diff --git a/backend/src/routes/projects.ts b/backend/src/routes/projects.ts
index 23ec65b..4f456fb 100644
--- a/backend/src/routes/projects.ts
+++ b/backend/src/routes/projects.ts
@@ -3,7 +3,7 @@ import { zValidator } from '@hono/zod-validator';
 import { z } from 'zod';
 import { v4 as uuid } from 'uuid';
 import { db } from '../db/index';
-import { projects, sprintSnapshots, milestones, taskSnapshots, gitCommits, gitPRs, users, objectives, keyResults, projectRepos, krLogs } from '../db/schema';
+import { projects, sprintSnapshots, milestones, taskSnapshots, gitCommits, gitPRs, users, objectives, keyResults, projectRepos, krLogs, userProjectPermissions } from '../db/schema';
 import { eq, and, desc, gte, inArray } from 'drizzle-orm';
 import { requireRole } from '../middleware/role';
 import { AppError } from '../middleware/error-handler';
@@ -44,6 +44,7 @@ projectRoutes.post('/projects',
   requireRole('admin', 'manager', 'developer'),
   zValidator('json', createProjectSchema),
   async (c) => {
+    const user = c.get('user');
     const data = c.req.valid('json');
     const id = uuid();
     const now = new Date();
@@ -55,6 +56,17 @@ projectRoutes.post('/projects',
       createdAt: now,
       updatedAt: now,
     });
+
+    // 开发者创建项目时自动获得该项目的查看权限
+    if (user.role === 'developer') {
+      await db.insert(userProjectPermissions).values({
+        id: uuid(),
+        userId: user.sub,
+        projectId: id,
+        createdAt: now,
+      });
+    }
+
     return c.json({ code: 0, data: { id }, message: 'success' }, 201);
   }
 );
diff --git a/backend/src/services/permissions.ts b/backend/src/services/permissions.ts
index e7f5925..026f42a 100644
--- a/backend/src/services/permissions.ts
+++ b/backend/src/services/permissions.ts
@@ -4,13 +4,13 @@ import { userProjectPermissions } from '../db/schema';
 import type { JWTPayload } from '../middleware/auth';
 
 /**
- * 获取观察者（viewer）可查看的项目 ID 列表。
- * - viewer 角色：返回 user_project_permissions 中分配的项目 ID 列表
- * - 其他角色：返回 null，表示可查看所有项目
+ * 获取用户可查看的项目 ID 列表。
+ * - admin / manager：返回 null，表示可查看所有项目
+ * - viewer / developer：返回已分配的项目 ID 列表（未分配则为空数组，即无权查看）
  */
 export async function getAllowedProjectIds(user: JWTPayload): Promise<string[] | null> {
-  if (user.role !== 'viewer') {
-    return null; // 非 viewer，不做项目级过滤
+  if (user.role !== 'viewer' && user.role !== 'developer') {
+    return null; // admin / manager 不做项目级过滤
   }
 
   const perms = await db.select({ projectId: userProjectPermissions.projectId })
diff --git a/frontend/src/views/Admin.vue b/frontend/src/views/Admin.vue
index 8cd9c02..25192e8 100644
--- a/frontend/src/views/Admin.vue
+++ b/frontend/src/views/Admin.vue
@@ -68,7 +68,7 @@ const userColumns = [
   {
     title: '可查看项目', key: 'allowedProjects', width: 120,
     render: (row: any) => {
-      if (row.role !== 'viewer') return '-';
+      if (row.role !== 'viewer' && row.role !== 'developer') return '-';
       const count = (row.allowedProjectIds || []).length;
       return count > 0 ? `${count} 个项目` : '未分配';
     },
@@ -81,7 +81,7 @@ const userColumns = [
     title: '操作', key: 'actions', width: 180,
     render: (row: any) => {
       const buttons = [];
-      if (row.role === 'viewer') {
+      if (row.role === 'viewer' || row.role === 'developer') {
         buttons.push(h(
           NButton,
           { size: 'tiny', type: 'info', onClick: () => openProjectPermModal(row), style: 'margin-right: 8px' },
@@ -340,7 +340,7 @@ const roleOptions = [
     <!-- 分配项目权限弹窗 -->
     <NModal v-model:show="showProjectPermModal" :title="`分配项目权限 - ${permEditUserName}`" preset="dialog" positive-text="保存" @positive-click="handleSaveProjectPerms">
       <div style="margin-bottom: 12px; color: var(--color-text-tertiary); font-size: 13px;">
-        选择该观察者可查看的项目。未分配项目的观察者将无法查看任何数据。
+        选择该用户可查看的项目。未分配项目的用户将无法查看任何数据。开发者自己创建的项目会自动获得权限。
       </div>
       <NSelect
         v-model:value="permSelectedProjects"