diff --git a/packages/backend/src/alarm/alarm.controller.ts b/packages/backend/src/alarm/alarm.controller.ts
index 98b28e08..9d3586fb 100644
--- a/packages/backend/src/alarm/alarm.controller.ts
+++ b/packages/backend/src/alarm/alarm.controller.ts
@@ -45,6 +45,45 @@ export class AlarmController {
     return await this.alarmService.create(alarmRequest, userId);
   }
 
+  @Get('user')
+  @ApiOperation({
+    summary: '사용자별 알림 조회',
+    description: '사용자 아이디를 기준으로 모든 알림을 조회한다.',
+  })
+  @ApiOkResponse({
+    description: '사용자에게 등록되어 있는 모든 알림 조회',
+    type: [AlarmResponse],
+  })
+  @UseGuards(SessionGuard)
+  async getByUserId(@GetUser() user: User) {
+    const userId = user.id;
+
+    return await this.alarmService.findByUserId(userId);
+  }
+
+  @Get('stock/:stockId')
+  @ApiOperation({
+    summary: '주식별 알림 조회',
+    description: '주식 아이디를 기준으로 알림을 조회한다.',
+  })
+  @ApiOkResponse({
+    description:
+      '주식 아이디에 등록되어 있는 알림 중 유저에 해당하는 알림 조회',
+    type: [AlarmResponse],
+  })
+  @ApiParam({
+    name: 'id',
+    type: String,
+    description: '주식 아이디',
+    example: '005930',
+  })
+  @UseGuards(SessionGuard)
+  async getByStockId(@Param('id') stockId: string, @GetUser() user: User) {
+    const userId = user.id;
+
+    return await this.alarmService.findByStockId(stockId, userId);
+  }
+
   @Get(':id')
   @ApiOperation({
     summary: '등록된 알림 확인',
@@ -110,43 +149,4 @@ export class AlarmController {
 
     return new AlarmSuccessResponse('알림 삭제를 성공했습니다.');
   }
-
-  @Get('user')
-  @ApiOperation({
-    summary: '사용자별 알림 조회',
-    description: '사용자 아이디를 기준으로 모든 알림을 조회한다.',
-  })
-  @ApiOkResponse({
-    description: '사용자에게 등록되어 있는 모든 알림 조회',
-    type: [AlarmResponse],
-  })
-  @UseGuards(SessionGuard)
-  async getByUserId(@GetUser() user: User) {
-    const userId = user.id;
-
-    return await this.alarmService.findByUserId(userId);
-  }
-
-  @Get('stock/:stockId')
-  @ApiOperation({
-    summary: '주식별 알림 조회',
-    description: '주식 아이디를 기준으로 알림을 조회한다.',
-  })
-  @ApiOkResponse({
-    description:
-      '주식 아이디에 등록되어 있는 알림 중 유저에 해당하는 알림 조회',
-    type: [AlarmResponse],
-  })
-  @ApiParam({
-    name: 'id',
-    type: String,
-    description: '주식 아이디',
-    example: '005930',
-  })
-  @UseGuards(SessionGuard)
-  async getByStockId(@Param('stockId') stockId: string, @GetUser() user: User) {
-    const userId = user.id;
-
-    return await this.alarmService.findByStockId(stockId, userId);
-  }
 }
diff --git a/packages/backend/src/alarm/alarm.service.ts b/packages/backend/src/alarm/alarm.service.ts
index d8e6343d..6b8eb969 100644
--- a/packages/backend/src/alarm/alarm.service.ts
+++ b/packages/backend/src/alarm/alarm.service.ts
@@ -47,11 +47,12 @@ export class AlarmService {
     return result.map((val) => new AlarmResponse(val));
   }
 
-  async findByStockId(stockId: string, userId: number): Promise<Alarm[]> {
-    return await this.alarmRepository.find({
+  async findByStockId(stockId: string, userId: number) {
+    const result = await this.alarmRepository.find({
       where: { stock: { id: stockId }, user: { id: userId } },
       relations: ['user', 'stock'],
     });
+    return result.map((val) => new AlarmResponse(val));
   }
 
   async findOne(id: number) {
diff --git a/packages/backend/src/alarm/domain/alarm.entity.ts b/packages/backend/src/alarm/domain/alarm.entity.ts
index 4d33d215..c3461198 100644
--- a/packages/backend/src/alarm/domain/alarm.entity.ts
+++ b/packages/backend/src/alarm/domain/alarm.entity.ts
@@ -26,7 +26,13 @@ export class Alarm {
   @Column({ type: 'int', name: 'target_price', nullable: true })
   targetPrice?: number;
 
-  @Column({ type: 'bigint', name: 'target_volume', nullable: true })
+  @Column({
+    type: 'decimal',
+    precision: 15,
+    scale: 2,
+    name: 'target_volume',
+    nullable: true,
+  })
   targetVolume?: number;
 
   @Column({ type: 'timestamp', name: 'alarm_date', nullable: true })
diff --git a/packages/backend/src/auth/auth.module.ts b/packages/backend/src/auth/auth.module.ts
index bb43faf7..f5bb46a0 100644
--- a/packages/backend/src/auth/auth.module.ts
+++ b/packages/backend/src/auth/auth.module.ts
@@ -1,9 +1,9 @@
 import { Module } from '@nestjs/common';
 import { PassportModule } from '@nestjs/passport';
+import { AuthController } from '@/auth/auth.controller';
 import { GoogleAuthController } from '@/auth/google/googleAuth.controller';
 import { GoogleAuthService } from '@/auth/google/googleAuth.service';
 import { GoogleStrategy } from '@/auth/google/strategy/google.strategy';
-import { AuthController } from '@/auth/auth.controller';
 import { SessionSerializer } from '@/auth/session/session.serializer';
 import { TesterStrategy } from '@/auth/tester/strategy/tester.strategy';
 import { TesterAuthController } from '@/auth/tester/testerAuth.controller';
diff --git a/packages/backend/src/utils/date.ts b/packages/backend/src/utils/date.ts
index 4d3987b9..9ab15522 100644
--- a/packages/backend/src/utils/date.ts
+++ b/packages/backend/src/utils/date.ts
@@ -1,4 +1,6 @@
 export function getFormattedDate(date: Date): string {
-  return `${date.getFullYear()}-${String(date.getMonth() + 1)
-    .padStart(2, '0')}-${String(date.getDate()).padStart(2, '0')}`;
-}
\ No newline at end of file
+  return `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(
+    2,
+    '0',
+  )}-${String(date.getDate()).padStart(2, '0')}`;
+}