diff --git a/backend/composer.json b/backend/composer.json
index 4a04a3e..963a5a9 100644
--- a/backend/composer.json
+++ b/backend/composer.json
@@ -19,11 +19,13 @@
         "phpstan/phpdoc-parser": "^2.3",
         "stripe/stripe-php": "*",
         "symfony/asset": "7.3.*",
+        "symfony/brevo-mailer": "7.3.*",
         "symfony/console": "7.3.*",
         "symfony/dotenv": "7.3.*",
         "symfony/expression-language": "7.3.*",
         "symfony/flex": "^2",
         "symfony/framework-bundle": "7.3.*",
+        "symfony/http-client": "7.3.*",
         "symfony/mailer": "7.3.*",
         "symfony/maker-bundle": "^1.64",
         "symfony/monolog-bundle": "^4.0",
diff --git a/backend/composer.lock b/backend/composer.lock
index 4979f9b..644d0f4 100644
--- a/backend/composer.lock
+++ b/backend/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "155231733891e98b31f64b50481819f5",
+    "content-hash": "62463b2cabd037b983c4494a7d31b913",
     "packages": [
         {
             "name": "api-platform/doctrine-common",
@@ -3572,6 +3572,79 @@
             ],
             "time": "2025-03-05T10:15:41+00:00"
         },
+        {
+            "name": "symfony/brevo-mailer",
+            "version": "v7.3.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/brevo-mailer.git",
+                "reference": "e3efdac57c76eb0a504c2000aaa53abf370ea4ef"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/brevo-mailer/zipball/e3efdac57c76eb0a504c2000aaa53abf370ea4ef",
+                "reference": "e3efdac57c76eb0a504c2000aaa53abf370ea4ef",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=8.1",
+                "symfony/mailer": "^7.2"
+            },
+            "conflict": {
+                "symfony/mime": "<6.2"
+            },
+            "require-dev": {
+                "symfony/http-client": "^6.3|^7.0",
+                "symfony/webhook": "^6.3|^7.0"
+            },
+            "type": "symfony-mailer-bridge",
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Mailer\\Bridge\\Brevo\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Pierre Tanguy",
+                    "homepage": "https://github.com/petanguy"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Brevo Mailer Bridge",
+            "homepage": "https://symfony.com",
+            "support": {
+                "source": "https://github.com/symfony/brevo-mailer/tree/v7.3.2"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://github.com/nicolas-grekas",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2025-07-24T11:52:02+00:00"
+        },
         {
             "name": "symfony/cache",
             "version": "v7.3.5",
@@ -5020,6 +5093,184 @@
             ],
             "time": "2025-10-16T16:16:53+00:00"
         },
+        {
+            "name": "symfony/http-client",
+            "version": "v7.3.11",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/http-client.git",
+                "reference": "2793f0559b19b3d45f57fd7548eb65f197a82fbe"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/http-client/zipball/2793f0559b19b3d45f57fd7548eb65f197a82fbe",
+                "reference": "2793f0559b19b3d45f57fd7548eb65f197a82fbe",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=8.2",
+                "psr/log": "^1|^2|^3",
+                "symfony/deprecation-contracts": "^2.5|^3",
+                "symfony/http-client-contracts": "~3.4.4|^3.5.2",
+                "symfony/polyfill-php83": "^1.29",
+                "symfony/service-contracts": "^2.5|^3"
+            },
+            "conflict": {
+                "amphp/amp": "<2.5",
+                "amphp/socket": "<1.1",
+                "php-http/discovery": "<1.15",
+                "symfony/http-foundation": "<6.4"
+            },
+            "provide": {
+                "php-http/async-client-implementation": "*",
+                "php-http/client-implementation": "*",
+                "psr/http-client-implementation": "1.0",
+                "symfony/http-client-implementation": "3.0"
+            },
+            "require-dev": {
+                "amphp/http-client": "^4.2.1|^5.0",
+                "amphp/http-tunnel": "^1.0|^2.0",
+                "guzzlehttp/promises": "^1.4|^2.0",
+                "nyholm/psr7": "^1.0",
+                "php-http/httplug": "^1.0|^2.0",
+                "psr/http-client": "^1.0",
+                "symfony/amphp-http-client-meta": "^1.0|^2.0",
+                "symfony/dependency-injection": "^6.4|^7.0",
+                "symfony/http-kernel": "^6.4|^7.0",
+                "symfony/messenger": "^6.4|^7.0",
+                "symfony/process": "^6.4|^7.0",
+                "symfony/rate-limiter": "^6.4|^7.0",
+                "symfony/stopwatch": "^6.4|^7.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\HttpClient\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Provides powerful methods to fetch HTTP resources synchronously or asynchronously",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "http"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/http-client/tree/v7.3.11"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://github.com/nicolas-grekas",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2026-01-27T16:12:03+00:00"
+        },
+        {
+            "name": "symfony/http-client-contracts",
+            "version": "v3.6.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/http-client-contracts.git",
+                "reference": "75d7043853a42837e68111812f4d964b01e5101c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/http-client-contracts/zipball/75d7043853a42837e68111812f4d964b01e5101c",
+                "reference": "75d7043853a42837e68111812f4d964b01e5101c",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=8.1"
+            },
+            "type": "library",
+            "extra": {
+                "thanks": {
+                    "url": "https://github.com/symfony/contracts",
+                    "name": "symfony/contracts"
+                },
+                "branch-alias": {
+                    "dev-main": "3.6-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Contracts\\HttpClient\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Test/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Generic abstractions related to HTTP clients",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "abstractions",
+                "contracts",
+                "decoupling",
+                "interfaces",
+                "interoperability",
+                "standards"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/http-client-contracts/tree/v3.6.0"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2025-04-29T11:18:49+00:00"
+        },
         {
             "name": "symfony/http-foundation",
             "version": "v7.4.0",
diff --git a/backend/symfony.lock b/backend/symfony.lock
index aab4b46..bac4fa6 100644
--- a/backend/symfony.lock
+++ b/backend/symfony.lock
@@ -124,6 +124,15 @@
             "./config/packages/stripe.yaml"
         ]
     },
+    "symfony/brevo-mailer": {
+        "version": "7.3",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "main",
+            "version": "6.4",
+            "ref": "7c1038ceb733175f610a913a885a7c8b552b703a"
+        }
+    },
     "symfony/console": {
         "version": "7.3",
         "recipe": {