{"id":9193,"date":"2025-04-02T13:55:09","date_gmt":"2025-04-02T06:55:09","guid":{"rendered":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/?p=9193"},"modified":"2025-04-02T13:59:09","modified_gmt":"2025-04-02T06:59:09","slug":"java-backend-la-gi","status":"publish","type":"post","link":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/tu-van-nghe-nghiep\/java-backend-la-gi","title":{"rendered":"Java Backend l\u00e0 g\u00ec? L\u1ed9 tr\u00ecnh h\u1ecdc v\u00e0 c\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p th\u1ef1c t\u1ebf"},"content":{"rendered":"\n

\u1ede l\u0129nh v\u1ef1c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, backend lu\u00f4n \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c x\u1eed l\u00fd logic nghi\u1ec7p v\u1ee5 v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u. Gi\u1eefa nhi\u1ec1u l\u1ef1a ch\u1ecdn c\u00f4ng ngh\u1ec7, Java v\u1eabn gi\u1eef v\u1eefng v\u1ecb th\u1ebf l\u00e0 m\u1ed9t trong nh\u1eefng ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u00e1ng tin c\u1eady nh\u1ea5t. V\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng c\u1ea7n hi\u1ec7u su\u1ea5t cao v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i, Java l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u. V\u1eady Java Backend l\u00e0 g\u00ec<\/strong> v\u00e0 v\u00ec sao l\u1ea1i \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong c\u00e1c d\u1ef1 \u00e1n quy m\u00f4 l\u1edbn, h\u1ec7 th\u1ed1ng t\u00e0i ch\u00ednh hay n\u1ec1n t\u1ea3ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed? C\u00e2u tr\u1ea3 l\u1eddi s\u1ebd \u0111\u01b0\u1ee3c kh\u00e1m ph\u00e1 chi ti\u1ebft trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n\n\n\n

\"Java<\/figure>\n\n\n\n

Java Backend l\u00e0 g\u00ec?<\/h2>\n\n\n\n
\n

Java Backend l\u00e0 thu\u1eadt ng\u1eef d\u00f9ng \u0111\u1ec3 ch\u1ec9 vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c \u1ee9ng d\u1ee5ng v\u00e0 d\u1ecbch v\u1ee5 ph\u00eda m\u00e1y ch\u1ee7 (server-side)<\/strong> s\u1eed d\u1ee5ng ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Java. <\/strong><\/p>\n<\/blockquote>\n\n\n\n

Ph\u1ea7n “backend” c\u1ee7a m\u1ed9t \u1ee9ng d\u1ee5ng web hay h\u1ec7 th\u1ed1ng ph\u1ea7n m\u1ec1m ch\u1ecbu tr\u00e1ch nhi\u1ec7m x\u1eed l\u00fd c\u00e1c logic nghi\u1ec7p v\u1ee5, qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u, x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng, x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u t\u1eeb ph\u00eda “frontend” (giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng) v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng ho\u1eb7c d\u1ecbch v\u1ee5 kh\u00e1c.<\/p>\n\n\n\n

L\u1ed9 tr\u00ecnh h\u1ecdc Java Backend<\/h2>\n\n\n\n

\u0110\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean Java Backend gi\u1ecfi, ng\u01b0\u1eddi h\u1ecdc c\u1ea7n x\u00e2y d\u1ef1ng m\u1ed9t l\u1ed9 tr\u00ecnh h\u1ecdc r\u00f5 r\u00e0ng, b\u1eaft \u0111\u1ea7u t\u1eeb n\u1ec1n t\u1ea3ng l\u1eadp tr\u00ecnh Java c\u01a1 b\u1ea3n, sau \u0111\u00f3 ti\u1ebfp c\u1eadn c\u00e1c c\u00f4ng ngh\u1ec7 v\u00e0 c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3, v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 th\u1ef1c h\u00e0nh v\u1edbi c\u00e1c d\u1ef1 \u00e1n th\u1ef1c t\u1ebf. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c giai \u0111o\u1ea1n ch\u00ednh trong l\u1ed9 tr\u00ecnh h\u1ecdc Java Backend cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u.<\/p>\n\n\n\n

Ki\u1ebfn th\u1ee9c l\u1eadp tr\u00ecnh c\u01a1 b\u1ea3n c\u1ea7n n\u1eafm v\u1eefng<\/h3>\n\n\n\n

Ng\u01b0\u1eddi h\u1ecdc c\u1ea7n b\u1eaft \u0111\u1ea7u v\u1edbi c\u00e1c ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng c\u1ee7a ng\u00f4n ng\u1eef Java nh\u01b0 c\u00fa ph\u00e1p c\u01a1 b\u1ea3n, bi\u1ebfn, ki\u1ec3u d\u1eef li\u1ec7u, to\u00e1n t\u1eed, v\u00f2ng l\u1eb7p, c\u00e2u l\u1ec7nh \u0111i\u1ec1u ki\u1ec7n, l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng (OOP), x\u1eed l\u00fd chu\u1ed7i v\u00e0 m\u1ea3ng, c\u0169ng nh\u01b0 l\u00e0m quen v\u1edbi c\u00e1c c\u1ea5u tr\u00fac d\u1eef li\u1ec7u nh\u01b0 List, Map, Set. Ngo\u00e0i ra, c\u1ea7n n\u1eafm \u0111\u01b0\u1ee3c c\u00e1ch t\u1ed5 ch\u1ee9c ch\u01b0\u01a1ng tr\u00ecnh Java, \u0111\u1ecdc hi\u1ec3u m\u00e3 ngu\u1ed3n v\u00e0 t\u01b0 duy logic trong gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n

Th\u1ef1c h\u00e0nh v\u1edbi framework Java Backend: Spring Boot, Hibernate<\/h3>\n\n\n\n

Sau khi \u0111\u00e3 c\u00f3 n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc v\u1ec1 Java c\u01a1 b\u1ea3n, ng\u01b0\u1eddi h\u1ecdc c\u1ea7n ti\u1ebfp c\u1eadn c\u00e1c framework ph\u1ed5 bi\u1ebfn trong ph\u00e1t tri\u1ec3n backend, ti\u00eau bi\u1ec3u l\u00e0 Spring Boot v\u00e0 Hibernate. Spring Boot gi\u00fap x\u00e2y d\u1ef1ng \u1ee9ng d\u1ee5ng web m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u1edbi c\u1ea5u h\u00ecnh t\u1ed1i gi\u1ea3n, h\u1ed7 tr\u1ee3 t\u1ea1o RESTful API v\u00e0 qu\u1ea3n l\u00fd dependency hi\u1ec7u qu\u1ea3. Hibernate l\u00e0 th\u01b0 vi\u1ec7n ORM m\u1ea1nh m\u1ebd, gi\u00fap thao t\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng, gi\u1ea3m thi\u1ec3u vi\u1ebft SQL thu\u1ea7n nh\u1edd c\u01a1 ch\u1ebf \u00e1nh x\u1ea1 \u0111\u1ed1i t\u01b0\u1ee3ng – quan h\u1ec7.<\/p>\n\n\n\n

L\u00e0m quen v\u1edbi API v\u00e0 giao th\u1ee9c: RESTful API, SOAP API<\/h3>\n\n\n\n

Khi ph\u00e1t tri\u1ec3n backend, vi\u1ec7c t\u1ea1o v\u00e0 s\u1eed d\u1ee5ng API l\u00e0 k\u1ef9 n\u0103ng kh\u00f4ng th\u1ec3 thi\u1ebfu. Ng\u01b0\u1eddi h\u1ecdc c\u1ea7n hi\u1ec3u c\u00e1ch thi\u1ebft k\u1ebf v\u00e0 tri\u1ec3n khai RESTful API theo c\u00e1c chu\u1ea9n nh\u01b0 HTTP method (GET, POST, PUT, DELETE), status code, path variable, query parameter v\u00e0 JSON response. B\u00ean c\u1ea1nh \u0111\u00f3, c\u0169ng n\u00ean bi\u1ebft v\u1ec1 SOAP API \u2013 m\u1ed9t giao th\u1ee9c truy\u1ec1n th\u00f4ng c\u1ed5 \u0111i\u1ec3n, v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng t\u00e0i ch\u00ednh v\u00e0 doanh nghi\u1ec7p l\u1edbn. Vi\u1ec7c l\u00e0m quen v\u1edbi c\u1ea3 hai lo\u1ea1i API s\u1ebd gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng t\u00edch h\u1ee3p v\u00e0 giao ti\u1ebfp gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

Framework v\u00e0 c\u00f4ng ngh\u1ec7 trong Java Backend<\/h2>\n\n\n\n

Framework v\u00e0 c\u00f4ng ngh\u1ec7 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c t\u0103ng t\u1ed1c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, ti\u1ebft ki\u1ec7m th\u1eddi gian c\u1ea5u h\u00ecnh, t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t v\u00e0 t\u0103ng kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng h\u1ec7 th\u1ed1ng. \u0110\u1ed1i v\u1edbi Java Backend, c\u00f3 ba c\u00f4ng ngh\u1ec7 ch\u00ednh m\u00e0 l\u1eadp tr\u00ecnh vi\u00ean c\u1ea7n n\u1eafm v\u1eefng: Spring Framework, Hibernate ORM v\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 microservices.<\/p>\n\n\n\n

Spring Framework: c\u00e1c t\u00ednh n\u0103ng n\u1ed5i b\u1eadt cho Java Backend<\/h3>\n\n\n\n

Spring l\u00e0 m\u1ed9t trong nh\u1eefng framework m\u1ea1nh m\u1ebd v\u00e0 ph\u1ed5 bi\u1ebfn nh\u1ea5t trong h\u1ec7 sinh th\u00e1i Java. V\u1edbi Spring Boot \u2013 m\u1ed9t ph\u1ea7n m\u1edf r\u1ed9ng c\u1ee7a Spring Framework, l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c \u1ee9ng d\u1ee5ng web m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u1edbi c\u1ea5u h\u00ecnh t\u1ed1i gi\u1ea3n. C\u00e1c t\u00ednh n\u0103ng n\u1ed5i b\u1eadt bao g\u1ed3m Dependency Injection, qu\u1ea3n l\u00fd Bean, t\u1ea1o RESTful API, t\u00edch h\u1ee3p v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 h\u1ed7 tr\u1ee3 c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 JPA, Security, ho\u1eb7c Messaging.<\/p>\n\n\n\n

Spring c\u00f2n h\u1ed7 tr\u1ee3 t\u00edch h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i nh\u01b0 Docker, Kubernetes, Kafka v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y, gi\u00fap \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 v\u1eadn h\u00e0nh t\u1ed1t trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p v\u00e0 quy m\u00f4 l\u1edbn.<\/p>\n\n\n\n

Hibernate ORM: k\u1ebft n\u1ed1i c\u01a1 s\u1edf d\u1eef li\u1ec7u d\u1ec5 d\u00e0ng, \u01b0u \u0111i\u1ec3m v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u1edbn<\/h3>\n\n\n\n

Hibernate l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n m\u00e3 ngu\u1ed3n m\u1edf gi\u00fap \u00e1nh x\u1ea1 gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng trong Java v\u00e0 c\u00e1c b\u1ea3ng trong c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (ORM \u2013 Object Relational Mapping). Thay v\u00ec ph\u1ea3i vi\u1ebft th\u1ee7 c\u00f4ng c\u00e1c c\u00e2u l\u1ec7nh SQL, l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng Java.<\/p>\n\n\n\n

Hibernate h\u1ed7 tr\u1ee3 nhi\u1ec1u lo\u1ea1i c\u01a1 s\u1edf d\u1eef li\u1ec7u nh\u01b0 MySQL, PostgreSQL, Oracle, SQL Server v\u00e0 gi\u00fap x\u1eed l\u00fd m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c b\u1ea3ng (One-to-One, One-to-Many, Many-to-Many) m\u1ed9t c\u00e1ch linh ho\u1ea1t. Ngo\u00e0i ra, n\u00f3 c\u00f2n c\u00f3 c\u01a1 ch\u1ebf caching v\u00e0 lazy loading gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t \u0111\u00e1ng k\u1ec3 khi l\u00e0m vi\u1ec7c v\u1edbi d\u1eef li\u1ec7u l\u1edbn.<\/p>\n\n\n\n

C\u00f4ng ngh\u1ec7 microservices trong Java Backend: Quarkus, Micronaut, Docker, Kubernetes<\/h3>\n\n\n\n

Microservices l\u00e0 m\u00f4 h\u00ecnh ki\u1ebfn tr\u00fac hi\u1ec7n \u0111\u1ea1i, chia h\u1ec7 th\u1ed1ng l\u1edbn th\u00e0nh nhi\u1ec1u d\u1ecbch v\u1ee5 nh\u1ecf, d\u1ec5 qu\u1ea3n l\u00fd, d\u1ec5 m\u1edf r\u1ed9ng v\u00e0 tri\u1ec3n khai \u0111\u1ed9c l\u1eadp. Trong Java Backend, ngo\u00e0i Spring Boot, hai c\u00f4ng ngh\u1ec7 n\u1ed5i b\u1eadt kh\u00e1c l\u00e0 Quarkus<\/strong> v\u00e0 Micronaut<\/strong> \u2013 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho c\u00e1c \u1ee9ng d\u1ee5ng g\u1ecdn nh\u1eb9, kh\u1edfi \u0111\u1ed9ng nhanh v\u00e0 t\u1ed1i \u01b0u cho cloud-native.<\/p>\n\n\n\n

B\u00ean c\u1ea1nh \u0111\u00f3, Docker<\/strong> v\u00e0 Kubernetes<\/strong> l\u00e0 nh\u1eefng c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu trong vi\u1ec7c \u0111\u00f3ng g\u00f3i, tri\u1ec3n khai v\u00e0 qu\u1ea3n l\u00fd \u1ee9ng d\u1ee5ng Java Backend \u1edf m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf. Docker gi\u00fap t\u1ea1o ra c\u00e1c container nh\u1eb9, c\u00f2n Kubernetes gi\u00fap \u0111i\u1ec1u ph\u1ed1i v\u00e0 t\u1ef1 \u0111\u1ed9ng m\u1edf r\u1ed9ng h\u1ec7 th\u1ed1ng microservices m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed h\u1ea1 t\u1ea7ng.<\/p>\n\n\n\n

C\u00e1c c\u00e2u l\u1ec7nh c\u01a1 b\u1ea3n trong Java Backend<\/h2>\n\n\n\n

Vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c c\u00e2u l\u1ec7nh c\u01a1 b\u1ea3n l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean Java Backend tri\u1ec3n khai ch\u1ee9c n\u0103ng nhanh ch\u00f3ng v\u00e0 ch\u00ednh x\u00e1c. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e2u l\u1ec7nh ph\u1ed5 bi\u1ebfn th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng backend khi x\u1eed l\u00fd y\u00eau c\u1ea7u HTTP, c\u1ea5u h\u00ecnh \u1ee9ng d\u1ee5ng ho\u1eb7c k\u1ebft n\u1ed1i v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\n\n\n\n

C\u00e1c l\u1ec7nh HTTP c\u01a1 b\u1ea3n: GET, POST<\/h3>\n\n\n\n

Trong Java Backend, l\u1eadp tr\u00ecnh vi\u00ean th\u01b0\u1eddng s\u1eed d\u1ee5ng Spring Boot \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c API x\u1eed l\u00fd y\u00eau c\u1ea7u HTTP. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 v\u00ed d\u1ee5 v\u1ec1 hai ph\u01b0\u01a1ng th\u1ee9c ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 GET v\u00e0 POST:<\/p>\n\n\n\n

java<\/p>\n\n\n\n

CopyEdit<\/p>\n\n\n\n

@RestController<\/p>\n\n\n\n

@RequestMapping(“\/api\/users”)<\/p>\n\n\n\n

public class UserController {<\/p>\n\n\n\n

    @GetMapping(“\/{id}”)<\/p>\n\n\n\n

    public ResponseEntity<User> getUserById(@PathVariable Long id) {<\/p>\n\n\n\n

        \/\/ L\u1ea5y th\u00f4ng tin ng\u01b0\u1eddi d\u00f9ng theo ID<\/p>\n\n\n\n

        User user = userService.findById(id);<\/p>\n\n\n\n

        return ResponseEntity.ok(user);<\/p>\n\n\n\n

    }<\/p>\n\n\n\n

    @PostMapping<\/p>\n\n\n\n

    public ResponseEntity<User> createUser(@RequestBody User user) {<\/p>\n\n\n\n

        \/\/ T\u1ea1o m\u1edbi ng\u01b0\u1eddi d\u00f9ng<\/p>\n\n\n\n

        User savedUser = userService.save(user);<\/p>\n\n\n\n

        return ResponseEntity.status(HttpStatus.CREATED).body(savedUser);<\/p>\n\n\n\n

    }<\/p>\n\n\n\n

}<\/p>\n\n\n\n

    \n
  • @GetMapping: d\u00f9ng \u0111\u1ec3 x\u1eed l\u00fd y\u00eau c\u1ea7u GET, th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 l\u1ea5y d\u1eef li\u1ec7u.<\/li>\n\n\n\n
  • @PostMapping: d\u00f9ng \u0111\u1ec3 x\u1eed l\u00fd y\u00eau c\u1ea7u POST, th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 th\u00eam m\u1edbi d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n\n\n\n

    C\u00e2u l\u1ec7nh c\u1ea5u h\u00ecnh Spring Boot<\/h3>\n\n\n\n

    Spring Boot gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c c\u1ea5u h\u00ecnh \u1ee9ng d\u1ee5ng th\u00f4ng qua file application.properties ho\u1eb7c application.yml. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 v\u00ed d\u1ee5 v\u1ec1 m\u1ed9t s\u1ed1 c\u1ea5u h\u00ecnh c\u01a1 b\u1ea3n th\u01b0\u1eddng g\u1eb7p:<\/p>\n\n\n\n

    properties<\/p>\n\n\n\n

    CopyEdit<\/p>\n\n\n\n

    # C\u1ea5u h\u00ecnh c\u1ed5ng m\u1eb7c \u0111\u1ecbnh c\u1ee7a server<\/p>\n\n\n\n

    server.port=8080<\/p>\n\n\n\n

    # C\u1ea5u h\u00ecnh k\u1ebft n\u1ed1i c\u01a1 s\u1edf d\u1eef li\u1ec7u MySQL<\/p>\n\n\n\n

    spring.datasource.url=jdbc:mysql:\/\/localhost:3306\/mydb<\/p>\n\n\n\n

    spring.datasource.username=root<\/p>\n\n\n\n

    spring.datasource.password=123456<\/p>\n\n\n\n

    # C\u1ea5u h\u00ecnh JPA<\/p>\n\n\n\n

    spring.jpa.hibernate.ddl-auto=update<\/p>\n\n\n\n

    spring.jpa.show-sql=true<\/p>\n\n\n\n

    C\u00e1c c\u1ea5u h\u00ecnh n\u00e0y gi\u00fap \u1ee9ng d\u1ee5ng t\u1ef1 \u0111\u1ed9ng k\u1ebft n\u1ed1i v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u, hi\u1ec3n th\u1ecb c\u00e2u l\u1ec7nh SQL ra console v\u00e0 t\u1ea1o b\u1ea3ng d\u1eef li\u1ec7u n\u1ebfu ch\u01b0a t\u1ed3n t\u1ea1i. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 \u1ee9ng d\u1ee5ng Java Backend c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u \u0111\u00fang c\u00e1ch.<\/p>\n\n\n\n

    K\u1ef9 n\u0103ng c\u1ea7n thi\u1ebft cho Java Backend Developer<\/h2>\n\n\n\n

    \u0110\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t Java Backend Developer chuy\u00ean nghi\u1ec7p, ngo\u00e0i ki\u1ebfn th\u1ee9c n\u1ec1n t\u1ea3ng v\u1ec1 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh v\u00e0 framework, ng\u01b0\u1eddi h\u1ecdc c\u00f2n c\u1ea7n trang b\u1ecb th\u00eam nhi\u1ec1u k\u1ef9 n\u0103ng b\u1ed5 tr\u1ee3 kh\u00e1c. Nh\u1eefng k\u1ef9 n\u0103ng n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap n\u00e2ng cao hi\u1ec7u qu\u1ea3 c\u00f4ng vi\u1ec7c m\u00e0 c\u00f2n m\u1edf r\u1ed9ng c\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p trong l\u0129nh v\u1ef1c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m.<\/p>\n\n\n\n

    K\u1ef9 n\u0103ng n\u00e2ng cao: t\u1ed1i \u01b0u h\u00f3a h\u1ec7 th\u1ed1ng, x\u1eed l\u00fd concurrency<\/h3>\n\n\n\n

    M\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean Java Backend gi\u1ecfi kh\u00f4ng ch\u1ec9 bi\u1ebft x\u00e2y d\u1ef1ng \u1ee9ng d\u1ee5ng ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c m\u00e0 c\u00f2n c\u1ea7n bi\u1ebft c\u00e1ch t\u1ed1i \u01b0u h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao. C\u00e1c k\u1ef9 n\u0103ng nh\u01b0 caching, s\u1eed d\u1ee5ng connection pool, t\u1ed1i \u01b0u c\u00e2u l\u1ec7nh truy v\u1ea5n, v\u00e0 profiling h\u1ec7 th\u1ed1ng l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n\n\n\n

    Ngo\u00e0i ra, l\u1eadp tr\u00ecnh song song (concurrency) c\u0169ng l\u00e0 m\u1ed9t k\u1ef9 n\u0103ng c\u1ea7n thi\u1ebft. Trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp c\u00f9ng l\u00fac, vi\u1ec7c x\u1eed l\u00fd \u0111\u1ed3ng th\u1eddi c\u00e1c ti\u1ebfn tr\u00ecnh m\u00e0 kh\u00f4ng g\u00e2y ra l\u1ed7i xung \u0111\u1ed9t ho\u1eb7c t\u1eafc ngh\u1ebdn l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c l\u1edbn. L\u1eadp tr\u00ecnh vi\u00ean c\u1ea7n n\u1eafm v\u1eefng c\u00e1c kh\u00e1i ni\u1ec7m nh\u01b0 thread, executor service, synchronized, v\u00e0 c\u00e1c c\u1ea5u tr\u00fac d\u1eef li\u1ec7u thread-safe trong Java.<\/p>\n\n\n\n

    K\u1ef9 n\u0103ng m\u1ec1m: l\u00e0m vi\u1ec7c nh\u00f3m, giao ti\u1ebfp hi\u1ec7u qu\u1ea3<\/h3>\n\n\n\n

    Java Backend Developer th\u01b0\u1eddng l\u00e0m vi\u1ec7c trong nh\u00f3m ph\u00e1t tri\u1ec3n c\u00f9ng v\u1edbi c\u00e1c frontend developer, tester, product owner v\u00e0 kh\u00e1ch h\u00e0ng. V\u00ec v\u1eady, k\u1ef9 n\u0103ng l\u00e0m vi\u1ec7c nh\u00f3m, k\u1ef9 n\u0103ng giao ti\u1ebfp v\u00e0 k\u1ef9 n\u0103ng qu\u1ea3n l\u00fd th\u1eddi gian l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng gi\u00fap d\u1ef1 \u00e1n v\u1eadn h\u00e0nh tr\u01a1n tru. Kh\u1ea3 n\u0103ng gi\u1ea3i th\u00edch \u00fd t\u01b0\u1edfng k\u1ef9 thu\u1eadt b\u1eb1ng ng\u00f4n ng\u1eef d\u1ec5 hi\u1ec3u, c\u0169ng nh\u01b0 ti\u1ebfp nh\u1eadn ph\u1ea3n h\u1ed3i t\u1eeb ng\u01b0\u1eddi kh\u00e1c s\u1ebd gi\u00fap l\u1eadp tr\u00ecnh vi\u00ean ti\u1ebfn xa h\u01a1n trong s\u1ef1 nghi\u1ec7p.<\/p>\n\n\n\n

    K\u1ef9 n\u0103ng b\u1ea3o m\u1eadt: OAuth, JWT, x\u1eed l\u00fd d\u1eef li\u1ec7u<\/h3>\n\n\n\n

    B\u1ea3o m\u1eadt l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t trong c\u00e1c h\u1ec7 th\u1ed1ng backend. L\u1eadp tr\u00ecnh vi\u00ean c\u1ea7n bi\u1ebft c\u00e1ch x\u00e1c th\u1ef1c v\u00e0 ph\u00e2n quy\u1ec1n ng\u01b0\u1eddi d\u00f9ng m\u1ed9t c\u00e1ch an to\u00e0n, th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 OAuth 2.0 v\u00e0 JWT (JSON Web Token). Ngo\u00e0i ra, c\u1ea7n hi\u1ec3u c\u00e1c nguy\u00ean t\u1eafc m\u00e3 h\u00f3a d\u1eef li\u1ec7u, l\u01b0u tr\u1eef m\u1eadt kh\u1ea9u (hashing), ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ph\u1ed5 bi\u1ebfn nh\u01b0 SQL Injection, XSS, CSRF.<\/p>\n\n\n\n

    Vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n b\u1ea3o m\u1eadt kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng m\u00e0 c\u00f2n t\u1ea1o d\u1ef1ng uy t\u00edn cho s\u1ea3n ph\u1ea9m v\u00e0 doanh nghi\u1ec7p.<\/p>\n\n\n\n

    Vi\u1ec7c l\u00e0m v\u00e0 m\u1ee9c l\u01b0\u01a1ng c\u1ee7a Java Backend Developer<\/h2>\n\n\n\n

    Java Backend Developer hi\u1ec7n l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ecb tr\u00ed \u0111\u01b0\u1ee3c s\u0103n \u0111\u00f3n trong ng\u00e0nh c\u00f4ng ngh\u1ec7 th\u00f4ng tin, \u0111\u1eb7c bi\u1ec7t khi nhi\u1ec1u doanh nghi\u1ec7p t\u0103ng t\u1ed1c chuy\u1ec3n \u0111\u1ed5i s\u1ed1 v\u00e0 ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng tr\u1ef1c tuy\u1ebfn. V\u1edbi chuy\u00ean m\u00f4n v\u1eefng v\u00e0 t\u01b0 duy h\u1ec7 th\u1ed1ng, l\u1eadp tr\u00ecnh vi\u00ean Java c\u00f3 nhi\u1ec1u c\u01a1 h\u1ed9i vi\u1ec7c l\u00e0m v\u00e0 thu nh\u1eadp h\u1ea5p d\u1eabn.<\/p>\n\n\n\n

    T\u1ed5ng quan th\u1ecb tr\u01b0\u1eddng vi\u1ec7c l\u00e0m<\/h3>\n\n\n\n

    Java l\u00e0 ng\u00f4n ng\u1eef ph\u1ed5 bi\u1ebfn t\u1ea1i Vi\u1ec7t Nam, \u0111\u01b0\u1ee3c d\u00f9ng r\u1ed9ng r\u00e3i trong c\u00e1c h\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng, th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, b\u1ea3o hi\u1ec3m v\u00e0 d\u1ecbch v\u1ee5 c\u00f4ng. Nhi\u1ec1u c\u00f4ng ty nh\u01b0 FPT Software, KMS Technology, NashTech, Momo, Tiki\u2026 th\u01b0\u1eddng xuy\u00ean tuy\u1ec3n d\u1ee5ng v\u1ecb tr\u00ed Java Backend Developer. Ng\u01b0\u1eddi t\u00ecm vi\u1ec7c c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c c\u01a1 h\u1ed9i tr\u00ean Careerlink.vn<\/strong> ho\u1eb7c c\u00e1c n\u1ec1n t\u1ea3ng tuy\u1ec3n d\u1ee5ng ph\u1ed5 bi\u1ebfn kh\u00e1c. Ngo\u00e0i ra, c\u00e1c c\u00f4ng ty v\u1eeba v\u00e0 nh\u1ecf c\u0169ng c\u00f3 nhu c\u1ea7u tuy\u1ec3n d\u1ee5ng l\u1eadp tr\u00ecnh vi\u00ean Java \u0111\u1ec3 ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng n\u1ed9i b\u1ed9 ho\u1eb7c tham gia c\u00e1c d\u1ef1 \u00e1n outsourcing.<\/p>\n\n\n\n

    C\u00e1c v\u1ecb tr\u00ed c\u00f4ng vi\u1ec7c ph\u1ed5 bi\u1ebfn<\/h3>\n\n\n\n

    L\u1eadp tr\u00ecnh vi\u00ean Java Backend c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u t\u1eeb v\u1ecb tr\u00ed Intern ho\u1eb7c Junior Developer, sau \u0111\u00f3 th\u0103ng ti\u1ebfn l\u00ean Middle, Senior, r\u1ed3i \u0111\u1ebfn Backend Architect ho\u1eb7c Technical Leader. Ngo\u00e0i ra, v\u1edbi n\u1ec1n t\u1ea3ng Java t\u1ed1t v\u00e0 k\u1ef9 n\u0103ng h\u1ea1 t\u1ea7ng, l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 chuy\u1ec3n sang c\u00e1c vai tr\u00f2 nh\u01b0 DevOps Engineer, Solution Architect ho\u1eb7c Engineering Manager.<\/p>\n\n\n\n

    M\u1ee9c l\u01b0\u01a1ng Java Backend Developer t\u1ea1i Vi\u1ec7t Nam<\/h3>\n\n\n\n

    T\u00f9y v\u00e0o kinh nghi\u1ec7m v\u00e0 n\u0103ng l\u1ef1c, m\u1ee9c l\u01b0\u01a1ng c\u00f3 th\u1ec3 dao \u0111\u1ed9ng nh\u01b0 sau:<\/p>\n\n\n\n

      \n
    • Junior:<\/strong> 10 \u2013 18 tri\u1ec7u \u0111\u1ed3ng\/th\u00e1ng<\/li>\n\n\n\n
    • Middle:<\/strong> 18 \u2013 30 tri\u1ec7u \u0111\u1ed3ng\/th\u00e1ng<\/li>\n\n\n\n
    • Senior:<\/strong> 30 \u2013 50 tri\u1ec7u \u0111\u1ed3ng\/th\u00e1ng<\/li>\n\n\n\n
    • Backend Architect\/Tech Lead:<\/strong> T\u1eeb 45 tri\u1ec7u \u0111\u1ed3ng\/th\u00e1ng tr\u1edf l\u00ean<\/li>\n<\/ul>\n\n\n\n

      M\u1ee9c thu nh\u1eadp cao h\u01a1n n\u1ebfu \u1ee9ng vi\u00ean c\u00f3 kinh nghi\u1ec7m v\u1edbi microservices, DevOps, cloud ho\u1eb7c t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

      *Th\u00f4ng tin m\u1ee9c l\u01b0\u01a1ng ch\u1ec9 mang t\u00ednh tham kh\u1ea3o<\/em><\/p>\n\n\n\n

      C\u00e1ch chu\u1ea9n b\u1ecb \u0111\u1ec3 \u0111\u1ea1t m\u1ee9c l\u01b0\u01a1ng mong mu\u1ed1n<\/h3>\n\n\n\n

      \u0110\u1ec3 n\u00e2ng cao thu nh\u1eadp, l\u1eadp tr\u00ecnh vi\u00ean c\u1ea7n \u0111\u1ea7u t\u01b0 v\u00e0o chuy\u00ean m\u00f4n nh\u01b0 Spring, Hibernate, RESTful API, b\u1ea3o m\u1eadt, c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng. Ngo\u00e0i ra, c\u1ea7n r\u00e8n luy\u1ec7n k\u1ef9 n\u0103ng gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1, t\u01b0 duy h\u1ec7 th\u1ed1ng, giao ti\u1ebfp nh\u00f3m. Vi\u1ec7c tham gia d\u1ef1 \u00e1n th\u1ef1c t\u1ebf, x\u00e2y d\u1ef1ng portfolio, \u0111\u00f3ng g\u00f3p m\u00e3 ngu\u1ed3n m\u1edf ho\u1eb7c \u0111\u1ea1t ch\u1ee9ng ch\u1ec9 uy t\u00edn nh\u01b0 Oracle Certified Professional l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 gi\u00fap \u1ee9ng vi\u00ean n\u1ed5i b\u1eadt v\u00e0 d\u1ec5 d\u00e0ng \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c v\u1ecb tr\u00ed cao h\u01a1n trong s\u1ef1 nghi\u1ec7p.<\/p>\n\n\n\n

      \u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a Java Backend<\/h2>\n\n\n\n

      Java Backend \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u1edd t\u00ednh \u1ed5n \u0111\u1ecbnh, b\u1ea3o m\u1eadt cao v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd d\u1eef li\u1ec7u m\u1ea1nh m\u1ebd. T\u1eeb c\u00e1c h\u1ec7 th\u1ed1ng n\u1ed9i b\u1ed9 doanh nghi\u1ec7p cho \u0111\u1ebfn n\u1ec1n t\u1ea3ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, t\u00e0i ch\u00ednh hay d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn, Java lu\u00f4n l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady cho ph\u1ea7n backend.<\/p>\n\n\n\n

      Qu\u1ea3n l\u00fd doanh nghi\u1ec7p<\/h3>\n\n\n\n

      C\u00e1c h\u1ec7 th\u1ed1ng ERP, CRM, HRM th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1eb1ng Java Backend \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 an to\u00e0n v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng l\u00e2u d\u00e0i. V\u1edbi c\u00e1c framework nh\u01b0 Spring v\u00e0 Hibernate, l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 tri\u1ec3n khai c\u00e1c ch\u1ee9c n\u0103ng ph\u1ee9c t\u1ea1p nh\u01b0 qu\u1ea3n l\u00fd nh\u00e2n s\u1ef1, t\u00e0i ch\u00ednh, chu\u1ed7i cung \u1ee9ng v\u00e0 t\u00edch h\u1ee3p v\u1edbi ph\u1ea7n m\u1ec1m k\u1ebf to\u00e1n ho\u1eb7c h\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng.<\/p>\n\n\n\n

      Th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed<\/h3>\n\n\n\n

      Trong l\u0129nh v\u1ef1c th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, Java Backend h\u1ed7 tr\u1ee3 x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng gi\u1ecf h\u00e0ng, x\u1eed l\u00fd thanh to\u00e1n, \u0111\u01a1n h\u00e0ng v\u00e0 t\u1ed3n kho. Nhi\u1ec1u n\u1ec1n t\u1ea3ng l\u1edbn nh\u01b0 Amazon hay Alibaba \u0111\u00e3 s\u1eed d\u1ee5ng Java \u0111\u1ec3 ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng backend v\u00ec kh\u1ea3 n\u0103ng x\u1eed l\u00fd l\u01b0\u1ee3ng l\u1edbn giao d\u1ecbch m\u1ed9t c\u00e1ch \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n

      H\u1ec7 th\u1ed1ng thanh to\u00e1n v\u00e0 ng\u00e2n h\u00e0ng s\u1ed1<\/h3>\n\n\n\n

      Nh\u1edd t\u00ednh b\u1ea3o m\u1eadt cao, Java th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c c\u1ed5ng thanh to\u00e1n, v\u00ed \u0111i\u1ec7n t\u1eed v\u00e0 h\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng tr\u1ef1c tuy\u1ebfn. Java h\u1ed7 tr\u1ee3 tri\u1ec3n khai c\u00e1c t\u00ednh n\u0103ng nh\u01b0 x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng, x\u1eed l\u00fd giao d\u1ecbch, k\u1ebft n\u1ed1i API ng\u00e2n h\u00e0ng v\u00e0 ki\u1ec3m so\u00e1t truy c\u1eadp an to\u00e0n.<\/p>\n\n\n\n

      D\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn<\/h3>\n\n\n\n

      Java Backend ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng h\u1ecdc tr\u1ef1c tuy\u1ebfn, \u0111\u1eb7t l\u1ecbch, \u0111\u1eb7t v\u00e9 v\u00e0 c\u00e1c n\u1ec1n t\u1ea3ng d\u1ecbch v\u1ee5 c\u00f4ng. V\u1edbi kh\u1ea3 n\u0103ng tri\u1ec3n khai API linh ho\u1ea1t, t\u00edch h\u1ee3p d\u1ec5 d\u00e0ng v\u1edbi email, SMS, ho\u1eb7c d\u1ecbch v\u1ee5 b\u00ean th\u1ee9 ba, Java gi\u00fap x\u1eed l\u00fd hi\u1ec7u qu\u1ea3 h\u00e0ng lo\u1ea1t y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng c\u00f9ng l\u00fac.<\/p>\n\n\n\n

      Microservices v\u00e0 \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y<\/h3>\n\n\n\n

      Java Backend hi\u1ec7n \u0111\u1ea1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c tri\u1ec3n khai theo ki\u1ebfn tr\u00fac microservices, v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 Spring Cloud, Quarkus, Docker v\u00e0 Kubernetes. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh linh ho\u1ea1t trong m\u00f4i tr\u01b0\u1eddng cloud nh\u01b0 AWS, Google Cloud, Azure v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi m\u00f4 h\u00ecnh ph\u00e1t tri\u1ec3n DevOps, CI\/CD.<\/p>\n\n\n\n

      V\u1edbi nh\u1eefng n\u1ed9i dung \u0111\u00e3 tr\u00ecnh b\u00e0y, c\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng vi\u1ec7c l\u1ef1a ch\u1ecdn v\u00e0 theo \u0111u\u1ed5i con \u0111\u01b0\u1eddng tr\u1edf th\u00e0nh l\u1eadp tr\u00ecnh vi\u00ean Java Backend kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh mang t\u00ednh chi\u1ebfn l\u01b0\u1ee3c, m\u00e0 c\u00f2n m\u1edf ra nhi\u1ec1u c\u01a1 h\u1ed9i ph\u00e1t tri\u1ec3n l\u00e2u d\u00e0i trong ng\u00e0nh c\u00f4ng ngh\u1ec7. Khi hi\u1ec3u r\u00f5 Java Backend l\u00e0 g\u00ec<\/strong> v\u00e0 n\u1eafm v\u1eefng c\u00e1c k\u1ef9 n\u0103ng c\u1ea7n thi\u1ebft, m\u1ed7i l\u1eadp tr\u00ecnh vi\u00ean \u0111\u1ec1u c\u00f3 th\u1ec3 t\u1ef1 tin x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng m\u1ea1nh m\u1ebd, linh ho\u1ea1t v\u00e0 s\u1eb5n s\u00e0ng th\u00edch \u1ee9ng v\u1edbi y\u00eau c\u1ea7u ng\u00e0y c\u00e0ng cao t\u1eeb doanh nghi\u1ec7p.<\/p>\n\n\n\n

      Tr\u00ed Nh\u00e2n<\/strong><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

      \u1ede l\u0129nh v\u1ef1c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, backend lu\u00f4n \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c x\u1eed l\u00fd logic nghi\u1ec7p v\u1ee5 v\u00e0 qu\u1ea3n l\u00fd d\u1eef …<\/p>\n","protected":false},"author":58,"featured_media":9194,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[64],"class_list":["post-9193","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tu-van-nghe-nghiep","tag-it"],"_links":{"self":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9193","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/users\/58"}],"replies":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/comments?post=9193"}],"version-history":[{"count":2,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9193\/revisions"}],"predecessor-version":[{"id":9197,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9193\/revisions\/9197"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/media\/9194"}],"wp:attachment":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/media?parent=9193"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/categories?post=9193"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/tags?post=9193"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}