diff --git a/.gcloudignore b/.gcloudignore
index 2a32cd7..484db1a 100644
--- a/.gcloudignore
+++ b/.gcloudignore
@@ -7,11 +7,9 @@ test/
 
 .env
 .env.example
-.eslintignore
-.eslintrc.js
 .gcloudignore
 .git
 .gitignore
-jest.config.js
+vitest.config.js
 README.md
 yarn-error.log
diff --git a/.gitignore b/.gitignore
index 1c75d3b..5230c3f 100755
--- a/.gitignore
+++ b/.gitignore
@@ -4,5 +4,4 @@
 /scripts/import/*.json
 
 .env
-.eslintcache
 yarn-error.log
diff --git a/README.md b/README.md
index e110910..4e7b37f 100755
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # [frank.gairal.rocks](https://frank.gairal.rocks) RESTful API ![CI status](https://github.com/gairal/frank-bo-node/actions/workflows/ci.yml/badge.svg)
 
 > A REST API built with [TypeScript](https://www.typescriptlang.org/), [Koa](https://koajs.com/),
-> [Jest](https://jestjs.io/), [bun](https://bun.sh/), [biome](https://biomejs.dev/) and ❤️
+> [Vitest](https://vitest.dev), [bun](https://bun.sh/), [biome](https://biomejs.dev/) and ❤️
 
 ## TOC
 
@@ -33,8 +33,8 @@ bun start
 - `bun dev`: launches a ts-node-dev watcher
 - `bun lint`: lints the whole sources and tests with eslint
 - `bun start`: runs the project in production mode
-- `bun test-cov`: runs Jest tests with coverage
-- `bun run test`: runs Jest tests
+- `bun test-cov`: runs vitest tests with coverage
+- `bun run test`: runs vitest tests
 
 ## To-do
 
diff --git a/biome.json b/biome.json
index 1d0ede5..b1ca8d9 100644
--- a/biome.json
+++ b/biome.json
@@ -23,7 +23,7 @@
     }
   },
   "javascript": {
-    "globals": ["afterEach", "describe", "expect", "it", "test", "jest"]
+    "globals": ["afterEach", "describe", "expect", "it", "test"]
   },
   "overrides": [
     {
diff --git a/bun.lockb b/bun.lockb
index ce15969..f7f7939 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/jest.config.js b/jest.config.js
deleted file mode 100644
index c30146e..0000000
--- a/jest.config.js
+++ /dev/null
@@ -1,15 +0,0 @@
-module.exports = {
-  collectCoverageFrom: ["<rootDir>/src/**/*.ts"],
-  coverageDirectory: "coverage",
-  coveragePathIgnorePatterns: [
-    "<rootDir>/dist/",
-    "<rootDir>/node_modules/",
-    "<rootDir>/src/app.ts",
-  ],
-  coverageReporters: ["html", "text", "text-summary"],
-  moduleFileExtensions: ["js", "ts", "json"],
-  setupFilesAfterEnv: ["<rootDir>/test/setupAfterEnv.ts"],
-  testPathIgnorePatterns: ["<rootDir>/dist/", "<rootDir>/node_modules/"],
-  testRegex: "/__tests__/.*\\.test\\.ts$",
-  transform: { "\\.ts$": "ts-jest" },
-};
diff --git a/package.json b/package.json
index 946eb81..dbda0a9 100644
--- a/package.json
+++ b/package.json
@@ -13,26 +13,25 @@
     "lint": "biome check",
     "prepare": "husky",
     "start": "node dist",
-    "test": "LOG_LEVEL=error jest",
-    "test-cov": "bun run test --collectCoverage"
+    "test": "LOG_LEVEL=error vitest",
+    "test-cov": "bun run test --coverage"
   },
   "devDependencies": {
     "@biomejs/biome": "^1.8.3",
     "@tsconfig/node20": "^20.1.4",
-    "@types/jest": "^29.5.12",
     "@types/koa": "^2.15.0",
     "@types/koa-logger": "^3.1.5",
     "@types/koa__cors": "^5.0.0",
     "@types/koa__router": "^12.0.4",
     "@types/node": "^22.1.0",
     "@types/supertest": "^6.0.2",
-    "firestore-jest-mock": "^0.25.0",
+    "@vitest/coverage-v8": "^2.0.5",
+    "firestore-vitest-mock": "^0.6.0",
     "husky": "^9.1.4",
-    "jest": "^29.7.0",
     "lint-staged": "^15.2.8",
     "supertest": "^7.0.0",
-    "ts-jest": "^29.2.3",
-    "typescript": "^5.5.4"
+    "typescript": "^5.5.4",
+    "vitest": "^2.0.5"
   },
   "dependencies": {
     "@google-cloud/firestore": "^7.9.0",
diff --git a/src/__tests__/error.test.ts b/src/__tests__/error.test.ts
index e8e0bf8..b06c800 100644
--- a/src/__tests__/error.test.ts
+++ b/src/__tests__/error.test.ts
@@ -1,5 +1,6 @@
 import request from "supertest";
 
+import { test, vi } from "vitest";
 import { app } from "../app";
 // biome-ignore lint/style/noNamespaceImport: exception
 import * as educationModel from "../model/education";
@@ -14,9 +15,9 @@ describe("error", () => {
   });
 
   test("returns a 500 status on error", async () => {
-    jest
-      .spyOn(educationModel, "getAll")
-      .mockRejectedValueOnce(new Error("NETWORK_ERROR"));
+    vi.spyOn(educationModel, "getAll").mockRejectedValueOnce(
+      new Error("NETWORK_ERROR"),
+    );
 
     const { body, status } = await subject("/educations");
 
diff --git a/src/__tests__/index.test.ts b/src/__tests__/index.test.ts
index a6f3095..dcfc93e 100644
--- a/src/__tests__/index.test.ts
+++ b/src/__tests__/index.test.ts
@@ -1,17 +1,17 @@
+import { vi } from "vitest";
 import { app } from "../app";
 import { PORT } from "../env";
+import "../index";
 
-const mockListen = jest.fn();
+const mockListen = vi.fn();
 
-app.listen = mockListen;
+vi.mock("../app", () => ({ app: { listen: vi.fn() } }));
 
 afterEach(() => {
   mockListen.mockClear();
 });
 
 test("server works", () => {
-  // eslint-disable-next-line global-require
-  require("..");
   expect(app.listen).toHaveBeenCalledTimes(1);
   expect(app.listen).toHaveBeenCalledWith(PORT, expect.any(Function));
 });
diff --git a/src/routes/__tests__/work.test.ts b/src/routes/__tests__/work.test.ts
index fba7003..c0f4446 100644
--- a/src/routes/__tests__/work.test.ts
+++ b/src/routes/__tests__/work.test.ts
@@ -1,5 +1,6 @@
 import request from "supertest";
 
+import { test } from "vitest";
 import { app } from "../../app";
 
 const subject = () => request(app.callback()).get("/works");
diff --git a/test/fixtures/education.ts b/test/fixtures/education.ts
index dfdd9df..e25478d 100644
--- a/test/fixtures/education.ts
+++ b/test/fixtures/education.ts
@@ -1,8 +1,8 @@
-import { Timestamp } from "@google-cloud/firestore";
+import { type DocumentData, Timestamp } from "@google-cloud/firestore";
 
 import type { FirestoreEducation } from "../../src/types/education";
 
-export const educationFixture = (): FirestoreEducation[] => [
+export const educationFixture = (): (FirestoreEducation & DocumentData)[] => [
   {
     dateIn: Timestamp.fromDate(new Date("2005-09-01")),
     dateOut: Timestamp.fromDate(new Date("2008-07-31")),
diff --git a/test/fixtures/interest.ts b/test/fixtures/interest.ts
index df0e7b4..1cde32c 100644
--- a/test/fixtures/interest.ts
+++ b/test/fixtures/interest.ts
@@ -1,6 +1,7 @@
+import type { DocumentData } from "@google-cloud/firestore";
 import type { FirestoreInterest } from "../../src/types/interest";
 
-export const interestFixture = (): FirestoreInterest[] => [
+export const interestFixture = (): (FirestoreInterest & DocumentData)[] => [
   {
     description:
       "China, Vietnam, Thaïland, Laos, Cambodia, Malaysia, Indonesia, India, Iceland, Ecuador, USA, Brazil, Spain, and more...",
diff --git a/test/fixtures/skill.ts b/test/fixtures/skill.ts
index 3a71564..34258e7 100644
--- a/test/fixtures/skill.ts
+++ b/test/fixtures/skill.ts
@@ -1,6 +1,7 @@
+import type { DocumentData } from "@google-cloud/firestore";
 import type { FirestoreSkillByCategory } from "../../src/types/skill";
 
-export const skillFixture = (): FirestoreSkillByCategory[] => [
+export const skillFixture = (): (FirestoreSkillByCategory & DocumentData)[] => [
   {
     id: "server-administration",
     label: "Server administration",
diff --git a/test/fixtures/travel.ts b/test/fixtures/travel.ts
index 7d27b10..c82cbe9 100644
--- a/test/fixtures/travel.ts
+++ b/test/fixtures/travel.ts
@@ -1,8 +1,8 @@
-import { GeoPoint } from "@google-cloud/firestore";
+import { type DocumentData, GeoPoint } from "@google-cloud/firestore";
 
 import type { FirestoreTravel } from "../../src/types/travel";
 
-export const travelFixture = (): FirestoreTravel[] => [
+export const travelFixture = (): (FirestoreTravel & DocumentData)[] => [
   {
     coordinates: new GeoPoint(52.3702, 4.89517),
     id: "amsterdam",
diff --git a/test/fixtures/work.ts b/test/fixtures/work.ts
index ffca0ae..8c744e0 100644
--- a/test/fixtures/work.ts
+++ b/test/fixtures/work.ts
@@ -1,8 +1,8 @@
-import { Timestamp } from "@google-cloud/firestore";
+import { type DocumentData, Timestamp } from "@google-cloud/firestore";
 
 import type { FirestoreWork } from "../../src/types/work";
 
-export const workFixture = (): FirestoreWork[] => [
+export const workFixture = (): (FirestoreWork & DocumentData)[] => [
   {
     achievements: [
       {
diff --git a/test/setupAfterEnv.ts b/test/setup.ts
similarity index 87%
rename from test/setupAfterEnv.ts
rename to test/setup.ts
index 8ebe091..10d8197 100644
--- a/test/setupAfterEnv.ts
+++ b/test/setup.ts
@@ -1,4 +1,4 @@
-import { mockGoogleCloudFirestore } from "firestore-jest-mock";
+import { mockGoogleCloudFirestore } from "firestore-vitest-mock";
 
 import { educationFixture } from "./fixtures/education";
 import { interestFixture } from "./fixtures/interest";
diff --git a/tsconfig.json b/tsconfig.json
index 35c12f3..1f10f5a 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@tsconfig/node20/tsconfig.json",
   "compilerOptions": {
     "forceConsistentCasingInFileNames": true,
-    "outDir": "./dist"
+    "outDir": "./dist",
+    "types": ["vitest/globals"]
   },
   "exclude": [
     "./__mocks__",
diff --git a/vitest.config.mjs b/vitest.config.mjs
new file mode 100644
index 0000000..b16132d
--- /dev/null
+++ b/vitest.config.mjs
@@ -0,0 +1,22 @@
+import { defineConfig } from "vitest/config";
+
+// biome-ignore lint/style/noDefaultExport: exception
+export default defineConfig({
+  test: {
+    coverage: {
+      reporter: ["text", "html", "json-summary", "json"],
+      reportOnFailure: true,
+      thresholds: {
+        lines: 80,
+        branches: 80,
+        functions: 60,
+        statements: 80,
+      },
+      include: ["src/**"],
+      exclude: ["src/**/*.d.ts"],
+    },
+    globals: true,
+    include: ["src/**/*.test.ts"],
+    setupFiles: ["./test/setup.ts"],
+  },
+});