diff --git a/backend/src/app.controller.ts b/backend/src/app.controller.ts
index 8c6c336..a23e708 100644
--- a/backend/src/app.controller.ts
+++ b/backend/src/app.controller.ts
@@ -1,15 +1,13 @@
 import { Controller, Get, Session, UseGuards } from '@nestjs/common';
-import { AppService } from './app.service';
-import { AuthGuard } from './auth.guard';
+import { AuthGuard } from './auth/guards/auth.guard';
 import { SessionContainer } from "supertokens-node/recipe/session";
 
 @Controller()
 export class AppController {
-  constructor(private readonly appService: AppService) {}
 
   @Get()
   getHello(): string {
-    return this.appService.getHello();
+    return "API";
   }
 
   @Get('test')
diff --git a/backend/src/app.module.ts b/backend/src/app.module.ts
index a28b8ff..6a04ca8 100644
--- a/backend/src/app.module.ts
+++ b/backend/src/app.module.ts
@@ -1,6 +1,5 @@
 import { Module } from '@nestjs/common';
 import { AppController } from './app.controller';
-import { AppService } from './app.service';
 import { AuthModule } from './auth/auth.module';
 import { ConfigModule } from '@nestjs/config';
 
@@ -20,6 +19,6 @@ import { ConfigModule } from '@nestjs/config';
     }),
   ],
   controllers: [AppController],
-  providers: [AppService],
+  providers: [],
 })
 export class AppModule {}
diff --git a/backend/src/app.service.ts b/backend/src/app.service.ts
deleted file mode 100644
index 927d7cc..0000000
--- a/backend/src/app.service.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-import { Injectable } from '@nestjs/common';
-
-@Injectable()
-export class AppService {
-  getHello(): string {
-    return 'Hello World!';
-  }
-}
diff --git a/backend/src/auth/auth.module.ts b/backend/src/auth/auth.module.ts
index 9384076..ebfdb5f 100644
--- a/backend/src/auth/auth.module.ts
+++ b/backend/src/auth/auth.module.ts
@@ -4,8 +4,8 @@ import {
   Module,
   NestModule,
 } from '@nestjs/common';
-import { AuthMiddleware } from './auth.middleware';
-import { AuthModuleConfig, ConfigInjectionToken } from './config.interface';
+import { AuthMiddleware } from './middlewares/auth.middleware';
+import { AuthModuleConfig, ConfigInjectionToken } from './interfaces/config.interface';
 import { SupertokensService } from './supertokens/supertokens.service';
 
 @Module({
diff --git a/backend/src/auth/session.decorator.ts b/backend/src/auth/decorators/session.decorator.ts
similarity index 100%
rename from backend/src/auth/session.decorator.ts
rename to backend/src/auth/decorators/session.decorator.ts
diff --git a/backend/src/auth/auth.filter.ts b/backend/src/auth/filters/auth.filter.ts
similarity index 100%
rename from backend/src/auth/auth.filter.ts
rename to backend/src/auth/filters/auth.filter.ts
diff --git a/backend/src/auth.guard.ts b/backend/src/auth/guards/auth.guard.ts
similarity index 100%
rename from backend/src/auth.guard.ts
rename to backend/src/auth/guards/auth.guard.ts
diff --git a/backend/src/auth/config.interface.ts b/backend/src/auth/interfaces/config.interface.ts
similarity index 100%
rename from backend/src/auth/config.interface.ts
rename to backend/src/auth/interfaces/config.interface.ts
diff --git a/backend/src/auth/auth.middleware.ts b/backend/src/auth/middlewares/auth.middleware.ts
similarity index 100%
rename from backend/src/auth/auth.middleware.ts
rename to backend/src/auth/middlewares/auth.middleware.ts
diff --git a/backend/src/auth/supertokens/supertokens.service.ts b/backend/src/auth/supertokens/supertokens.service.ts
index bb8e2dc..c4e315a 100644
--- a/backend/src/auth/supertokens/supertokens.service.ts
+++ b/backend/src/auth/supertokens/supertokens.service.ts
@@ -1,5 +1,5 @@
 import { Inject, Injectable } from '@nestjs/common';
-import { AuthModuleConfig, ConfigInjectionToken } from '../config.interface';
+import { AuthModuleConfig, ConfigInjectionToken } from '../interfaces/config.interface';
 import supertokens from 'supertokens-node';
 import ThirdPartyEmailPassword from 'supertokens-node/recipe/thirdpartyemailpassword';
 import EmailPassword from 'supertokens-node/recipe/emailpassword';
diff --git a/backend/src/main.ts b/backend/src/main.ts
index ae0dd51..7275f42 100644
--- a/backend/src/main.ts
+++ b/backend/src/main.ts
@@ -1,7 +1,7 @@
 import { NestFactory } from '@nestjs/core';
 import { AppModule } from './app.module';
 import supertokens from 'supertokens-node';
-import { SupertokensExceptionFilter } from './auth/auth.filter';
+import { SupertokensExceptionFilter } from './auth/filters/auth.filter';
 
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);