....

pom.xml

@@ -14,7 +14,7 @@
     <name>employeeManagement</name>
     <description>employeeManagement</description>
     <properties>
-        <java.version>17</java.version>
+        <java.version>16</java.version>
     </properties>
     <dependencies>
         <!-- https://mvnrepository.com/artifact/org.json/json -->
@@ -75,13 +75,27 @@
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <!-- https://mvnrepository.com/artifact/org.modelmapper/modelmapper -->
+        <dependency>
+            <groupId>org.modelmapper</groupId>
+            <artifactId>modelmapper</artifactId>
+            <version>3.1.0</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/javax.validation/validation-api -->
+        <dependency>
+            <groupId>javax.validation</groupId>
+            <artifactId>validation-api</artifactId>
+            <version>2.0.1.Final</version>
+        </dependency>
+
     </dependencies>
 
     <build>
         <plugins>
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>${project.parent.version}</version>
                 <configuration>
                     <excludes>
                         <exclude>

src/main/java/africa/semicolon/employeemanagement/data/dto/DepartmentRequest.java

@@ -0,0 +1,17 @@
+package africa.semicolon.employeemanagement.data.dto;
+
+import lombok.*;
+
+import javax.validation.constraints.NotNull;
+
+@Builder
+@Setter
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+public class DepartmentRequest {
+    @NotNull(message="Field can not be empty")
+    private String fieldName;
+    @NotNull(message="Field can not be empty")
+    private String level;
+}

src/main/java/africa/semicolon/employeemanagement/data/dto/DepartmentResponse.java

@@ -0,0 +1,12 @@
+package africa.semicolon.employeemanagement.data.dto;
+
+import africa.semicolon.employeemanagement.data.model.Level;
+import africa.semicolon.employeemanagement.data.model.Role;
+
+public class DepartmentResponse {
+    private Long id;
+    private String fieldName;
+    private String description;
+    private Level employeeJobLevel;
+    private Role jobRole;
+}

src/main/java/africa/semicolon/employeemanagement/data/dto/EmployeeDto.java → src/main/java/africa/semicolon/employeemanagement/data/dto/EmployeeRequest.java

@@ -1,12 +1,18 @@
 package africa.semicolon.employeemanagement.data.dto;
 
-import lombok.Data;
+import lombok.*;
 
 
-@Data
-public class EmployeeDto {
+@Setter
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class EmployeeRequest {
     private String firstName;
     private String lastName;
     private String email;
     private int age;
+    private String departmentName;
+
 }

src/main/java/africa/semicolon/employeemanagement/data/dto/EmployeeResponse.java

@@ -0,0 +1,19 @@
+package africa.semicolon.employeemanagement.data.dto;
+
+import lombok.*;
+
+
+@Setter
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class EmployeeResponse {
+    private String firstName;
+    private String lastName;
+    private String email;
+    private int age;
+    private String departmentName;
+    private Integer employeeSalary;
+    private Boolean isSuspended;
+}

src/main/java/africa/semicolon/employeemanagement/data/dto/MobileNumberRequest.java

@@ -0,0 +1,21 @@
+package africa.semicolon.employeemanagement.data.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import lombok.Builder;
+
+import javax.validation.constraints.NotNull;
+
+@Setter
+@Getter
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class MobileNumberRequest {
+    @NotNull(message = "Field can not be null")
+    private String countryCode;
+    @NotNull(message = "Field can not be null")
+    private String number;
+}

src/main/java/africa/semicolon/employeemanagement/data/dto/MobileNumberResponse.java

@@ -0,0 +1,23 @@
+package africa.semicolon.employeemanagement.data.dto;
+
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import lombok.Builder;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+
+@Setter
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class MobileNumberResponse {
+    private String countryCode;
+    private String number;
+    private Boolean isBlocked;
+    private LocalDateTime dateCreated;
+}

src/main/java/africa/semicolon/employeemanagement/data/model/ConstantSalary.java

@@ -0,0 +1,8 @@
+package africa.semicolon.employeemanagement.data.model;
+
+public class ConstantSalary {
+    public static final Integer INTERNSHIP_EMPLOYEE_SALARY = 100;
+    public static final Integer ENTRY_LEVEL_EMPLOYEE_SALARY = 300;
+    public static final Integer MIDDLE_LEVEL_EMPLOYEE_SALARY = 400;
+    public static final Integer SENIOR_LEVEL_EMPLOYEE_SALARY = 500;
+}