diff --git a/src/db/connection.js b/src/db/connection.ts
similarity index 75%
rename from src/db/connection.js
rename to src/db/connection.ts
index ce7f0aa..3329bdc 100644
--- a/src/db/connection.js
+++ b/src/db/connection.ts
@@ -1,11 +1,11 @@
-const Sequelize = require('sequelize')
-const { Umzug, SequelizeStorage } = require('umzug')
-const { DATABASE_URL } = require('../util/config')
+import { Sequelize } from 'sequelize'
+import { Umzug, SequelizeStorage } from 'umzug'
+import { DATABASE_URL } from '../util/config'
 import logger from '../util/logger'
 
 const DB_CONNECTION_RETRY_LIMIT = 10
 
-const sequelize = new Sequelize(DATABASE_URL, { logging: false })
+export const sequelize = new Sequelize(DATABASE_URL, { logging: false })
 
 const runMigrations = async () => {
   const migrator = new Umzug({
@@ -27,9 +27,9 @@ const testConnection = async () => {
   await runMigrations()
 }
 
-const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms))
+const sleep = (ms: number) => new Promise((resolve) => setTimeout(resolve, ms))
 
-const connectToDatabase = async (attempt = 0) => {
+export const connectToDatabase = async (attempt = 0) => {
   try {
     await testConnection()
   } catch (err) {
diff --git a/src/db/models/index.js b/src/db/models/index.js
deleted file mode 100644
index 65054fc..0000000
--- a/src/db/models/index.js
+++ /dev/null
@@ -1,5 +0,0 @@
-const User = require('./user')
-
-module.exports = {
-  User,
-}
diff --git a/src/db/models/user.js b/src/db/models/user.js
deleted file mode 100644
index fd85481..0000000
--- a/src/db/models/user.js
+++ /dev/null
@@ -1,24 +0,0 @@
-const { STRING, ARRAY } = require('sequelize')
-const { sequelize } = require('../connection')
-
-const User = sequelize.define(
-  'User',
-  {
-    id: {
-      type: STRING,
-      primaryKey: true,
-      allowNull: false,
-    },
-    iamGroups: {
-      type: ARRAY(STRING),
-      allowNull: false,
-      defaultValue: [],
-    },
-  },
-  {
-    underscored: true,
-    sequelize,
-  },
-)
-
-module.exports = User
diff --git a/src/db/models/user.ts b/src/db/models/user.ts
new file mode 100644
index 0000000..7db2797
--- /dev/null
+++ b/src/db/models/user.ts
@@ -0,0 +1,25 @@
+import { STRING, ARRAY, InferAttributes, Model } from 'sequelize'
+import { sequelize } from '../connection';
+
+class User extends Model<InferAttributes<User>> {
+  declare id: string;
+  declare iamGroups: string[];
+}
+
+User.init(
+  {
+    id: {
+      type: STRING,
+      primaryKey: true,
+    },
+    iamGroups: {
+      type: ARRAY(STRING),
+      allowNull: false,
+      defaultValue: [],
+    },
+  },
+  { sequelize, modelName: 'user', underscored: true },
+)
+
+module.exports = User
+export default User
diff --git a/src/index.js b/src/index.js
index a957ccb..9a2ad9c 100644
--- a/src/index.js
+++ b/src/index.js
@@ -17,7 +17,7 @@ const { getIAMRights } = require('./auth/IAMRights')
 const { data } = require('./auth/data')
 
 const { connectToDatabase } = require('./db/connection')
-const { User } = require('./db/models')
+const User = require('./db/models/user')
 const testRouter = require('./util/testRouter')
 
 initializeSentry()