diff --git a/backend/src/modules/task/task.service.ts b/backend/src/modules/task/task.service.ts
index 73a93da..ce3dc87 100644
--- a/backend/src/modules/task/task.service.ts
+++ b/backend/src/modules/task/task.service.ts
@@ -216,7 +216,12 @@ export class TaskService {
       );
     }
 
-    qb.orderBy('task.seq', 'DESC').addOrderBy('checklist.sort_order', 'ASC');
+    // 정렬은 메인 엔티티(task.seq) 기준만 사용한다.
+    // skip/take(페이지네이션)와 to-many 조인을 함께 쓰면 TypeORM 이 DISTINCT id 서브쿼리로
+    // 페이징하는데, 이때 조인된 to-many 컬럼(checklist.sort_order)으로 ORDER BY 하면
+    // 컬럼 메타데이터를 찾지 못해 터진다(createOrderByCombinedWithSelectExpression).
+    // 목록 응답은 체크리스트의 [완료/전체] 수만 쓰므로 항목 순서가 필요 없다.
+    qb.orderBy('task.seq', 'DESC');
 
     const [tasks, total] = await qb
       .skip(pg.skip)
diff --git a/frontend/src/composables/useMember.ts b/frontend/src/composables/useMember.ts
index 1ad7f75..f64b6b5 100644
--- a/frontend/src/composables/useMember.ts
+++ b/frontend/src/composables/useMember.ts
@@ -4,15 +4,22 @@ import type {
   InviteMemberPayload,
   UpdateMemberPayload,
 } from '@/types/member'
+import type { Paginated } from '@/types/pagination'
 
 // 저장소 멤버 도메인 API Composable — 인터셉터가 success/data 를 언래핑
 // 경로는 모두 repoId(slugName) 하위: /repos/:repoId/members
 export function useMember() {
   const api = useApi()
 
-  // 멤버 목록 (멤버 또는 공개 저장소)
-  async function list(repoId: string): Promise<ApiRepoMember[]> {
-    return (await api.get(`/repos/${repoId}/members`)) as unknown as ApiRepoMember[]
+  // 멤버 목록 (멤버 또는 공개 저장소) — 백엔드가 페이지네이션 { items, total, ... } 반환
+  async function list(
+    repoId: string,
+    page = 1,
+    size = 20,
+  ): Promise<Paginated<ApiRepoMember>> {
+    return (await api.get(`/repos/${repoId}/members`, {
+      params: { page, size },
+    })) as unknown as Paginated<ApiRepoMember>
   }
 
   // 멤버 초대 (admin) — 가입된 사용자만 이메일로 초대
diff --git a/frontend/src/composables/useTask.ts b/frontend/src/composables/useTask.ts
index f3e5fdc..ceac95c 100644
--- a/frontend/src/composables/useTask.ts
+++ b/frontend/src/composables/useTask.ts
@@ -10,17 +10,21 @@ import type {
   UpdateTaskPayload,
 } from '@/types/task'
 import type { TaskStatus } from '@/mock/relay.mock'
+import type { Paginated } from '@/types/pagination'
 
 // 업무 도메인 API Composable — 인터셉터가 success/data 를 언래핑
 // 경로는 모두 repoId(slugName) 하위: /repos/:repoId/tasks[/:taskId]
 export function useTask() {
   const api = useApi()
 
-  // 업무 목록 (상태/담당자 필터 선택)
-  async function list(repoId: string, query: TaskListQuery = {}): Promise<ApiRepoTask[]> {
+  // 업무 목록 (상태/담당자 필터 선택) — 백엔드가 페이지네이션 { items, total, ... } 반환
+  async function list(
+    repoId: string,
+    query: TaskListQuery = {},
+  ): Promise<Paginated<ApiRepoTask>> {
     return (await api.get(`/repos/${repoId}/tasks`, {
       params: query,
-    })) as unknown as ApiRepoTask[]
+    })) as unknown as Paginated<ApiRepoTask>
   }
 
   // 업무 단건 상세 (taskId = 저장소 내 순번)
diff --git a/frontend/src/stores/member.store.ts b/frontend/src/stores/member.store.ts
index 9b70e1a..17037ec 100644
--- a/frontend/src/stores/member.store.ts
+++ b/frontend/src/stores/member.store.ts
@@ -45,8 +45,8 @@ export const useMemberStore = defineStore('member', () => {
   async function fetchList(repoId: string): Promise<void> {
     loading.value = true
     try {
-      const list = await memberApi.list(repoId)
-      members.value = list.map((m) => toMemberView(m, currentUserId()))
+      const { items } = await memberApi.list(repoId)
+      members.value = items.map((m) => toMemberView(m, currentUserId()))
     } finally {
       loading.value = false
     }
diff --git a/frontend/src/stores/task.store.ts b/frontend/src/stores/task.store.ts
index ed91909..1c7b3fb 100644
--- a/frontend/src/stores/task.store.ts
+++ b/frontend/src/stores/task.store.ts
@@ -211,8 +211,8 @@ export const useTaskStore = defineStore('task', () => {
   async function fetchList(repoId: string, query: TaskListQuery = {}): Promise<void> {
     loading.value = true
     try {
-      const list = await taskApi.list(repoId, query)
-      tasks.value = list.map(toRepoTaskView)
+      const { items } = await taskApi.list(repoId, query)
+      tasks.value = items.map(toRepoTaskView)
     } finally {
       loading.value = false
     }