diff --git a/.env.example b/.env.example
index 71b434e8..5ea8b32b 100644
--- a/.env.example
+++ b/.env.example
@@ -2,7 +2,7 @@ APP_NAME=rinha-de-backend
 APP_ENV=dev
 
 DB_DRIVER=mysql
-DB_HOST=localhost
+DB_HOST=127.0.0.1
 DB_PORT=3306
 DB_DATABASE=opencodeco
 DB_USERNAME=root
diff --git a/app/Controller/PersonController.php b/app/Controller/PersonController.php
index 856d21d8..dcc4ac41 100644
--- a/app/Controller/PersonController.php
+++ b/app/Controller/PersonController.php
@@ -21,8 +21,9 @@ final class PersonController
 {
     public function create(PersonRequest $request, ResponseInterface $response): MessageResponseInterface
     {
-        $person = $request->validated();
-
+        $person = $request->toPerson();
+        $person->saveOrFail();
+        
         return $response->json($person)->withStatus(201);
     }
 
diff --git a/app/Model/Person.php b/app/Model/Person.php
new file mode 100644
index 00000000..8bfeb4b5
--- /dev/null
+++ b/app/Model/Person.php
@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Model;
+
+use Hyperf\DbConnection\Model\Model;
+
+/**
+ */
+class Person extends Model
+{
+    public bool $timestamps = false;
+
+    /**
+     * The table associated with the model.
+     */
+    protected ?string $table = 'person';
+
+    /**
+     * The attributes that are mass assignable.
+     */
+    protected array $fillable = [
+        'id',
+        'nick',
+        'name',
+        'birth',
+        'stack',
+    ];
+
+    /**
+     * The attributes that should be cast to native types.
+     */
+    protected array $casts = [];
+    
+    protected array $attributes = [
+        'stack' => '[]',
+    ];
+}
diff --git a/app/Request/PersonRequest.php b/app/Request/PersonRequest.php
index 4e0217ae..bc262256 100644
--- a/app/Request/PersonRequest.php
+++ b/app/Request/PersonRequest.php
@@ -12,6 +12,8 @@
 
 namespace App\Request;
 
+use App\Model\Person;
+use Hyperf\Codec\Json;
 use Hyperf\Validation\Request\FormRequest;
 
 final class PersonRequest extends FormRequest
@@ -34,6 +36,20 @@ public function rules(): array
             'apelido' => 'required|max:32',
             'nome' => 'required|max:100',
             'nascimento' => 'required|date_format:Y-m-d',
+            'stack' => 'array'
         ];
     }
+
+    public function toPerson(): Person
+    {
+        $data = $this->validated();
+        
+        return Person::create([
+            'id' => random_bytes(16),
+            'nick' => $data['apelido'],
+            'name' => $data['nome'],
+            'birth' => $data['nascimento'],
+            'stack' => Json::encode($data['stack'] ?? null),
+        ]);
+    }
 }
diff --git a/test/Cases/CreatePersonTest.php b/test/Cases/CreatePersonTest.php
index dd298a68..2833fbee 100644
--- a/test/Cases/CreatePersonTest.php
+++ b/test/Cases/CreatePersonTest.php
@@ -142,7 +142,7 @@ public function testCreatePersonWithInvalidBirthDate(): void
         assertSame(422, $response->getStatusCode());
     }
 
-    public function testCreatePerson(): void
+    public function testCreatePersonWithNullStack(): void
     {
         /** @var Response $response */
         $response = $this->request('POST', '/pessoas', [
@@ -158,4 +158,22 @@ public function testCreatePerson(): void
 
         assertSame(201, $response->getStatusCode(), $response->getBody()->getContents());
     }
+
+    public function testCreatePersonWithSomeStack(): void
+    {
+        /** @var Response $response */
+        $response = $this->request('POST', '/pessoas', [
+            'headers' => [
+                'Content-Type' => 'application/json',
+            ],
+            'json' => [
+                'apelido' => 'opencodeco',
+                'nome' => 'OpenCodeCo',
+                'nascimento' => '2023-07-01',
+                'stack' => ['PHP', 'Swoole', 'Hyperf'],
+            ],
+        ]);
+
+        assertSame(201, $response->getStatusCode(), $response->getBody()->getContents());
+    }
 }