diff --git a/jest-mongodb-config.js b/jest-mongodb-config.js
new file mode 100644
index 00000000..96083cb0
--- /dev/null
+++ b/jest-mongodb-config.js
@@ -0,0 +1,12 @@
+module.exports = {
+  mongodbMemoryServerOptions: {
+    binary: {
+      version: "4.0.3",
+      skipMD5: true,
+    },
+    instance: {
+      dbName: "jest",
+    },
+    autoStart: false,
+  },
+};
diff --git a/jest.config.js b/jest.config.js
index 39af18d6..c45aa4bd 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -2,5 +2,5 @@ module.exports = {
   moduleFileExtensions: ["js", "json"],
   testRegex: [".spec.js$", ".test.js$"],
   coverageDirectory: "./coverage",
-  testEnvironment: "node",
+  preset: "@shelf/jest-mongodb",
 };
diff --git a/package-lock.json b/package-lock.json
index 68787b53..62878eb4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -400,9 +400,9 @@
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-      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.11.2.tgz",
-      "integrity": "sha512-Vuj/+7vLo6l1Vi7uuO+1ngCDNeVmNbTngcJFKCR/oEtz8tKz0CJxZEGmPt9KcIloZhOZ3Zit6xbpXT2MDlS9Vw==",
+      "version": "7.11.1",
+      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.11.1.tgz",
+      "integrity": "sha512-u9QMIRdKVF7hfEkb3nu2LgZDIzCQPv+yHD9Eg6ruoJLjkrQ9fFz4IBSlF/9XwoNri9+2F1IY+dYuOfZrXq8t3w==",
       "dev": true
     },
     "@babel/plugin-proposal-async-generator-functions": {
@@ -1082,9 +1082,9 @@
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-      "version": "7.11.2",
-      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.11.2.tgz",
-      "integrity": "sha512-TeWkU52so0mPtDcaCTxNBI/IHiz0pZgr8VEFqXFtZWpYD08ZB6FaSwVAS8MKRQAP3bYKiVjwysOJgMFY28o6Tw==",
+      "version": "7.11.1",
+      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.11.1.tgz",
+      "integrity": "sha512-nH5y8fLvVl3HAb+ezbgcgwrH8QbClWo8xzkOu7+oyqngo3EVorwpWJQaqXPjGRpfj7mQvsJCl/S8knkfkPWqrw==",
       "dev": true,
       "requires": {
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@@ -1817,6 +1817,25 @@
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     },
+    "@shelf/jest-mongodb": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/@shelf/jest-mongodb/-/jest-mongodb-1.2.2.tgz",
+      "integrity": "sha512-FgNmvYmfXuOFyffziRheSwCBXrFwBZ0zTcNny04YyBD5VO1ukr7jnR+rKkKSMZ8E9LOVFU8Go8Ex24E2J917kw==",
+      "dev": true,
+      "requires": {
+        "debug": "4.1.1",
+        "mongodb-memory-server": "6.6.3",
+        "uuid": "8.3.0"
+      },
+      "dependencies": {
+        "uuid": {
+          "version": "8.3.0",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-8.3.0.tgz",
+          "integrity": "sha512-fX6Z5o4m6XsXBdli9g7DtWgAx+osMsRRZFKma1mIUsLCz6vRvv+pz5VNbyu9UEDzpMWulZfvpgb/cmDXVulYFQ==",
+          "dev": true
+        }
+      }
+    },
     "@sindresorhus/is": {
       "version": "0.14.0",
       "resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-0.14.0.tgz",
@@ -1897,6 +1916,42 @@
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       "dev": true
     },
+    "@types/cross-spawn": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/@types/cross-spawn/-/cross-spawn-6.0.2.tgz",
+      "integrity": "sha512-KuwNhp3eza+Rhu8IFI5HUXRP0LIhqH5cAjubUvGXXthh4YYBuP2ntwEX+Cz8GJoZUHlKo247wPWOfA9LYEq4cw==",
+      "dev": true,
+      "requires": {
+        "@types/node": "*"
+      }
+    },
+    "@types/debug": {
+      "version": "4.1.5",
+      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.5.tgz",
+      "integrity": "sha512-Q1y515GcOdTHgagaVFhHnIFQ38ygs/kmxdNpvpou+raI9UO3YZcHDngBSYKQklcKlvA7iuQlmIKbzvmxcOE9CQ==",
+      "dev": true
+    },
+    "@types/dedent": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/@types/dedent/-/dedent-0.7.0.tgz",
+      "integrity": "sha512-EGlKlgMhnLt/cM4DbUSafFdrkeJoC9Mvnj0PUCU7tFmTjMjNRT957kXCx0wYm3JuEq4o4ZsS5vG+NlkM2DMd2A==",
+      "dev": true
+    },
+    "@types/find-cache-dir": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/@types/find-cache-dir/-/find-cache-dir-3.2.0.tgz",
+      "integrity": "sha512-+JeT9qb2Jwzw72WdjU+TSvD5O1QRPWCeRpDJV+guiIq+2hwR0DFGw+nZNbTFjMIVe6Bf4GgAKeB/6Ytx6+MbeQ==",
+      "dev": true
+    },
+    "@types/find-package-json": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@types/find-package-json/-/find-package-json-1.1.1.tgz",
+      "integrity": "sha512-XMCocYkg6VUpkbOQMKa3M5cgc3MvU/LJKQwd3VUJrWZbLr2ARUggupsCAF8DxjEEIuSO6HlnH+vl+XV4bgVeEQ==",
+      "dev": true,
+      "requires": {
+        "@types/node": "*"
+      }
+    },
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       "version": "4.1.3",
       "resolved": "https://registry.npmjs.org/@types/graceful-fs/-/graceful-fs-4.1.3.tgz",
@@ -1931,6 +1986,27 @@
         "@types/istanbul-lib-report": "*"
       }
     },
+    "@types/lockfile": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@types/lockfile/-/lockfile-1.0.1.tgz",
+      "integrity": "sha512-65WZedEm4AnOsBDdsapJJG42MhROu3n4aSSiu87JXF/pSdlubxZxp3S1yz3kTfkJ2KBPud4CpjoHVAptOm9Zmw==",
+      "dev": true
+    },
+    "@types/md5-file": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/@types/md5-file/-/md5-file-4.0.2.tgz",
+      "integrity": "sha512-8gacRfEqLrmZ6KofpFfxyjsm/LYepeWUWUJGaf5A9W9J5B2/dRZMdkDqFDL6YDa9IweH12IO76jO7mpsK2B3wg==",
+      "dev": true
+    },
+    "@types/mkdirp": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@types/mkdirp/-/mkdirp-1.0.1.tgz",
+      "integrity": "sha512-HkGSK7CGAXncr8Qn/0VqNtExEE+PHMWb+qlR1faHMao7ng6P3tAaoWWBMdva0gL5h4zprjIO89GJOLXsMcDm1Q==",
+      "dev": true,
+      "requires": {
+        "@types/node": "*"
+      }
+    },
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       "version": "14.0.27",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-14.0.27.tgz",
@@ -1955,6 +2031,18 @@
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       "dev": true
     },
+    "@types/tmp": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/@types/tmp/-/tmp-0.2.0.tgz",
+      "integrity": "sha512-flgpHJjntpBAdJD43ShRosQvNC0ME97DCfGvZEDlAThQmnerRXrLbX6YgzRBQCZTthET9eAWFAMaYP0m0Y4HzQ==",
+      "dev": true
+    },
+    "@types/uuid": {
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/@types/uuid/-/uuid-8.0.1.tgz",
+      "integrity": "sha512-2kE8rEFgJpbBAPw5JghccEevQb0XVU0tewF/8h7wPQTeCtoJ6h8qmBIwuzUVm2MutmzC/cpCkwxudixoNYDp1A==",
+      "dev": true
+    },
     "@types/yargs": {
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       "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-15.0.5.tgz",
@@ -1979,7 +2067,8 @@
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+      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
+      "dev": true
     },
     "abort-controller": {
       "version": "3.0.0",
@@ -2112,11 +2201,6 @@
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-      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
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@@ -2147,20 +2231,6 @@
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-      "integrity": "sha512-Y9J6ZjXtoYh8RnXVCMOU/ttDmk1aBjunq9vO0ta5x85WDQiQfUF9sIPBITdbiiIVcBo03Hi3jMxigBtsddlXRw=="
-    },
-    "are-we-there-yet": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.5.tgz",
-      "integrity": "sha512-5hYdAkZlcG8tOLujVDTgCT+uPX0VnpAH28gWsLfzpXYm7wP6mp5Q/gYyR7YQ0cKVJcXJnl3j2kpBan13PtQf6w==",
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-        "delegates": "^1.0.0",
-        "readable-stream": "^2.0.6"
-      }
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       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
@@ -2476,15 +2546,6 @@
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-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/bcrypt/-/bcrypt-5.0.0.tgz",
-      "integrity": "sha512-jB0yCBl4W/kVHM2whjfyqnxTmOHkCX4kHEa5nYKSoGeYe8YrjTYTc87/6bwt1g8cmV0QrbhKriETg9jWtcREhg==",
-      "requires": {
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-        "node-pre-gyp": "0.15.0"
-      }
-    },
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@@ -2738,6 +2799,22 @@
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     },
+    "buffer": {
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.6.0.tgz",
+      "integrity": "sha512-/gDYp/UtU0eA1ys8bOs9J6a+E/KWIY+DZ+Q2WESNUA0jFRsJOc0SNUO6xJ5SGA1xueg3NL65W6s+NY5l9cunuw==",
+      "dev": true,
+      "requires": {
+        "base64-js": "^1.0.2",
+        "ieee754": "^1.1.4"
+      }
+    },
+    "buffer-crc32": {
+      "version": "0.2.13",
+      "resolved": "https://registry.npmjs.org/buffer-crc32/-/buffer-crc32-0.2.13.tgz",
+      "integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI=",
+      "dev": true
+    },
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@@ -2879,11 +2956,6 @@
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@@ -2985,11 +3057,6 @@
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@@ -3083,11 +3150,6 @@
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@@ -3279,10 +3341,17 @@
         "mimic-response": "^1.0.0"
       }
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+    "dedent": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/dedent/-/dedent-0.7.0.tgz",
+      "integrity": "sha1-JJXduvbrh0q7Dhvp3yLS5aVEMmw=",
+      "dev": true
+    },
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+      "dev": true
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@@ -3358,11 +3427,6 @@
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@@ -3378,11 +3442,6 @@
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-      "integrity": "sha1-+hN8S9aY7fVc1c0CrFWfkaTEups="
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@@ -3464,9 +3523,9 @@
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+      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.520.tgz",
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@@ -3843,9 +3902,9 @@
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+          "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-5.1.0.tgz",
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@@ -4257,6 +4316,15 @@
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+    "fd-slicer": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/fd-slicer/-/fd-slicer-1.1.0.tgz",
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+      "dev": true,
+      "requires": {
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@@ -4331,6 +4399,12 @@
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+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/find-package-json/-/find-package-json-1.2.0.tgz",
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+      "dev": true
+    },
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@@ -4434,13 +4508,11 @@
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-      "requires": {
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+    "fs-constants": {
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@@ -10452,6 +10545,16 @@
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diff --git a/package.json b/package.json
index fcc30814..6005a74a 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,6 @@
   "homepage": "https://github.com/microapidev/auth-microapi#readme",
   "dependencies": {
     "axios": "^0.19.2",
-    "bcrypt": "^5.0.0",
     "bcryptjs": "^2.4.3",
     "cors": "^2.8.5",
     "cross-env": "^7.0.2",
@@ -52,6 +51,7 @@
     "@babel/core": "^7.10.2",
     "@babel/node": "^7.10.1",
     "@babel/preset-env": "^7.10.2",
+    "@shelf/jest-mongodb": "^1.2.2",
     "babel-jest": "^26.0.1",
     "eslint": "^7.2.0",
     "eslint-config-prettier": "^6.11.0",
diff --git a/src/db/index.js b/src/db/index.js
new file mode 100644
index 00000000..2ab20e01
--- /dev/null
+++ b/src/db/index.js
@@ -0,0 +1,6 @@
+import { connect, disconnect } from "./database";
+
+module.exports = {
+  connect,
+  disconnect,
+};
diff --git a/src/models/__mocks__/user.js b/src/models/__mocks__/user.js
new file mode 100644
index 00000000..20c949f7
--- /dev/null
+++ b/src/models/__mocks__/user.js
@@ -0,0 +1,11 @@
+export const userData = {
+  firstname: "Test",
+  lastname: "Jest",
+  email: "test@jest.com",
+  password: "testjest",
+};
+
+export const userDataIncomplete = {
+  firstname: "Test",
+  lastname: "Jest",
+};
diff --git a/src/models/__test__/users.test.js b/src/models/__test__/users.test.js
new file mode 100644
index 00000000..e597e3e8
--- /dev/null
+++ b/src/models/__test__/users.test.js
@@ -0,0 +1,80 @@
+const mongoose = require("mongoose");
+const { connect, disconnect } = require("../../db");
+const UserModel = require("../users");
+const { userData, userDataIncomplete } = require("../__mocks__/user");
+const transformUser = require("../../utils/models/transform-user");
+
+describe("User model", () => {
+  beforeAll(() => {
+    connect(global.__MONGO_URI__);
+  });
+
+  afterEach(async () => {
+    await UserModel.deleteMany({});
+  });
+
+  afterAll(async () => {
+    disconnect();
+  });
+
+  test("Create and save user", async () => {
+    const createdUser = new UserModel(userData);
+    const savedUser = await createdUser.save();
+    expect(savedUser).toEqual(createdUser);
+    expect(savedUser).toMatchObject(userData);
+  });
+
+  test("Create fails with duplicate emails", async () => {
+    const createdUser = new UserModel(userData);
+    await createdUser.save();
+    let err;
+    try {
+      await new UserModel(userData).save();
+    } catch (error) {
+      err = error;
+    }
+    expect(err).toBeDefined();
+    expect(err.name).toEqual("MongoError");
+    expect(err.message).toMatch(new RegExp(userData.email));
+  });
+
+  test("Create fails without required fields", async () => {
+    let err;
+    const createdUser = new UserModel(userDataIncomplete);
+    try {
+      await createdUser.save();
+    } catch (error) {
+      err = error;
+    }
+    expect(err).toBeInstanceOf(mongoose.Error.ValidationError);
+    expect(err.errors.password).toBeDefined();
+    expect(err.errors.email).toBeDefined();
+  });
+
+  test("Create discards invalid fields", async () => {
+    const userDataInvalid = new UserModel({
+      ...userData,
+      create: "fails",
+    });
+    const savedUserDataInvalid = await userDataInvalid.save();
+    expect(savedUserDataInvalid).toMatchObject(userData);
+    expect(savedUserDataInvalid.create).toBeUndefined();
+  });
+
+  test("Transform user document", async () => {
+    const createdUser = new UserModel(userData);
+    const properties = ["_id", "__v", "password"];
+    await createdUser.validate();
+    properties.forEach((property) => {
+      expect(createdUser).toHaveProperty(property);
+    });
+    properties.forEach((property) => {
+      expect(
+        createdUser.toObject({ transform: transformUser })
+      ).not.toHaveProperty(property);
+      expect(
+        createdUser.toJSON({ transform: transformUser })
+      ).not.toHaveProperty(property);
+    });
+  });
+});
diff --git a/src/models/users.js b/src/models/users.js
new file mode 100644
index 00000000..a9ddfac6
--- /dev/null
+++ b/src/models/users.js
@@ -0,0 +1,91 @@
+/**
+ * A representation of an authenticating user
+ * @module models
+ * @author piouson <https://github.com/piouson>
+ */
+const mongooose = require("mongoose");
+const transformUser = require("../utils/models/transform-user");
+
+/**
+ * User schema
+ * @constructor User
+ */
+const userSchema = new mongooose.Schema(
+  {
+    firstname: {
+      type: String,
+      required: true,
+    },
+    lastname: {
+      type: String,
+      required: true,
+    },
+    email: {
+      type: String,
+      lowercase: true,
+      required: true,
+      unique: true,
+    },
+    password: {
+      type: String,
+      required: true,
+    },
+    resetPasswordToken: String,
+    resetPasswordExpire: Date,
+    phone: {
+      type: String,
+    },
+    otp: {
+      isEnabled: {
+        type: Boolean,
+        default: false,
+      },
+      status: {
+        type: String,
+      },
+    },
+    authProvider: [
+      {
+        authId: {
+          type: String,
+        },
+        authType: {
+          type: String,
+          enum: ["facebook", "github", "google", "twitter"],
+        },
+      },
+    ],
+    isVerified: {
+      type: Boolean,
+      default: false,
+    },
+    isActive: {
+      type: Boolean,
+      default: true,
+    },
+    failedLoginAttempts: {
+      count: {
+        type: Number,
+        default: 0,
+      },
+      lastAttempt: {
+        type: Date,
+      },
+    },
+    createdAt: {
+      type: Date,
+      default: Date.now,
+    },
+  },
+  {
+    timestamps: true,
+    toObject: {
+      transform: transformUser,
+    },
+    toJSON: {
+      transform: transformUser,
+    },
+  }
+);
+
+module.exports = mongooose.model("User", userSchema);
diff --git a/src/utils/models/transform-user.js b/src/utils/models/transform-user.js
new file mode 100644
index 00000000..0c871672
--- /dev/null
+++ b/src/utils/models/transform-user.js
@@ -0,0 +1,8 @@
+const transformUser = (doc, user) => {
+  user.id = user._id.toString();
+  delete user._id;
+  delete user.__v;
+  delete user.password;
+};
+
+module.exports = transformUser;