diff --git a/packages/backend/bin/database/seed-user.ts b/packages/backend/bin/database/seed-user.ts
index 2d75d7b2..c2a06e1c 100644
--- a/packages/backend/bin/database/seed-user.ts
+++ b/packages/backend/bin/database/seed-user.ts
@@ -1,5 +1,5 @@
 import User from '../../src/models/user';
-import '../../src/config/database';
+import '../../src/config/orm';
 import logger from '../../src/helpers/logger';
 
 const userParams = {
diff --git a/packages/backend/knexfile.ts b/packages/backend/knexfile.ts
index 9f6c353c..4822d4c4 100644
--- a/packages/backend/knexfile.ts
+++ b/packages/backend/knexfile.ts
@@ -1,5 +1,7 @@
 import appConfig from './src/config/app';
 
+const fileExtension = appConfig.isDev ? 'ts' : 'js';
+
 const knexConfig = {
   client: 'pg',
   connection: {
@@ -13,6 +15,8 @@ const knexConfig = {
   pool: { min: 0, max: 20 },
   migrations: {
     directory: __dirname + '/src/db/migrations',
+    extension: fileExtension,
+    loadExtensions: [`.${fileExtension}`],
   },
   seeds: {
     directory: __dirname + '/src/db/seeds',
diff --git a/packages/backend/package.json b/packages/backend/package.json
index 8ccac2d9..d7f1ec49 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -3,10 +3,10 @@
   "version": "0.1.0",
   "description": "> TODO: description",
   "scripts": {
-    "dev": "nodemon --watch 'src/**/*.ts' --exec 'ts-node' src/app.ts",
+    "dev": "nodemon --watch 'src/**/*.ts' --exec 'ts-node' src/server.ts",
     "worker": "nodemon --watch 'src/**/*.ts' --exec 'ts-node' src/worker.ts",
-    "build": "tsc",
-    "start": "node dist/src/app.js",
+    "build": "tsc && yarn copy-statics",
+    "start": "node dist/src/server.js",
     "test": "ava",
     "lint": "eslint . --ignore-path ../../.eslintignore",
     "db:create": "ts-node ./bin/database/create.ts",
@@ -14,7 +14,8 @@
     "db:drop": "ts-node ./bin/database/drop.ts",
     "db:migration:create": "knex migrate:make",
     "db:rollback": "knex migrate:rollback",
-    "db:migrate": "knex migrate:latest"
+    "db:migrate": "knex migrate:latest",
+    "copy-statics": "copyfiles src/**/*.{graphql,json} dist"
   },
   "dependencies": {
     "@automatisch/web": "0.1.0",
@@ -27,6 +28,7 @@
     "axios": "0.24.0",
     "bcrypt": "^5.0.1",
     "bullmq": "^1.76.1",
+    "copyfiles": "^2.4.1",
     "cors": "^2.8.5",
     "crypto-js": "^4.1.1",
     "debug": "~2.6.9",
@@ -60,7 +62,7 @@
     }
   ],
   "homepage": "https://github.com/automatisch/automatisch#readme",
-  "main": "src/app.ts",
+  "main": "dist/src/app",
   "directories": {
     "src": "src",
     "test": "__tests__"
@@ -78,6 +80,7 @@
   "devDependencies": {
     "@automatisch/types": "0.1.0",
     "@types/bcrypt": "^5.0.0",
+    "@types/bull": "^3.15.8",
     "@types/cors": "^2.8.12",
     "@types/crypto-js": "^4.0.2",
     "@types/express": "^4.17.13",
diff --git a/packages/backend/src/app.ts b/packages/backend/src/app.ts
index 1fd02c92..ccf1848c 100644
--- a/packages/backend/src/app.ts
+++ b/packages/backend/src/app.ts
@@ -4,12 +4,11 @@ import express, { Request, Response, NextFunction } from 'express';
 import cors from 'cors';
 import corsOptions from './config/cors-options';
 import graphQLInstance from './helpers/graphql-instance';
-import logger from './helpers/logger';
 import morgan from './helpers/morgan';
 import appAssetsHandler from './helpers/app-assets-handler';
 import webUIHandler from './helpers/web-ui-handler';
 import errorHandler from './helpers/error-handler';
-import './config/database';
+import './config/orm';
 import {
   createBullBoardHandler,
   serverAdapter,
@@ -21,7 +20,6 @@ if (appConfig.appEnv === 'development') {
 }
 
 const app = express();
-const port = appConfig.port;
 
 if (appConfig.appEnv === 'development') {
   injectBullBoardHandler(app, serverAdapter);
@@ -44,6 +42,4 @@ app.use(function (req: Request, res: Response, next: NextFunction) {
 
 app.use(errorHandler);
 
-app.listen(port, () => {
-  logger.info(`Server is listening on ${port}`);
-});
+export default app;
diff --git a/packages/backend/src/config/app.ts b/packages/backend/src/config/app.ts
index 7a2bf655..9f7b6017 100644
--- a/packages/backend/src/config/app.ts
+++ b/packages/backend/src/config/app.ts
@@ -5,15 +5,16 @@ type AppConfig = {
   host: string;
   protocol: string;
   port: string;
-  webAppUrl?: string;
+  webAppUrl: string;
   appEnv: string;
+  isDev: boolean;
   postgresDatabase: string;
   postgresPort: number;
   postgresHost: string;
   postgresUsername: string;
-  postgresPassword: string;
+  postgresPassword?: string;
   postgresEnableSsl: boolean;
-  baseUrl?: string;
+  baseUrl: string;
   encryptionKey: string;
   appSecretKey: string;
   serveWebAppSeparately: boolean;
@@ -21,37 +22,44 @@ type AppConfig = {
   redisPort: number;
 };
 
+const host = process.env.HOST || 'localhost';
+const protocol = process.env.PROTOCOL || 'http';
+const port = process.env.PORT || '3000';
+const serveWebAppSeparately = process.env.SERVE_WEB_APP_SEPARATELY === 'true' ? true : false;
+
+let webAppUrl = `${protocol}://${host}:${port}`;
+if (serveWebAppSeparately) {
+  webAppUrl = process.env.WEB_APP_URL || 'http://localhost:3001';
+}
+
+const baseUrl = `${protocol}://${host}:${port}`;
+
+const appEnv = process.env.APP_ENV || 'development';
+
 const appConfig: AppConfig = {
-  host: process.env.HOST || 'localhost',
-  protocol: process.env.PROTOCOL || 'http',
-  port: process.env.PORT || '3000',
-  appEnv: process.env.APP_ENV || 'development',
+  host,
+  protocol,
+  port,
+  appEnv: appEnv,
+  isDev: appEnv === 'development',
   postgresDatabase: process.env.POSTGRES_DATABASE || 'automatisch_development',
-  postgresPort: parseInt(process.env.POSTGRES_PORT) || 5432,
+  postgresPort: parseInt(process.env.POSTGRES_PORT|| '5432'),
   postgresHost: process.env.POSTGRES_HOST || 'localhost',
   postgresUsername:
-    process.env.POSTGRES_USERNAME || 'automatish_development_user',
+    process.env.POSTGRES_USERNAME || 'automatisch_development_user',
   postgresPassword: process.env.POSTGRES_PASSWORD,
   postgresEnableSsl: process.env.POSTGRES_ENABLE_SSL === 'true' ? true : false,
-  encryptionKey: process.env.ENCRYPTION_KEY,
-  appSecretKey: process.env.APP_SECRET_KEY,
-  serveWebAppSeparately:
-    process.env.SERVE_WEB_APP_SEPARATELY === 'true' ? true : false,
+  encryptionKey: process.env.ENCRYPTION_KEY || '',
+  appSecretKey: process.env.APP_SECRET_KEY || '',
+  serveWebAppSeparately,
   redisHost: process.env.REDIS_HOST || '127.0.0.1',
-  redisPort: parseInt(process.env.REDIS_PORT) || 6379,
+  redisPort: parseInt(process.env.REDIS_PORT || '6379'),
+  baseUrl,
+  webAppUrl,
 };
 
-if (appConfig.serveWebAppSeparately) {
-  appConfig.webAppUrl = process.env.WEB_APP_URL || 'http://localhost:3001';
-} else {
-  appConfig.webAppUrl = `${appConfig.protocol}://${appConfig.host}:${appConfig.port}`;
-}
-
 if (!appConfig.encryptionKey) {
   throw new Error('ENCRYPTION_KEY environment variable needs to be set!');
 }
 
-const baseUrl = `${appConfig.protocol}://${appConfig.host}:${appConfig.port}`;
-appConfig.baseUrl = baseUrl;
-
 export default appConfig;
diff --git a/packages/backend/src/config/database.ts b/packages/backend/src/config/database.ts
index 431a013a..cf55a2fb 100644
--- a/packages/backend/src/config/database.ts
+++ b/packages/backend/src/config/database.ts
@@ -1,6 +1,19 @@
-import { Model } from 'objection';
-import knexInstance from 'knex';
+import process from 'process';
+import knex from 'knex';
+import type { Knex } from 'knex';
 import knexConfig from '../../knexfile';
+import logger from '../helpers/logger';
 
-const knex = knexInstance(knexConfig)
-Model.knex(knex)
+const knexInstance: Knex = knex(knexConfig);
+
+const CONNECTION_REFUSED = 'ECONNREFUSED';
+
+knexInstance.raw('SELECT 1')
+  .catch((err) => {
+    if (err.code === CONNECTION_REFUSED) {
+      logger.error('Make sure you have installed PostgreSQL and it is running.', err);
+      process.exit();
+    }
+  });
+
+export default knexInstance;
diff --git a/packages/backend/src/config/orm.ts b/packages/backend/src/config/orm.ts
new file mode 100644
index 00000000..a154fad3
--- /dev/null
+++ b/packages/backend/src/config/orm.ts
@@ -0,0 +1,4 @@
+import { Model } from 'objection';
+import database from './database';
+
+Model.knex(database)
diff --git a/packages/backend/src/config/redis.ts b/packages/backend/src/config/redis.ts
index c0fbf994..dd816d0f 100644
--- a/packages/backend/src/config/redis.ts
+++ b/packages/backend/src/config/redis.ts
@@ -3,6 +3,7 @@ import appConfig from './app';
 const redisConfig = {
   host: appConfig.redisHost,
   port: appConfig.redisPort,
+  enableOfflineQueue: false,
 };
 
 export default redisConfig;
diff --git a/packages/backend/src/graphql/mutations/create-auth-data.ts b/packages/backend/src/graphql/mutations/create-auth-data.ts
index fa770b6c..051f1de0 100644
--- a/packages/backend/src/graphql/mutations/create-auth-data.ts
+++ b/packages/backend/src/graphql/mutations/create-auth-data.ts
@@ -22,6 +22,8 @@ const createAuthData = async (
   const appClass = (await import(`../../apps/${connection.key}`)).default;
   const appData = App.findOneByKey(connection.key);
 
+  if (!connection.formattedData) { return null; }
+
   const appInstance = new appClass(appData, {
     consumerKey: connection.formattedData.consumerKey,
     consumerSecret: connection.formattedData.consumerSecret,
diff --git a/packages/backend/src/graphql/mutations/delete-step.ts b/packages/backend/src/graphql/mutations/delete-step.ts
index 705959f6..bc1c1eb4 100644
--- a/packages/backend/src/graphql/mutations/delete-step.ts
+++ b/packages/backend/src/graphql/mutations/delete-step.ts
@@ -19,6 +19,8 @@ const deleteStep = async (
     })
     .throwIfNotFound();
 
+  if (!step) return;
+
   await step.$query().delete();
 
   const nextSteps = await step.flow
diff --git a/packages/backend/src/graphql/mutations/reset-connection.ts b/packages/backend/src/graphql/mutations/reset-connection.ts
index 06113673..e85f3bcb 100644
--- a/packages/backend/src/graphql/mutations/reset-connection.ts
+++ b/packages/backend/src/graphql/mutations/reset-connection.ts
@@ -18,6 +18,8 @@ const resetConnection = async (
     })
     .throwIfNotFound();
 
+  if (!connection.formattedData) { return null; }
+
   connection = await connection.$query().patchAndFetch({
     formattedData: { screenName: connection.formattedData.screenName },
   });
diff --git a/packages/backend/src/graphql/queries/get-connected-apps.ts b/packages/backend/src/graphql/queries/get-connected-apps.ts
index 2e1615ab..6a373dbf 100644
--- a/packages/backend/src/graphql/queries/get-connected-apps.ts
+++ b/packages/backend/src/graphql/queries/get-connected-apps.ts
@@ -26,10 +26,13 @@ const getConnectedApps = async (
     .filter((app: IApp) => connectionKeys.includes(app.key))
     .map((app: IApp) => {
       const connection = connections.find(
-        (connection: IConnection) => connection.key === app.key
+        (connection) => (connection as IConnection).key === app.key
       );
 
-      app.connectionCount = connection.count;
+      if (connection) {
+        app.connectionCount = connection.count;
+      }
+
       return app;
     });
 
diff --git a/packages/backend/src/graphql/queries/get-data.ts b/packages/backend/src/graphql/queries/get-data.ts
index 68907ea6..89379b1e 100644
--- a/packages/backend/src/graphql/queries/get-data.ts
+++ b/packages/backend/src/graphql/queries/get-data.ts
@@ -12,8 +12,12 @@ const getData = async (_parent: unknown, params: Params, context: Context) => {
     .withGraphFetched('connection')
     .findById(params.stepId);
 
+  if (!step) return null;
+
   const connection = step.connection;
 
+  if (!connection || !step.appKey) return null;
+
   const appData = App.findOneByKey(step.appKey);
   const AppClass = (await import(`../../apps/${step.appKey}`)).default;
 
diff --git a/packages/backend/src/helpers/logger.ts b/packages/backend/src/helpers/logger.ts
index 32371ed2..c206bff5 100644
--- a/packages/backend/src/helpers/logger.ts
+++ b/packages/backend/src/helpers/logger.ts
@@ -10,7 +10,7 @@ const levels = {
 }
 
 const level = () => {
-  return appConfig.appEnv === 'development' ? 'debug' : 'warn'
+  return appConfig.appEnv === 'development' ? 'debug' : 'info'
 }
 
 const colors = {
diff --git a/packages/backend/src/models/app.ts b/packages/backend/src/models/app.ts
index 08cf6d2a..9b139aac 100644
--- a/packages/backend/src/models/app.ts
+++ b/packages/backend/src/models/app.ts
@@ -1,5 +1,6 @@
 import fs from 'fs';
 import { dirname, join } from 'path';
+import { IApp } from '@automatisch/types';
 import appInfoConverter from '../helpers/app-info-converter';
 
 class App {
@@ -7,7 +8,7 @@ class App {
   static folderPath = join(dirname(this.backendPath), 'apps');
   static list = fs.readdirSync(this.folderPath);
 
-  static findAll(name?: string): object[] {
+  static findAll(name?: string): IApp[] {
     if (!name) return this.list.map((name) => this.findOneByName(name));
 
     return this.list
@@ -15,7 +16,7 @@ class App {
       .map((name) => this.findOneByName(name));
   }
 
-  static findOneByName(name: string): object {
+  static findOneByName(name: string): IApp {
     const rawAppData = fs.readFileSync(
       this.folderPath + `/${name}/info.json`,
       'utf-8'
@@ -23,7 +24,7 @@ class App {
     return appInfoConverter(rawAppData);
   }
 
-  static findOneByKey(key: string): object {
+  static findOneByKey(key: string): IApp {
     const rawAppData = fs.readFileSync(
       this.folderPath + `/${key}/info.json`,
       'utf-8'
diff --git a/packages/backend/src/models/connection.ts b/packages/backend/src/models/connection.ts
index 28ee9f43..997b7ffd 100644
--- a/packages/backend/src/models/connection.ts
+++ b/packages/backend/src/models/connection.ts
@@ -9,10 +9,10 @@ import { IJSONObject } from '@automatisch/types';
 class Connection extends Base {
   id!: string;
   key!: string;
-  data: string;
-  formattedData!: IJSONObject;
+  data = '';
+  formattedData?: IJSONObject;
   userId!: string;
-  verified: boolean;
+  verified = false;
   count: number;
 
   static tableName = 'connections';
@@ -50,7 +50,7 @@ class Connection extends Base {
       appConfig.encryptionKey
     ).toString();
 
-    delete this['formattedData'];
+    delete this.formattedData;
   }
 
   decryptData(): void {
diff --git a/packages/backend/src/models/execution-step.ts b/packages/backend/src/models/execution-step.ts
index cebcd754..9b0c701e 100644
--- a/packages/backend/src/models/execution-step.ts
+++ b/packages/backend/src/models/execution-step.ts
@@ -8,7 +8,7 @@ class ExecutionStep extends Base {
   stepId!: string;
   dataIn!: Record<string, unknown>;
   dataOut!: Record<string, unknown>;
-  status: string;
+  status = 'failure';
   step: Step;
 
   static tableName = 'execution_steps';
diff --git a/packages/backend/src/models/execution.ts b/packages/backend/src/models/execution.ts
index 7cd11029..d08a5e83 100644
--- a/packages/backend/src/models/execution.ts
+++ b/packages/backend/src/models/execution.ts
@@ -5,8 +5,8 @@ import ExecutionStep from './execution-step';
 class Execution extends Base {
   id!: string;
   flowId!: string;
-  testRun: boolean;
-  executionSteps: ExecutionStep[];
+  testRun = false;
+  executionSteps: ExecutionStep[] = [];
 
   static tableName = 'executions';
 
diff --git a/packages/backend/src/models/flow.ts b/packages/backend/src/models/flow.ts
index 563c6812..d489ee50 100644
--- a/packages/backend/src/models/flow.ts
+++ b/packages/backend/src/models/flow.ts
@@ -6,9 +6,9 @@ import Execution from './execution';
 
 class Flow extends Base {
   id!: string;
-  name: string;
+  name!: string;
   userId!: string;
-  active: boolean;
+  active = false;
   steps?: [Step];
 
   static tableName = 'flows';
diff --git a/packages/backend/src/models/step.ts b/packages/backend/src/models/step.ts
index fec08153..09544669 100644
--- a/packages/backend/src/models/step.ts
+++ b/packages/backend/src/models/step.ts
@@ -7,15 +7,15 @@ import type { IStep } from '@automatisch/types';
 class Step extends Base {
   id!: string;
   flowId!: string;
-  key: string;
-  appKey: string;
+  key?: string;
+  appKey?: string;
   type!: IStep["type"];
   connectionId?: string;
-  status: string;
-  position: number;
-  parameters: Record<string, unknown>;
+  status = 'incomplete';
+  position!: number;
+  parameters: Record<string, unknown> = {};
   connection?: Connection;
-  flow?: Flow;
+  flow: Flow;
   executionSteps?: [ExecutionStep];
 
   static tableName = 'steps';
diff --git a/packages/backend/src/queues/processor.ts b/packages/backend/src/queues/processor.ts
index 7960c54c..14e60c1c 100644
--- a/packages/backend/src/queues/processor.ts
+++ b/packages/backend/src/queues/processor.ts
@@ -1,11 +1,22 @@
+import process from 'process';
 import { Queue, QueueScheduler } from 'bullmq';
 import redisConfig from '../config/redis';
+import logger from '../helpers/logger';
+
+const CONNECTION_REFUSED = 'ECONNREFUSED';
 
 const redisConnection = {
   connection: redisConfig,
 };
 
-new QueueScheduler('processor', redisConnection);
 const processorQueue = new Queue('processor', redisConnection);
+new QueueScheduler('processor', redisConnection);
+
+processorQueue.on('error', (err) => {
+  if ((err as any).code === CONNECTION_REFUSED) {
+    logger.error('Make sure you have installed Redis and it is running.', err);
+    process.exit();
+  }
+});
 
 export default processorQueue;
diff --git a/packages/backend/src/server.ts b/packages/backend/src/server.ts
new file mode 100644
index 00000000..e0c0962c
--- /dev/null
+++ b/packages/backend/src/server.ts
@@ -0,0 +1,9 @@
+import app from './app';
+import appConfig from './config/app';
+import logger from './helpers/logger';
+
+const port = appConfig.port;
+
+app.listen(port, () => {
+  logger.info(`Server is listening on ${port}`);
+});
diff --git a/packages/backend/src/services/processor.ts b/packages/backend/src/services/processor.ts
index a82bca2d..8d50c53a 100644
--- a/packages/backend/src/services/processor.ts
+++ b/packages/backend/src/services/processor.ts
@@ -14,8 +14,8 @@ type ProcessorOptions = {
 
 class Processor {
   flow: Flow;
-  untilStep: Step;
-  testRun: boolean;
+  untilStep?: Step;
+  testRun?: boolean;
 
   static variableRegExp = /({{step\..+\..+}})/g;
 
@@ -32,7 +32,8 @@ class Processor {
       .orderBy('position', 'asc');
 
     const triggerStep = steps.find((step) => step.type === 'trigger');
-    let initialTriggerData = await this.getInitialTriggerData(triggerStep);
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    let initialTriggerData = await this.getInitialTriggerData(triggerStep!);
 
     if (this.testRun) {
       initialTriggerData = [initialTriggerData[0]];
@@ -53,6 +54,8 @@ class Processor {
       let fetchedActionData = {};
 
       for await (const step of steps) {
+        if (!step.appKey) continue;
+
         const appData = App.findOneByKey(step.appKey);
 
         const {
@@ -74,11 +77,11 @@ class Processor {
 
         const appInstance = new AppClass(
           appData,
-          connection.formattedData,
+          connection?.formattedData,
           computedParameters
         );
 
-        if (!isTrigger) {
+        if (!isTrigger && key) {
           const command = appInstance.actions[key];
           fetchedActionData = await command.run();
         }
@@ -107,17 +110,21 @@ class Processor {
       .orderBy('created_at', 'desc')
       .first();
 
-    return lastExecutionStepFromFirstExecution.dataOut;
+    return lastExecutionStepFromFirstExecution?.dataOut;
   }
 
   async getInitialTriggerData(step: Step) {
+    if (!step.appKey) return null;
+
     const appData = App.findOneByKey(step.appKey);
     const { appKey, connection, key, parameters: rawParameters = {} } = step;
 
+    if (!key) return null;
+
     const AppClass = (await import(`../apps/${appKey}`)).default;
     const appInstance = new AppClass(
       appData,
-      connection.formattedData,
+      connection?.formattedData,
       rawParameters
     );
 
@@ -149,30 +156,34 @@ class Processor {
     executionSteps: ExecutionSteps
   ): Step['parameters'] {
     const entries = Object.entries(parameters);
-    return entries.reduce((result, [key, value]: [string, string]) => {
-      const parts = value.split(Processor.variableRegExp);
+    return entries.reduce((result, [key, value]: [string, unknown]) => {
+      if (typeof value === 'string') {
+        const parts = value.split(Processor.variableRegExp);
 
-      const computedValue = parts
-        .map((part: string) => {
-          const isVariable = part.match(Processor.variableRegExp);
-          if (isVariable) {
-            const stepIdAndKeyPath = part.replace(/{{step.|}}/g, '') as string;
-            const [stepId, ...keyPaths] = stepIdAndKeyPath.split('.');
-            const keyPath = keyPaths.join('.');
-            const executionStep = executionSteps[stepId.toString() as string];
-            const data = executionStep?.dataOut;
-            const dataValue = get(data, keyPath);
-            return dataValue;
-          }
+        const computedValue = parts
+          .map((part: string) => {
+            const isVariable = part.match(Processor.variableRegExp);
+            if (isVariable) {
+              const stepIdAndKeyPath = part.replace(/{{step.|}}/g, '') as string;
+              const [stepId, ...keyPaths] = stepIdAndKeyPath.split('.');
+              const keyPath = keyPaths.join('.');
+              const executionStep = executionSteps[stepId.toString() as string];
+              const data = executionStep?.dataOut;
+              const dataValue = get(data, keyPath);
+              return dataValue;
+            }
 
-          return part;
-        })
-        .join('');
+            return part;
+          })
+          .join('');
 
-      return {
-        ...result,
-        [key]: computedValue,
-      };
+        return {
+          ...result,
+          [key]: computedValue,
+        };
+      }
+
+      return result;
     }, {});
   }
 }
diff --git a/packages/backend/src/types/interfaces/authentication-interface.ts b/packages/backend/src/types/interfaces/authentication-interface.ts
index 092cf15e..5f93423b 100644
--- a/packages/backend/src/types/interfaces/authentication-interface.ts
+++ b/packages/backend/src/types/interfaces/authentication-interface.ts
@@ -1,10 +1,9 @@
-import type { IApp } from '@automatisch/types';
-import JSONObject from './json-object';
+import type { IApp, IJSONObject } from '@automatisch/types';
 
 export default interface AuthenticationInterface {
   appData: IApp;
   connectionData: IJSONObject;
   client: unknown;
-  verifyCredentials(): Promise<JSONObject>;
+  verifyCredentials(): Promise<IJSONObject>;
   isStillVerified(): Promise<boolean>;
 }
diff --git a/packages/backend/src/worker.ts b/packages/backend/src/worker.ts
index 3c9640b6..6e4f7ba0 100644
--- a/packages/backend/src/worker.ts
+++ b/packages/backend/src/worker.ts
@@ -1,2 +1,2 @@
-import './config/database';
+import './config/orm';
 import './workers/processor';
diff --git a/packages/backend/tsconfig.json b/packages/backend/tsconfig.json
index f6a5944d..8485fa63 100644
--- a/packages/backend/tsconfig.json
+++ b/packages/backend/tsconfig.json
@@ -1,19 +1,22 @@
 {
   "compilerOptions": {
-    "module": "commonjs",
-    "esModuleInterop": true,
-    "target": "es6",
-    "noImplicitAny": true,
-    "moduleResolution": "node",
-    "sourceMap": true,
-    "outDir": "dist",
     "baseUrl": ".",
+    "declaration": true,
+    "esModuleInterop": true,
+    "lib": ["es2021"],
+    "module": "commonjs",
+    "moduleResolution": "node",
+    "noImplicitAny": true,
+    "outDir": "dist",
     "paths": {
       "*": [
         "node_modules/*",
         "src/types/*"
       ]
     },
+    "skipLibCheck": true,
+    "sourceMap": true,
+    "target": "es2021",
     "typeRoots": [
       "node_modules/@types",
       "./src/types",
@@ -21,6 +24,12 @@
     ]
   },
   "include": [
-    "src/**/*"
-  ]
+    "src/**/*",
+    "bin/**/*"
+  ],
+  "ts-node": {
+    "compilerOptions": {
+      "module": "commonjs"
+    }
+  }
 }
diff --git a/packages/cli/.eslintrc b/packages/cli/.eslintrc
deleted file mode 100644
index e69de29b..00000000
diff --git a/packages/cli/bin/dev b/packages/cli/bin/dev
deleted file mode 100755
index bbc3f51d..00000000
--- a/packages/cli/bin/dev
+++ /dev/null
@@ -1,17 +0,0 @@
-#!/usr/bin/env node
-
-const oclif = require('@oclif/core')
-
-const path = require('path')
-const project = path.join(__dirname, '..', 'tsconfig.json')
-
-// In dev mode -> use ts-node and dev plugins
-process.env.NODE_ENV = 'development'
-
-require('ts-node').register({project})
-
-// In dev mode, always show stack traces
-oclif.settings.debug = true;
-
-// Start the CLI
-oclif.run().then(oclif.flush).catch(oclif.Errors.handle)
diff --git a/packages/cli/bin/dev.cmd b/packages/cli/bin/dev.cmd
deleted file mode 100644
index 077b57ae..00000000
--- a/packages/cli/bin/dev.cmd
+++ /dev/null
@@ -1,3 +0,0 @@
-@echo off
-
-node "%~dp0\dev" %*
\ No newline at end of file
diff --git a/packages/cli/package.json b/packages/cli/package.json
index bfbe2a76..f701f33d 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -24,16 +24,19 @@
   },
   "scripts": {
     "build": "shx rm -rf dist && tsc -b",
-    "lint": "eslint . --ext .ts --config .eslintrc",
+    "dev": "nodemon --watch 'src/**/*.ts' --exec 'shx rm -rf dist && tsc -b' --ext 'ts'",
+    "lint": "eslint . --ext .ts --ignore-path ../../.eslintignore",
     "postpack": "shx rm -f oclif.manifest.json",
     "posttest": "yarn lint",
     "prepack": "yarn build && oclif manifest && oclif readme",
     "version": "oclif readme && git add README.md"
   },
   "dependencies": {
+    "@automatisch/backend": "^0.1.0",
     "@oclif/core": "^1",
     "@oclif/plugin-help": "^5",
-    "@oclif/plugin-plugins": "^2.0.1"
+    "@oclif/plugin-plugins": "^2.0.1",
+    "dotenv": "^10.0.0"
   },
   "devDependencies": {
     "@oclif/test": "^2",
@@ -46,7 +49,7 @@
     "shx": "^0.3.3",
     "ts-node": "^10.2.1",
     "tslib": "^2.3.1",
-    "typescript": "^4.4.3"
+    "typescript": "^4.6.3"
   },
   "oclif": {
     "bin": "automatisch",
diff --git a/packages/cli/src/commands/start.ts b/packages/cli/src/commands/start.ts
index 3df91f02..a66bec9c 100644
--- a/packages/cli/src/commands/start.ts
+++ b/packages/cli/src/commands/start.ts
@@ -1,9 +1,56 @@
-import { Command } from '@oclif/core';
+import { Command, Flags } from '@oclif/core';
+import * as dotenv from 'dotenv';
 
 export default class Start extends Command {
-  static description = 'Say hello world';
+  static description = 'Run automatisch';
+
+  static flags = {
+    env: Flags.string({
+      multiple: true,
+      char: 'e',
+    }),
+    'env-file': Flags.string(),
+  }
+
+  async prepareEnvVars(): Promise<void> {
+    const { flags } = await this.parse(Start);
+
+    if (flags['env-file']) {
+      dotenv.config({ path: flags['env-file'] });
+    }
+
+    if (flags.env) {
+      for (const env of flags.env) {
+        const [key, value] = env.split('=');
+        process.env[key] = value;
+      }
+    }
+
+    delete process.env.SERVE_WEB_APP_SEPARATELY;
+  }
+
+  async runMigrationsIfNeeded(): Promise<void> {
+    const database = (await import('@automatisch/backend/dist/src/config/database')).default;
+    const migrator = database.migrate;
+
+    const [, pendingMigrations] = await migrator.list();
+    const pendingMigrationsCount = pendingMigrations.length;
+    const needsToMigrate = pendingMigrationsCount > 0;
+
+    if (needsToMigrate) {
+      await migrator.latest();
+    }
+  }
+
+  async runApp(): Promise<void> {
+    await import('@automatisch/backend/dist/src/server');
+  }
 
   async run(): Promise<void> {
-    this.log('hello world from start script');
+    await this.prepareEnvVars();
+
+    await this.runMigrationsIfNeeded();
+
+    await this.runApp();
   }
 }
diff --git a/packages/cli/tsconfig.json b/packages/cli/tsconfig.json
index 3160b24c..c5adb764 100644
--- a/packages/cli/tsconfig.json
+++ b/packages/cli/tsconfig.json
@@ -1,12 +1,17 @@
 {
   "compilerOptions": {
     "declaration": true,
+    "esModuleInterop": true,
     "importHelpers": true,
+    "lib": ["es2021"],
     "module": "commonjs",
+    "moduleResolution": "node",
     "outDir": "dist",
     "rootDir": "src",
+    "skipLibCheck": true,
     "strict": true,
-    "target": "es2019",
+    "target": "es2021",
+    "traceResolution": false,
     "typeRoots": ["node_modules/@types", "./src/types"]
   },
   "include": ["src/**/*"]
diff --git a/packages/web/package.json b/packages/web/package.json
index b65cbe61..4d93936f 100644
--- a/packages/web/package.json
+++ b/packages/web/package.json
@@ -35,7 +35,7 @@
     "slate": "^0.72.8",
     "slate-history": "^0.66.0",
     "slate-react": "^0.72.9",
-    "typescript": "^4.1.2",
+    "typescript": "^4.6.3",
     "web-vitals": "^1.0.1",
     "yup": "^0.32.11"
   },
diff --git a/yarn.lock b/yarn.lock
index 84843f98..7e3051af 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4198,6 +4198,14 @@
   dependencies:
     "@types/node" "*"
 
+"@types/bull@^3.15.8":
+  version "3.15.8"
+  resolved "https://registry.yarnpkg.com/@types/bull/-/bull-3.15.8.tgz#ae2139f94490d740b37c8da5d828ce75dd82ce7c"
+  integrity sha512-8DbSPMSsZH5PWPnGEkAZLYgJEH4ghHJNKF7LB6Wr5R0/v6g+Vs+JoaA7kcvLtHE936xg2WpFPkaoaJgExOmKDw==
+  dependencies:
+    "@types/ioredis" "*"
+    "@types/redis" "^2.8.0"
+
 "@types/chai@*":
   version "4.3.0"
   resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.3.0.tgz#23509ebc1fa32f1b4d50d6a66c4032d5b8eaabdc"
@@ -4338,6 +4346,13 @@
   dependencies:
     "@types/node" "*"
 
+"@types/ioredis@*":
+  version "4.28.10"
+  resolved "https://registry.yarnpkg.com/@types/ioredis/-/ioredis-4.28.10.tgz#40ceb157a4141088d1394bb87c98ed09a75a06ff"
+  integrity sha512-69LyhUgrXdgcNDv7ogs1qXZomnfOEnSmrmMFqKgt1XMJxmoOSG/u3wYy13yACIfKuMJ8IhKgHafDO3sx19zVQQ==
+  dependencies:
+    "@types/node" "*"
+
 "@types/is-hotkey@^0.1.1":
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/@types/is-hotkey/-/is-hotkey-0.1.7.tgz#30ec6d4234895230b576728ef77e70a52962f3b3"
@@ -4593,6 +4608,13 @@
     "@types/scheduler" "*"
     csstype "^3.0.2"
 
+"@types/redis@^2.8.0":
+  version "2.8.32"
+  resolved "https://registry.yarnpkg.com/@types/redis/-/redis-2.8.32.tgz#1d3430219afbee10f8cfa389dad2571a05ecfb11"
+  integrity sha512-7jkMKxcGq9p242exlbsVzuJb57KqHRhNl4dHoQu2Y5v9bCAbtIXXH0R3HleSQW4CTOqpHIYUW3t6tpUj4BVQ+w==
+  dependencies:
+    "@types/node" "*"
+
 "@types/resolve@1.17.1":
   version "1.17.1"
   resolved "https://registry.yarnpkg.com/@types/resolve/-/resolve-1.17.1.tgz#3afd6ad8967c77e4376c598a82ddd58f46ec45d6"
@@ -7120,6 +7142,19 @@ copy-webpack-plugin@^9.0.1:
     schema-utils "^3.1.1"
     serialize-javascript "^6.0.0"
 
+copyfiles@^2.4.1:
+  version "2.4.1"
+  resolved "https://registry.yarnpkg.com/copyfiles/-/copyfiles-2.4.1.tgz#d2dcff60aaad1015f09d0b66e7f0f1c5cd3c5da5"
+  integrity sha512-fereAvAvxDrQDOXybk3Qu3dPbOoKoysFMWtkY3mv5BsL8//OSZVL5DCLYqgRfY5cWirgRzlC+WSrxp6Bo3eNZg==
+  dependencies:
+    glob "^7.0.5"
+    minimatch "^3.0.3"
+    mkdirp "^1.0.4"
+    noms "0.0.0"
+    through2 "^2.0.1"
+    untildify "^4.0.0"
+    yargs "^16.1.0"
+
 core-js-compat@^3.20.0, core-js-compat@^3.20.2:
   version "3.20.3"
   resolved "https://registry.yarnpkg.com/core-js-compat/-/core-js-compat-3.20.3.tgz#d71f85f94eb5e4bea3407412e549daa083d23bd6"
@@ -9710,7 +9745,7 @@ glob-to-regexp@^0.4.1:
   resolved "https://registry.yarnpkg.com/glob-to-regexp/-/glob-to-regexp-0.4.1.tgz#c75297087c851b9a578bd217dd59a92f59fe546e"
   integrity sha512-lkX1HJXwyMcprw/5YUZc2s7DrpAiHB21/V+E1rHUrVNokkvB6bqMzT0VfV6/86ZNabt1k14YOIaT7nDvOX3Iiw==
 
-glob@^7.0.0, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3, glob@^7.1.4, glob@^7.1.6, glob@^7.2.0:
+glob@^7.0.0, glob@^7.0.5, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3, glob@^7.1.4, glob@^7.1.6, glob@^7.2.0:
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.2.0.tgz#d15535af7732e02e948f4c41628bd910293f6023"
   integrity sha512-lmLf6gtyrPq8tTjSmrO94wBeQbFR3HbLHbuyD69wuyQkImp2hWqMGB47OX65FBkPffO641IP9jWa1z4ivqG26Q==
@@ -10529,7 +10564,7 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@2.0.4, inherits@^2.0.0, inherits@^2.0.1, inherits@^2.0.3, inherits@^2.0.4, inherits@~2.0.3:
+inherits@2, inherits@2.0.4, inherits@^2.0.0, inherits@^2.0.1, inherits@^2.0.3, inherits@^2.0.4, inherits@~2.0.1, inherits@~2.0.3:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
   integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
@@ -12786,6 +12821,13 @@ minimatch@3.0.4, minimatch@^3.0.4:
   dependencies:
     brace-expansion "^1.1.7"
 
+minimatch@^3.0.3:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.1.2.tgz#19cd194bfd3e428f049a70817c038d89ab4be35b"
+  integrity sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==
+  dependencies:
+    brace-expansion "^1.1.7"
+
 minimatch@^5.0.0:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-5.0.1.tgz#fb9022f7528125187c92bd9e9b6366be1cf3415b"
@@ -13205,6 +13247,14 @@ nodemon@^2.0.13:
     undefsafe "^2.0.5"
     update-notifier "^5.1.0"
 
+noms@0.0.0:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/noms/-/noms-0.0.0.tgz#da8ebd9f3af9d6760919b27d9cdc8092a7332859"
+  integrity sha1-2o69nzr51nYJGbJ9nNyAkqczKFk=
+  dependencies:
+    inherits "^2.0.1"
+    readable-stream "~1.0.31"
+
 nopt@^4.0.1:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/nopt/-/nopt-4.0.3.tgz#a375cad9d02fd921278d954c2254d5aa57e15e48"
@@ -15803,6 +15853,16 @@ readable-stream@^2.0.1, readable-stream@^2.0.2, readable-stream@^2.0.6, readable
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
+readable-stream@~1.0.31:
+  version "1.0.34"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
+  integrity sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=
+  dependencies:
+    core-util-is "~1.0.0"
+    inherits "~2.0.1"
+    isarray "0.0.1"
+    string_decoder "~0.10.x"
+
 readdir-scoped-modules@^1.0.0, readdir-scoped-modules@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/readdir-scoped-modules/-/readdir-scoped-modules-1.1.0.tgz#8d45407b4f870a0dcaebc0e28670d18e74514309"
@@ -17223,6 +17283,11 @@ string_decoder@^1.1.1:
   dependencies:
     safe-buffer "~5.2.0"
 
+string_decoder@~0.10.x:
+  version "0.10.31"
+  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
+  integrity sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ=
+
 string_decoder@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"
@@ -17694,7 +17759,7 @@ throat@^6.0.1:
   resolved "https://registry.yarnpkg.com/throat/-/throat-6.0.1.tgz#d514fedad95740c12c2d7fc70ea863eb51ade375"
   integrity sha512-8hmiGIJMDlwjg7dlJ4yKGLK8EsYqKgPWbG3b4wjJddKNwc7N7Dpn08Df4szr/sZdMVeOstrdYSsqzX6BYbcB+w==
 
-through2@^2.0.0:
+through2@^2.0.0, through2@^2.0.1:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/through2/-/through2-2.0.5.tgz#01c1e39eb31d07cb7d03a96a70823260b23132cd"
   integrity sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==
@@ -18108,15 +18173,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@^4.1.2:
-  version "4.5.4"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.5.4.tgz#a17d3a0263bf5c8723b9c52f43c5084edf13c2e8"
-  integrity sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg==
-
-typescript@^4.4.3:
-  version "4.5.5"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.5.5.tgz#d8c953832d28924a9e3d37c73d729c846c5896f3"
-  integrity sha512-TCTIul70LyWe6IJWT8QSYeA54WQe8EjQFU4wY52Fasj5UKx88LNYKCgBEHcOMOrFF1rKGbD8v/xcNWVUq9SymA==
+typescript@^4.6.3:
+  version "4.6.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.6.3.tgz#eefeafa6afdd31d725584c67a0eaba80f6fc6c6c"
+  integrity sha512-yNIatDa5iaofVozS/uQJEl3JRWLKKGJKh6Yaiv0GLGSuhpFJe7P3SbHZ8/yjAHRQwKRoA6YZqlfjXWmVzoVSMw==
 
 ua-parser-js@^0.7.30:
   version "0.7.31"
@@ -19351,7 +19411,7 @@ yargs-parser@^20.2.2, yargs-parser@^20.2.3:
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-20.2.9.tgz#2eb7dc3b0289718fc295f362753845c41a0c94ee"
   integrity sha512-y11nGElTIV+CT3Zv9t7VKl+Q3hTQoT9a1Qzezhhl6Rp21gJ/IVTW7Z3y9EWXhuUBC2Shnf+DX0antecpAwSP8w==
 
-yargs@^16.2.0:
+yargs@^16.1.0, yargs@^16.2.0:
   version "16.2.0"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-16.2.0.tgz#1c82bf0f6b6a66eafce7ef30e376f49a12477f66"
   integrity sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==