diff --git a/.gitignore b/.gitignore
index 307285b..448be13 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,6 @@ dist/
 build/
 *.tsbuildinfo
 .DS_Store
+test-results/
+playwright-report/
+playwright/.cache/
diff --git a/e2e/member-domains.spec.ts b/e2e/member-domains.spec.ts
new file mode 100644
index 0000000..89859d9
--- /dev/null
+++ b/e2e/member-domains.spec.ts
@@ -0,0 +1,36 @@
+import { test, expect } from "@playwright/test";
+
+// 일반 구성원 관점의 핵심 도메인: 근무(휴가 신청 검증) + 인센티브 게이지.
+// ?as=user 로 로드하면 앱 전체가 비관리자(김주임)로 동작.
+
+test("근무 페이지 + 휴가 신청 모달 검증", async ({ page }) => {
+  await page.goto("/attendance?as=user");
+  await expect(page.getByRole("heading", { name: "근무" })).toBeVisible();
+  await expect(page.getByText("이번 달 출근일")).toBeVisible();
+  // 휴가/공가 탭 → 휴가 신청 모달
+  await page.getByRole("button", { name: "휴가/공가" }).click();
+  await page.getByRole("button", { name: "휴가 신청" }).click();
+  const submit = page.getByRole("button", { name: "신청", exact: true });
+  // 시작일 없으면 신청 비활성
+  await expect(submit).toBeDisabled();
+  await page.locator('.fixed input[type="date"]').first().fill("2026-09-10");
+  await expect(submit).toBeEnabled();
+  // 제출하지 않고 닫기(영속 데이터 오염 방지)
+  await page.getByRole("dialog").getByRole("button", { name: "취소" }).click();
+});
+
+test("인센티브 페이지 게이지 렌더", async ({ page }) => {
+  const errs: string[] = [];
+  page.on("pageerror", (e) => errs.push(e.message));
+  await page.goto("/incentive?as=user");
+  await expect(page.getByRole("heading", { name: "내 인센티브" })).toBeVisible();
+  // 게이지/할당량 섹션 렌더(연도 선택 존재)
+  await expect(page.locator("select").first()).toBeVisible();
+  expect(errs, errs.join("\n")).toHaveLength(0);
+});
+
+test("대시보드 인센티브 게이지 + 내 이슈 보드", async ({ page }) => {
+  await page.goto("/?as=user");
+  await expect(page.getByText(/안녕하세요/)).toBeVisible();
+  await expect(page.getByText("내 이슈")).toBeVisible();
+});
diff --git a/e2e/project-flow.spec.ts b/e2e/project-flow.spec.ts
new file mode 100644
index 0000000..5e36a4a
--- /dev/null
+++ b/e2e/project-flow.spec.ts
@@ -0,0 +1,61 @@
+import { test, expect } from "@playwright/test";
+
+// 실제 프로젝트 상세 워크플로(개요/작업자/타임라인 칸반/메일 탭 + 작업 생성→상세 모달).
+const API = "http://localhost:8380/api";
+const stamp = Date.now().toString().slice(-6);
+let projectId = "";
+
+test.beforeAll(async () => {
+  const r = await fetch(`${API}/projects`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({ name: `E2E흐름-${stamp}`, clientDomain: "meditech.com" }),
+  });
+  const p = await r.json();
+  projectId = p.id;
+  // 작업자 1명 추가(담당자 옵션)
+  await fetch(`${API}/projects/${projectId}/members`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({ memberEmail: "park@special-partners.com", portion: 100, role: "작업자" }),
+  });
+});
+
+test.afterAll(async () => {
+  if (projectId) await fetch(`${API}/projects/${projectId}`, { method: "DELETE" }).catch(() => {});
+});
+
+test("프로젝트 상세 — 개요 렌더", async ({ page }) => {
+  await page.goto(`/projects/${projectId}`);
+  await expect(page.getByRole("heading", { name: new RegExp(`E2E흐름-${stamp}`) })).toBeVisible();
+  await expect(page.getByText("컨설팅 종류")).toBeVisible();
+  await expect(page.getByPlaceholder(/주의할 점/)).toBeVisible();
+});
+
+test("탭 이동 — 작업자/메일", async ({ page }) => {
+  await page.goto(`/projects/${projectId}`);
+  await page.getByRole("button", { name: "작업자", exact: true }).click();
+  await expect(page.getByText(/기여도\(portion\)/)).toBeVisible();
+  await expect(page.getByText("park@special-partners.com")).toBeVisible();
+  await page.getByRole("button", { name: "메일", exact: true }).click();
+  // 로컬은 Google Workspace 연동 미설정 → 안내 empty state가 정상
+  await expect(page.getByText("메일 연동이 설정되지 않았습니다")).toBeVisible();
+});
+
+test("타임라인 — 작업 추가 → 상세 모달 → 칸반 카드", async ({ page }) => {
+  const errs: string[] = [];
+  page.on("pageerror", (e) => errs.push(e.message));
+  await page.goto(`/projects/${projectId}`);
+  await page.getByRole("button", { name: "타임라인", exact: true }).click();
+  await page.getByRole("button", { name: "작업 추가" }).click();
+  const title = `E2E작업-${stamp}`;
+  await page.getByPlaceholder("예: 기술문서 초안 작성").fill(title);
+  await page.getByRole("button", { name: "추가", exact: true }).click();
+  // 생성 후 상세 모달이 열림(댓글 입력창으로 확인)
+  await expect(page.getByPlaceholder("댓글 입력…")).toBeVisible();
+  // 모달 닫기 → 칸반 카드에 작업명 표시
+  await page.keyboard.press("Escape");
+  await expect(page.getByPlaceholder("댓글 입력…")).toBeHidden();
+  await expect(page.getByText(title).first()).toBeVisible();
+  expect(errs, errs.join("\n")).toHaveLength(0);
+});
diff --git a/e2e/spin.spec.ts b/e2e/spin.spec.ts
new file mode 100644
index 0000000..a570110
--- /dev/null
+++ b/e2e/spin.spec.ts
@@ -0,0 +1,102 @@
+import { test, expect, Page } from "@playwright/test";
+
+// 로컬 DEV_AUTH: 기본 로드는 super-admin(관리자), '/?as=user' 로드는 비관리자(김주임).
+const API = "http://localhost:8380/api";
+const stamp = Date.now().toString().slice(-6);
+
+// 콘솔/페이지 에러를 모아 테스트에서 검증(치명적 JS 에러 감지).
+function trackErrors(page: Page): string[] {
+  const errs: string[] = [];
+  page.on("pageerror", (e) => errs.push("pageerror: " + e.message));
+  page.on("console", (m) => { if (m.type() === "error") errs.push("console: " + m.text()); });
+  return errs;
+}
+
+test.afterAll(async ({ request }) => {
+  // E2E로 만든 프로젝트/일정 정리
+  const projs = await (await fetch(`${API}/projects`)).json().catch(() => []);
+  for (const p of Array.isArray(projs) ? projs : []) {
+    if (typeof p.name === "string" && p.name.includes("E2E")) {
+      await fetch(`${API}/projects/${p.id}`, { method: "DELETE" }).catch(() => {});
+    }
+  }
+  const evs = await (await fetch(`${API}/calendar/events`)).json().catch(() => []);
+  for (const e of Array.isArray(evs) ? evs : []) {
+    if (typeof e.title === "string" && e.title.includes("E2E")) {
+      await fetch(`${API}/calendar/events/${e.id}`, { method: "DELETE" }).catch(() => {});
+    }
+  }
+});
+
+test.describe("관리자(super-admin)", () => {
+  test("대시보드 + 사이드바 네비", async ({ page }) => {
+    const errs = trackErrors(page);
+    await page.goto("/");
+    await expect(page.getByText(/안녕하세요/)).toBeVisible();
+    await expect(page.getByText("내 이슈")).toBeVisible();
+    // 사이드바: 일반 + 관리자 메뉴
+    await expect(page.getByRole("link", { name: "프로젝트", exact: true })).toBeVisible();
+    await expect(page.getByRole("link", { name: "캘린더" })).toBeVisible();
+    await expect(page.getByRole("link", { name: "프로젝트 관리" })).toBeVisible();
+    await expect(page.getByRole("link", { name: "회계" })).toBeVisible();
+    expect(errs, errs.join("\n")).toHaveLength(0);
+  });
+
+  test("쪽지함 명칭", async ({ page }) => {
+    await page.goto("/inbox");
+    await expect(page.getByRole("heading", { name: "쪽지함" })).toBeVisible();
+  });
+
+  test("캘린더 페이지 + 일정 생성", async ({ page }) => {
+    const errs = trackErrors(page);
+    await page.goto("/calendar");
+    await expect(page.getByRole("heading", { name: "캘린더" })).toBeVisible();
+    await page.getByRole("button", { name: "일정 추가" }).click();
+    const title = `E2E일정-${stamp}`;
+    await page.getByPlaceholder("예: 고객 미팅").fill(title);
+    // 분류/시작일은 기본값(기타/오늘) 사용
+    await page.getByRole("button", { name: "추가", exact: true }).click();
+    await expect(page.getByTitle(new RegExp(title))).toBeVisible();
+    expect(errs, errs.join("\n")).toHaveLength(0);
+  });
+
+  test("프로젝트 생성(모달) → 목록 반영", async ({ page }) => {
+    await page.goto("/admin/projects");
+    await expect(page.getByRole("heading", { name: "프로젝트 관리" })).toBeVisible();
+    await page.getByRole("button", { name: "프로젝트 생성" }).click();
+    const name = `E2E프로젝트-${stamp}`;
+    await page.getByPlaceholder("예: CardioScan FDA 510(k)").fill(name);
+    // 첫 번째 select = 업체: 첫 실제 항목 선택(생성 버튼 활성 조건)
+    await page.locator(".fixed select").first().selectOption({ index: 1 });
+    await page.getByRole("button", { name: "생성", exact: true }).click();
+    await expect(page.getByRole("link", { name: new RegExp(name) })).toBeVisible();
+  });
+
+  test("검증: 프로젝트명 없으면 생성 비활성", async ({ page }) => {
+    await page.goto("/admin/projects");
+    await page.getByRole("button", { name: "프로젝트 생성" }).click();
+    await expect(page.getByRole("button", { name: "생성", exact: true })).toBeDisabled();
+  });
+});
+
+test.describe("일반 구성원(?as=user)", () => {
+  test("관리자 메뉴 숨김", async ({ page }) => {
+    await page.goto("/?as=user");
+    await expect(page.getByText(/안녕하세요/)).toBeVisible();
+    await expect(page.getByRole("link", { name: "캘린더" })).toBeVisible();
+    await expect(page.getByRole("link", { name: "프로젝트 관리" })).toHaveCount(0);
+    await expect(page.getByRole("link", { name: "회계" })).toHaveCount(0);
+    await expect(page.getByRole("link", { name: "승인 관리" })).toHaveCount(0);
+  });
+
+  test("관리자 라우트 접근 시 대시보드로 리다이렉트", async ({ page }) => {
+    await page.goto("/admin/accounting?as=user");
+    await expect(page).toHaveURL(/\/$|\/\?/); // '/' 로 리다이렉트
+    await expect(page.getByText(/안녕하세요/)).toBeVisible();
+  });
+
+  test("내 프로필 접근", async ({ page }) => {
+    await page.goto("/profile?as=user");
+    await expect(page.getByRole("heading", { name: "내 프로필" })).toBeVisible();
+  });
+});
diff --git a/package-lock.json b/package-lock.json
index ec48816..a6d12d9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,6 +20,7 @@
         "recharts": "^2.12.7"
       },
       "devDependencies": {
+        "@playwright/test": "^1.61.1",
         "@types/node": "^20.14.10",
         "@types/react": "^18.3.3",
         "@types/react-dom": "^18.3.0",
@@ -867,6 +868,22 @@
         "node": ">= 8"
       }
     },
+    "node_modules/@playwright/test": {
+      "version": "1.61.1",
+      "resolved": "https://registry.npmjs.org/@playwright/test/-/test-1.61.1.tgz",
+      "integrity": "sha512-8nKv6+0RJSL9FE4jYOEGXnPeM/Hg12qZpmqzZjRh3qM0Y7c3z1mrOTfFLids72RDQYVh9WpLEfR5WdpNX4fkig==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "dependencies": {
+        "playwright": "1.61.1"
+      },
+      "bin": {
+        "playwright": "cli.js"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "node_modules/@remix-run/router": {
       "version": "1.23.3",
       "resolved": "https://registry.npmjs.org/@remix-run/router/-/router-1.23.3.tgz",
@@ -2645,6 +2662,53 @@
         "node": ">= 6"
       }
     },
+    "node_modules/playwright": {
+      "version": "1.61.1",
+      "resolved": "https://registry.npmjs.org/playwright/-/playwright-1.61.1.tgz",
+      "integrity": "sha512-DWnY5o3YbLWK4GovuAVwpqL+1VwGNdUGrRr++8j8PtQQzvAVZUIMjKQ90fY689sEJZJBbZVw1rXaOKSTitkzPQ==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "dependencies": {
+        "playwright-core": "1.61.1"
+      },
+      "bin": {
+        "playwright": "cli.js"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "optionalDependencies": {
+        "fsevents": "2.3.2"
+      }
+    },
+    "node_modules/playwright-core": {
+      "version": "1.61.1",
+      "resolved": "https://registry.npmjs.org/playwright-core/-/playwright-core-1.61.1.tgz",
+      "integrity": "sha512-h7Qlt6m4REp25qvIdvbDtVmD4LqVXfpRxhORv9L0jzETM05p4fuPJ3dKyuSXQxDSbXnmS79HAgi9589lGSpLkg==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "bin": {
+        "playwright-core": "cli.js"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/playwright/node_modules/fsevents": {
+      "version": "2.3.2",
+      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.2.tgz",
+      "integrity": "sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==",
+      "dev": true,
+      "hasInstallScript": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": "^8.16.0 || ^10.6.0 || >=11.0.0"
+      }
+    },
     "node_modules/postcss": {
       "version": "8.5.15",
       "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.15.tgz",
diff --git a/package.json b/package.json
index 6a07aaa..e01f986 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,8 @@
     "dev": "vite",
     "build": "tsc -b && vite build",
     "preview": "vite preview",
-    "typecheck": "tsc -b --noEmit"
+    "typecheck": "tsc -b --noEmit",
+    "test:e2e": "playwright test"
   },
   "dependencies": {
     "@dnd-kit/core": "^6.1.0",
@@ -22,6 +23,7 @@
     "recharts": "^2.12.7"
   },
   "devDependencies": {
+    "@playwright/test": "^1.61.1",
     "@types/node": "^20.14.10",
     "@types/react": "^18.3.3",
     "@types/react-dom": "^18.3.0",
diff --git a/playwright.config.ts b/playwright.config.ts
new file mode 100644
index 0000000..4cae720
--- /dev/null
+++ b/playwright.config.ts
@@ -0,0 +1,20 @@
+import { defineConfig } from "@playwright/test";
+
+// 로컬 스택(docker: frontend 5380 + backend 8380, DEV_AUTH)에 대한 E2E.
+// 스택은 이미 떠 있다고 가정(docker compose up -d).
+export default defineConfig({
+  testDir: "./e2e",
+  timeout: 30_000,
+  expect: { timeout: 10_000 },
+  fullyParallel: false,
+  workers: 1,
+  retries: 0,
+  reporter: [["list"]],
+  use: {
+    baseURL: "http://localhost:5380",
+    headless: true,
+    viewport: { width: 1280, height: 900 },
+    actionTimeout: 10_000,
+    ignoreHTTPSErrors: true,
+  },
+});