diff --git a/backend/app/Models/User.php b/backend/app/Models/User.php
index 749c7b7..97edce1 100644
--- a/backend/app/Models/User.php
+++ b/backend/app/Models/User.php
@@ -19,7 +19,11 @@ class User extends Authenticatable
      */
     protected $fillable = [
         'name',
+        'first_name',
+        'last_name',
+        'phone',
         'email',
+        'role',
         'password',
     ];
 
diff --git a/backend/database/migrations/2025_10_20_120000_add_role_phone_active_to_users_table.php b/backend/database/migrations/2025_10_20_120000_add_role_phone_active_to_users_table.php
deleted file mode 100644
index 6fc7f46..0000000
--- a/backend/database/migrations/2025_10_20_120000_add_role_phone_active_to_users_table.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void {
-        Schema::table('users', function (Blueprint $table) {
-            $table->string('phone')->nullable()->after('email');
-            $table->enum('role', ['STUDENT','EMPLOYER','ADMIN'])->default('STUDENT')->after('phone');
-            $table->boolean('is_active')->default(true)->after('role');
-        });
-    }
-    public function down(): void {
-        Schema::table('users', function (Blueprint $table) {
-            $table->dropColumn(['phone','role','is_active']);
-        });
-    }
-};
diff --git a/backend/database/migrations/2025_10_20_120100_create_student_data_table.php b/backend/database/migrations/2025_10_20_120100_create_student_data_table.php
deleted file mode 100644
index b46d14e..0000000
--- a/backend/database/migrations/2025_10_20_120100_create_student_data_table.php
+++ /dev/null
@@ -1,21 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void {
-        Schema::create('student_data', function (Blueprint $table) {
-            $table->id();
-            $table->foreignId('user_id')->unique()->constrained('users')->cascadeOnDelete();
-            $table->string('address')->nullable();
-            $table->string('personal_email')->nullable();
-            $table->string('study_field')->nullable(); 
-            $table->timestamps();
-        });
-    }
-    public function down(): void {
-        Schema::dropIfExists('student_data');
-    }
-};
diff --git a/backend/database/migrations/2025_10_20_120200_create_companies_table.php b/backend/database/migrations/2025_10_20_120200_create_companies_table.php
deleted file mode 100644
index 09c83d9..0000000
--- a/backend/database/migrations/2025_10_20_120200_create_companies_table.php
+++ /dev/null
@@ -1,21 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void {
-        Schema::create('companies', function (Blueprint $table) {
-            $table->id();
-            $table->string('name');
-            $table->string('ICO', 20)->nullable()->unique();
-            $table->string('address');
-            $table->boolean('hiring')->default(false);
-            $table->timestamps();
-        });
-    }
-    public function down(): void {
-        Schema::dropIfExists('companies');
-    }
-};
diff --git a/backend/database/migrations/2025_10_20_120300_create_employers_table.php b/backend/database/migrations/2025_10_20_120300_create_employers_table.php
deleted file mode 100644
index 96c9e89..0000000
--- a/backend/database/migrations/2025_10_20_120300_create_employers_table.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void {
-        Schema::create('employers', function (Blueprint $table) {
-            $table->id();
-            $table->foreignId('company_id')->constrained('companies')->cascadeOnDelete();
-            $table->foreignId('user_id')->unique()->constrained('users')->cascadeOnDelete(); 
-            $table->string('position')->nullable();
-            $table->timestamps();
-        });
-    }
-    public function down(): void {
-        Schema::dropIfExists('employers');
-    }
-};
diff --git a/backend/database/migrations/2025_10_20_120400_create_internships_table.php b/backend/database/migrations/2025_10_20_120400_create_internships_table.php
deleted file mode 100644
index 7abbfd4..0000000
--- a/backend/database/migrations/2025_10_20_120400_create_internships_table.php
+++ /dev/null
@@ -1,38 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void {
-        Schema::create('internships', function (Blueprint $table) {
-            $table->id();
-
-           
-            $table->foreignId('user_id')->constrained('users');          
-            $table->foreignId('company_id')->constrained('companies');
-            $table->foreignId('employer_id')->nullable()->constrained('employers')->nullOnDelete(); 
-
-            
-            $table->string('agreement')->nullable();     
-            $table->date('start_date');
-            $table->date('end_date');
-            $table->enum('semester', ['ZS','LS']);
-            $table->smallInteger('year_of_study');
-            $table->text('position_description')->nullable();
-            $table->boolean('is_paid')->default(false);
-
-            
-            $table->unsignedBigInteger('status_id')->nullable();
-
-            $table->timestamps();
-
-            $table->index(['semester','company_id','user_id','status_id']);
-           
-        });
-    }
-    public function down(): void {
-        Schema::dropIfExists('internships');
-    }
-};
diff --git a/backend/database/migrations/2025_10_20_120500_create_internship_statuses_table.php b/backend/database/migrations/2025_10_20_120500_create_internship_statuses_table.php
deleted file mode 100644
index 53d4e3c..0000000
--- a/backend/database/migrations/2025_10_20_120500_create_internship_statuses_table.php
+++ /dev/null
@@ -1,25 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void {
-        Schema::create('internship_statuses', function (Blueprint $table) {
-            $table->id();
-            $table->foreignId('internship_id')->constrained('internships')->cascadeOnDelete();
-            $table->enum('status', ['SUBMITTED','CONFIRMED','DENIED','DEFENDED','NOT_DEFENDED']);
-            $table->timestamp('changed')->useCurrent();
-            $table->foreignId('modified_by')->nullable()->constrained('users')->nullOnDelete();
-            $table->text('note')->nullable();
-            $table->string('source', 30)->default('UI'); 
-            $table->timestamps();
-
-            $table->index(['internship_id','status']);
-        });
-    }
-    public function down(): void {
-        Schema::dropIfExists('internship_statuses');
-    }
-};
diff --git a/backend/database/migrations/2025_10_20_120600_add_status_fk_to_internships.php b/backend/database/migrations/2025_10_20_120600_add_status_fk_to_internships.php
deleted file mode 100644
index fbf5e7c..0000000
--- a/backend/database/migrations/2025_10_20_120600_add_status_fk_to_internships.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-return new class extends Migration {
-    public function up(): void {
-        Schema::table('internships', function (Blueprint $table) {
-            $table->foreign('status_id')
-                  ->references('id')->on('internship_statuses')
-                  ->nullOnDelete();
-        });
-    }
-    public function down(): void {
-        Schema::table('internships', function (Blueprint $table) {
-            $table->dropForeign(['status_id']);
-        });
-    }
-};
diff --git a/backend/database/migrations/2025_10_20_191423_alter_users_table.php b/backend/database/migrations/2025_10_20_191423_alter_users_table.php
new file mode 100644
index 0000000..9041dde
--- /dev/null
+++ b/backend/database/migrations/2025_10_20_191423_alter_users_table.php
@@ -0,0 +1,38 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->string('first_name')->nullable(false)->after('name');
+            $table->string('last_name')->nullable(false)->after('first_name');
+            $table->string('phone')->nullable(false)->unique()->after('email');
+            $table->enum("role", ["STUDENT", "EMPLOYER", "ADMIN"])->nullable(false);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropUnique(['phone']);
+
+            $table->dropColumn([
+                'first_name',
+                'last_name',
+                'phone',
+                'role',
+            ]);
+        });
+    }
+};
diff --git a/backend/database/migrations/2025_10_20_192305_create_student_data_table.php b/backend/database/migrations/2025_10_20_192305_create_student_data_table.php
new file mode 100644
index 0000000..af27da8
--- /dev/null
+++ b/backend/database/migrations/2025_10_20_192305_create_student_data_table.php
@@ -0,0 +1,31 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('student_data', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId("user_id")->nullable(false)->constrained("users")->onDelete("cascade");
+            $table->string("address")->nullable(false);
+            $table->string("personal_email")->nullable(false);
+            $table->string("study_field")->nullable(false);
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('student_data');
+    }
+};
diff --git a/backend/database/migrations/2025_10_20_192651_create_companies_table.php b/backend/database/migrations/2025_10_20_192651_create_companies_table.php
new file mode 100644
index 0000000..ae58858
--- /dev/null
+++ b/backend/database/migrations/2025_10_20_192651_create_companies_table.php
@@ -0,0 +1,31 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('companies', function (Blueprint $table) {
+            $table->id();
+            $table->string("name")->nullable(false)->unique();
+            $table->string("address")->nullable(false);
+            $table->unsignedInteger("ico")->nullable(false)->unique();
+            $table->boolean("hiring")->nullable(false)->default(false);
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('companies');
+    }
+};
diff --git a/backend/database/migrations/2025_10_20_192915_create_employers_table.php b/backend/database/migrations/2025_10_20_192915_create_employers_table.php
new file mode 100644
index 0000000..a1fd10c
--- /dev/null
+++ b/backend/database/migrations/2025_10_20_192915_create_employers_table.php
@@ -0,0 +1,29 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('employers', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId("user_id")->nullable(false)->constrained("users")->onDelete("cascade");
+            $table->foreignId("company_id")->nullable(false)->constrained("companies")->onDelete("cascade");
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('employers');
+    }
+};
diff --git a/backend/database/migrations/2025_10_20_193012_create_internships_table.php b/backend/database/migrations/2025_10_20_193012_create_internships_table.php
new file mode 100644
index 0000000..35295a1
--- /dev/null
+++ b/backend/database/migrations/2025_10_20_193012_create_internships_table.php
@@ -0,0 +1,37 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('internships', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId("user_id")->nullable(false)->constrained("users")->onDelete("cascade");
+            $table->foreignId("company_id")->nullable(false)->constrained("companies")->onDelete("cascade");
+            $table->dateTimeTz("start")->nullable(false);
+            $table->dateTimeTz("end")->nullable(false);
+            $table->unsignedSmallInteger("year_of_study")->nullable(false);
+            $table->enum("semester", ["WINTER", "SUMMER"])->nullable(false);
+            $table->string("position_description")->nullable(false);
+            $table->binary("agreement")->nullable(true);
+            $table->foreignId("personel_id")->nullable(false)->constrained("users")->onDelete("cascade");
+            $table->foreignId("status_id")->nullable(false)->constrained("internship_statuses")->onDelete("cascade");
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('internships');
+    }
+};
diff --git a/backend/database/migrations/2025_10_20_193408_create_internship_statuses_table.php b/backend/database/migrations/2025_10_20_193408_create_internship_statuses_table.php
new file mode 100644
index 0000000..a54ffa7
--- /dev/null
+++ b/backend/database/migrations/2025_10_20_193408_create_internship_statuses_table.php
@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('internship_statuses', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId("internship_id")->nullable(false)->constrained("internships")->onDelete("cascade");
+            $table->enum("status", ["SUBMITTED", "CONFIRMED", "DENIED", "DEFENDED", "NOT_DEFENDED"])->nullable(false)->default("SUBMITTED");
+            $table->dateTimeTz("changed")->nullable(false);
+            $table->string("note")->nullable(true)->default(null);
+            $table->foreignId("modified_by")->nullable(false)->constrained("users")->onDelete("cascade");
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('internship_statuses');
+    }
+};