diff --git a/apps/backend/src/projects/schemas/project.schema.ts b/apps/backend/src/projects/schemas/project.schema.ts
index 264c396..5a0154e 100644
--- a/apps/backend/src/projects/schemas/project.schema.ts
+++ b/apps/backend/src/projects/schemas/project.schema.ts
@@ -3,7 +3,7 @@ import { Document } from 'mongoose'
 
 export type ProjectDocument = Project & Document
 
-@Schema({ timestamps: { createdAt: 'created_at', updatedAt: 'updated_at' } })
+@Schema({ timestamps: { createdAt: 'createdAt', updatedAt: 'updatedAt' } })
 export class Project {
   @Prop({ required: true })
   name: string
diff --git a/apps/backend/src/tasks/schemas/task.schema.ts b/apps/backend/src/tasks/schemas/task.schema.ts
index 7c8d714..3491a77 100644
--- a/apps/backend/src/tasks/schemas/task.schema.ts
+++ b/apps/backend/src/tasks/schemas/task.schema.ts
@@ -5,7 +5,7 @@ import { Project } from '../../projects/schemas/project.schema'
 
 export type TaskDocument = Task & Document
 
-@Schema({ timestamps: { createdAt: 'created_at', updatedAt: 'updated_at' } })
+@Schema({ timestamps: { createdAt: 'createdAt', updatedAt: 'updatedAt' } })
 export class Task {
   @Prop({ required: true })
   title: string
diff --git a/apps/backend/src/tasks/tasks.controller.ts b/apps/backend/src/tasks/tasks.controller.ts
index 22013a7..15019fa 100644
--- a/apps/backend/src/tasks/tasks.controller.ts
+++ b/apps/backend/src/tasks/tasks.controller.ts
@@ -1,4 +1,13 @@
-import { Body, Controller, Delete, Get, Param, Patch, Post, Query } from '@nestjs/common'
+import {
+  Body,
+  Controller,
+  Delete,
+  Get,
+  Param,
+  Patch,
+  Post,
+  Query,
+} from '@nestjs/common'
 import { TasksService } from './tasks.service'
 import { Task } from './schemas/task.schema'
 import { CreateTaskDto } from './dto/create-task.dto'
@@ -14,8 +23,12 @@ export class TasksController {
   }
 
   @Get()
-  findAll(@Query('projectId') projectId?: string, @Query('status') status?: string) {
-    return this.tasksService.findAll(projectId, status)
+  findAll(
+    @Query('projectId') projectId?: string,
+    @Query('status') status?: string,
+    @Query('sortBy') sortBy?: string,
+  ) {
+    return this.tasksService.findAll(projectId, status, sortBy)
   }
 
   @Get(':id')
@@ -30,8 +43,8 @@ export class TasksController {
 
   @Patch(':id')
   async update(
-  @Param('id') id: string,
-  @Body() updateTaskDto: UpdateTaskDto,
+    @Param('id') id: string,
+    @Body() updateTaskDto: UpdateTaskDto,
   ): Promise<Task> {
     return this.tasksService.update(id, updateTaskDto)
   }
diff --git a/apps/backend/src/tasks/tasks.service.ts b/apps/backend/src/tasks/tasks.service.ts
index 67b91cf..43ff393 100644
--- a/apps/backend/src/tasks/tasks.service.ts
+++ b/apps/backend/src/tasks/tasks.service.ts
@@ -21,7 +21,11 @@ export class TasksService {
     return createdTask.save()
   }
 
-  async findAll(projectId?: string, status?: string): Promise<Task[]> {
+  async findAll(
+    projectId?: string,
+    status?: string,
+    sortBy = 'position',
+  ): Promise<Task[]> {
     const query: {
       projectId?: Types.ObjectId
       status?: string
@@ -33,7 +37,10 @@ export class TasksService {
     if (status)
       query.status = status
 
-    return this.taskModel.find(query).sort({ position: -1 }).exec()
+    return this.taskModel
+      .find(query)
+      .sort({ [sortBy]: -1 })
+      .exec()
   }
 
   async findOne(id: string): Promise<Task> {
@@ -51,7 +58,11 @@ export class TasksService {
       update.projectId = new Types.ObjectId(updateTaskDto.projectId)
 
     const updatedTask = await this.taskModel
-      .findByIdAndUpdate(id, { $set: { ...updateTaskDto, ...update } }, { new: true })
+      .findByIdAndUpdate(
+        id,
+        { $set: { ...updateTaskDto, ...update } },
+        { new: true },
+      )
       .exec()
 
     if (!updatedTask)
diff --git a/apps/frontend/src/api/tasks.ts b/apps/frontend/src/api/tasks.ts
index cb9a3f2..a61a415 100644
--- a/apps/frontend/src/api/tasks.ts
+++ b/apps/frontend/src/api/tasks.ts
@@ -3,11 +3,12 @@ import type { TaskResponse } from './types'
 import type { Task } from '@/store'
 import { TaskStatus } from '@/store'
 
-export function fetchAllTasks({ pId, status }: { pId?: string; status?: TaskStatus }) {
+export function fetchAllTasks({ pId, status, sortBy }: { pId?: string; status?: TaskStatus; sortBy?: string }) {
   return http.get<TaskResponse[], TaskResponse[]>('/tasks', {
     params: {
       projectId: pId,
       status,
+      sortBy,
     },
   })
 }
diff --git a/apps/frontend/src/api/types.ts b/apps/frontend/src/api/types.ts
index a970b2d..ed0dc8d 100644
--- a/apps/frontend/src/api/types.ts
+++ b/apps/frontend/src/api/types.ts
@@ -7,13 +7,13 @@ export interface TaskResponse {
   projectId: string
   position: number
   _id: string
-  created_at: string
-  updated_at: string
+  createdAt: string
+  updatedAt: string
 }
 
 export interface ProjectResponse {
-  created_at: string
+  createdAt: string
   name: string
-  updated_at: string
+  updatedAt: string
   _id: string
 }
diff --git a/apps/frontend/src/store/smartProjects.ts b/apps/frontend/src/store/smartProjects.ts
index b652f69..847cf9a 100644
--- a/apps/frontend/src/store/smartProjects.ts
+++ b/apps/frontend/src/store/smartProjects.ts
@@ -42,8 +42,10 @@ export const useSmartProjects = defineStore('smartProjects', () => {
 
 export async function loadSmartProjectTasks(smartProjectName: string) {
   const status = smartProjectName === '已完成' ? TaskStatus.COMPLETED : TaskStatus.REMOVED
+  // 基于 updatedAt 来做排序
   const rawTasks = await fetchAllTasks({
     status,
+    sortBy: 'updatedAt',
   })
   return rawTasks
 }