c machine learning (m\u00e1y h\u1ecdc). Ng\u00f4n ng\u1eef n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong ph\u00e1t tri\u1ec3n website d\u1ef1a v\u00e0o khoa h\u1ecdc d\u1eef li\u1ec7u, nguy\u00ean m\u1eabu v\u00e0 thi\u1ebft k\u1ebf GUI. Tuy v\u1eady, ng\u00f4n ng\u1eef n\u00e0y l\u1ea1i kh\u00f4ng th\u00e2n thi\u1ec7n v\u1edbi l\u0129nh v\u1ef1c mobile computing.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ruby\"><\/span><strong>Ruby<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>B\u00ean c\u1ea1nh nh\u1eefng ng\u00f4n ng\u1eef tr\u00ean, Ruby c\u0169ng l\u00e0 m\u1ed9t s\u1ef1 l\u1ef1a ch\u1ecdn n\u1ebfu b\u1ea1n \u0111ang ph\u00e2n v\u00e2n kh\u00f4ng bi\u1ebft back end c\u1ea7n h\u1ecdc g\u00ec v\u1ec1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh. Ruby l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef c\u00f3 m\u00e3 ngu\u1ed3n m\u1edf, \u0111a n\u1ec1n t\u1ea3ng, \u0111\u1ed9ng v\u00e0 h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng, c\u00f3 t\u00ednh reflective (t\u00ednh ph\u1ea3n x\u1ea1).<\/p>\n\n\n\n<p>Do \u0111\u00f3, Ruby th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng t\u00e1c v\u1ee5 \u0111\u01a1n gi\u1ea3n nh\u01b0 t\u1ea1o blog. Ngo\u00e0i ra, c\u00e1c back end c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Ruby \u0111\u1ec3 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng tr\u00f2 ch\u01a1i, website, \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng, t\u1ef1 \u0111\u1ed9ng h\u00f3a automting,\u2026 ho\u1eb7c nh\u1eefng t\u00e1c v\u1ee5 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i. B\u00ean c\u1ea1nh \u0111\u00f3, Ruby tu\u00e2n th\u1ee7 theo nguy\u00ean t\u1eafc b\u1ea5t ng\u1edd nh\u1ecf nh\u1ea5t POLA, n\u00ean s\u1ebd gi\u00fap gi\u1ea3m b\u1edbt nh\u1eefng nh\u1ea7m l\u1eabn trong l\u1eadp tr\u00ecnh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"JavaScript\"><\/span><strong>JavaScript<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><a href=\"https:\/\/topviecit.vn\/blog\/javascript-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>JavaScript<\/strong><\/a> ch\u00ednh l\u00e0 ng\u00f4n ng\u1eef cu\u1ed1i c\u00f9ng c\u00f3 m\u1eb7t trong danh s\u00e1ch h\u00f4m nay. JavaScript l\u00e0 ng\u00f4n ng\u1eef ho\u00e0n to\u00e0n kh\u00e1c so v\u1edbi Java, tuy v\u1eady kh\u00e1 nhi\u1ec1u b\u1ea1n newbie th\u01b0\u1eddng nh\u1ea7m l\u1eabn 2 lo\u1ea1i ng\u00f4n ng\u1eef n\u00e0y. JavaScript \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng b\u1edfi \u0111\u00e2y l\u00e0 ng\u00f4n ng\u1eef b\u1eadc cao, \u0111\u1ed9ng, kh\u00f4ng \u0111\u1ecbnh ki\u1ec3u v\u00e0 c\u00f3 th\u1ec3 th\u00f4ng d\u1ecbch.<\/p>\n\n\n\n<p>B\u00ean c\u1ea1nh \u0111\u00f3, JavaScript c\u0169ng n\u1ed5i b\u1eadt h\u01a1n c\u00e1c lo\u1ea1i ng\u00f4n ng\u1eef kh\u00e1c cho back end. B\u1edfi, b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ebft, ch\u1ea1y m\u00e3 l\u1ec7nh ngay tr\u00ean tr\u00ecnh duy\u1ec7t website. Do \u0111\u00f3, ng\u00e0y nay nhi\u1ec1u back end developer \u0111\u00e3 s\u1eed d\u1ee5ng JavaScript \u0111\u1ec3 thi\u1ebft k\u1ebf website \u0111\u1ed9ng.<\/p>\n\n\n\n<p><strong>T\u00ecm hi\u1ec3u th\u00eam: <a href=\"https:\/\/topviecit.vn\/blog\/java-va-javascript-khac-nhau-the-nao\/\" target=\"_blank\" rel=\"noreferrer noopener\">Java v\u00e0 javascript kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o? \u0110\u1eb7c \u0111i\u1ec3m m\u1ed7i lo\u1ea1i<\/a><\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-3-topcv.jpg\" alt=\"JavaScript \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong thi\u1ebft k\u1ebf website \u0111\u1ed9ng\" class=\"wp-image-2528\" srcset=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-3-topcv.jpg 800w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-3-topcv-640x400.jpg 640w, https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-3-topcv-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>JavaScript \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong thi\u1ebft k\u1ebf website \u0111\u1ed9ng<\/em><\/figcaption><\/figure><\/div>\n\n\n<p>Tr\u00ean \u0111\u00e2y l\u00e0 th\u00f4ng tin li\u00ean quan \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 <strong>back end c\u1ea7n h\u1ecdc g\u00ec<\/strong> v\u00e0 nh\u1eefng ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh c\u1ea7n thi\u1ebft cho v\u1ecb tr\u00ed n\u00e0y. \u0110\u1ec3 bi\u1ebft th\u00eam c\u00e1c th\u00f4ng tin kh\u00e1c li\u00ean quan \u0111\u1ebfn l\u1eadp tr\u00ecnh vi\u00ean hay ng\u00e0nh IT, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc th\u00eam t\u1ea1i m\u1ee5c\u00a0<strong><a href=\"https:\/\/topviecit.vn\/blog\/chuyen-muc\/chia-se-kinh-nghiem\/\" target=\"_blank\" rel=\"noreferrer noopener\">chia s\u1ebb kinh nghi\u1ec7m<\/a><\/strong>\u00a0c\u1ee7a TopviecIT. Ngo\u00e0i ra, n\u1ebfu b\u1ea1n mu\u1ed1n t\u00ecm vi\u1ec7c trong l\u0129nh v\u1ef1c n\u00e0y, h\u00e3y truy c\u1eadp ngay v\u00e0o\u00a0<a href=\"https:\/\/www.topcv.vn\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>TopCV<\/strong><\/a>. \u0110\u00e2y l\u00e0 n\u1ec1n t\u1ea3ng k\u1ebft n\u1ed1i <strong><a href=\"https:\/\/www.topcv.vn\/viec-lam\" target=\"_blank\" rel=\"noreferrer noopener\">vi\u1ec7c l\u00e0m uy t\u00edn<\/a><\/strong> hi\u1ec7n nay v\u1edbi r\u1ea5t nhi\u1ec1u tin tuy\u1ec3n d\u1ee5ng h\u1ea5p d\u1eabn.<\/p>\n\n\n\n<p><strong>Xem th\u00eam: <a href=\"https:\/\/topviecit.vn\/blog\/lap-trinh-vien-hoc-truong-nao\/\" target=\"_blank\" rel=\"noreferrer noopener\">L\u1eadp Tr\u00ecnh Vi\u00ean H\u1ecdc Tr\u01b0\u1eddng N\u00e0o T\u1ed1t \u1ede Vi\u1ec7t Nam?<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Back end developer l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ecb tr\u00ed c\u00f3 m\u1ee9c l\u01b0\u01a1ng kh\u00e1 cao hi\u1ec7n nay. V\u1eady, mu\u1ed1n l\u00e0m l\u1eadp tr\u00ecnh vi\u00ean back end c\u1ea7n h\u1ecdc g\u00ec? H\u00e3y c\u00f9ng TopviecIT tham kh\u1ea3o m\u1ed9t s\u1ed1 ki\u1ebfn th\u1ee9c c\u1ea7n thi\u1ebft cho back end ngay sau \u0111\u00e2y nh\u00e9. Back end c\u1ea7n h\u1ecdc g\u00ec? Back end l\u00e0 nh\u1eefng ph\u1ea7n [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":2525,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"cybocfi_hide_featured_image":"","footnotes":""},"categories":[86],"tags":[684,686,380,685,231],"class_list":["post-2523","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chia-se-kinh-nghiem","tag-back-end-can-hoc-gi-2","tag-back-end","tag-back-end-can-hoc-nhung-gi","tag-hoc-back-end-can-hoc-nhung-gi","tag-ngon-ngu-lap-trinh-backend"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Back end c\u1ea7n h\u1ecdc g\u00ec? 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V\u1eady, mu\u1ed1n l\u00e0m l\u1eadp tr\u00ecnh vi\u00ean back end c\u1ea7n h\u1ecdc g\u00ec?\" \/>\n<meta property=\"og:url\" content=\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/\" \/>\n<meta property=\"og:site_name\" content=\"TopviecIT\" \/>\n<meta property=\"article:published_time\" content=\"2022-09-12T07:25:54+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-12-29T03:05:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/topviecit.vn\/blog\/wp-content\/uploads\/2022\/09\/back-end-can-hoc-gi-topcv.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"TOPCV CTV\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"TOPCV CTV\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/topviecit.vn\/blog\/back-end-can-hoc-gi\/\"},\"author\":{\"name\":\"TOPCV CTV\",\"@id\":\"https:\/\/topviecit.vn\/blog\/#\/schema\/person\/91dbb471eca7a83c7af1289418a067b3\"},\"headline\":\"Back end c\u1ea7n h\u1ecdc g\u00ec? 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