diff --git a/.gitignore b/.gitignore
index b33c328..a3d8243 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,6 +44,7 @@ lerna-debug.log*
 .env.dev
 .env.test
 .env.prod
+!test/resources/.env.test
 # temp directory
 .temp
 .tmp
diff --git a/scripts/run-e2e b/scripts/run-e2e
new file mode 100755
index 0000000..82d84ab
--- /dev/null
+++ b/scripts/run-e2e
@@ -0,0 +1,76 @@
+#!/bin/bash
+
+# Define constants
+MARKER="\033[32m#\033[0m"
+
+# Define paths
+ROOT_ENV=".env.test"
+TEST_ENV="test/resources/.env.test"
+BACKUP_ENV=".env.test.backup"
+POSTGRES_COMPOSE_FILE="test/resources/postgresql.yml"
+
+get_env_var() {
+  local var_name="$1"
+  grep -E "^${var_name}=" "$ROOT_ENV" | cut -d '=' -f 2
+}
+
+title() {
+  echo -e "$MARKER $1" && sleep 1
+}
+
+linebreak() {
+  echo
+}
+
+title "Check if the test .env file exists in the source directory"
+if [ ! -f "$TEST_ENV" ]; then
+  echo "Error: $TEST_ENV does not exist. Aborting."
+  exit 1
+fi
+linebreak
+
+title "Back up the existing .env.test file if it exists"
+if [ -f "$ROOT_ENV" ]; then
+  echo "Backing up existing $ROOT_ENV to $BACKUP_ENV..."
+  cp "$ROOT_ENV" "$BACKUP_ENV" || { echo "Failed to create backup. Aborting."; exit 1; }
+fi
+linebreak
+
+title "Copy the new .env.test file to the root directory"
+echo "Replacing $ROOT_ENV with $TEST_ENV..."
+cp "$TEST_ENV" "$ROOT_ENV" || { echo "Failed to copy $TEST_ENV to $ROOT_ENV. Aborting."; exit 1; }
+linebreak
+
+title "Starting PostgreSQL container..."
+docker-compose --env-file "$ROOT_ENV" -f "$POSTGRES_COMPOSE_FILE" up -d || { echo "Failed to start Docker container. Aborting."; exit 1; }
+linebreak
+
+title "Wait for PostgreSQL to be ready"
+POSTGRES_USER=$(get_env_var "DB_USER")
+until docker exec -it $(docker ps -q -f "name=postgres-e2e") pg_isready -U "$POSTGRES_USER"; do
+  echo "Waiting for PostgreSQL to be ready..."
+  sleep 2
+done
+linebreak
+
+title "Run migration and the NestJS e2e tests"
+export NODE_ENV="test"
+yarn run migration:run && yarn run test:e2e
+linebreak
+
+title "Stopping PostgreSQL container..."
+docker-compose --env-file "$ROOT_ENV" -f "$POSTGRES_COMPOSE_FILE" down --volumes
+linebreak
+
+title "Restore the original .env.test file if it existed"
+if [ -f "$BACKUP_ENV" ]; then
+  echo "Restoring the original $ROOT_ENV from backup..."
+  mv "$BACKUP_ENV" "$ROOT_ENV" || { echo "Failed to restore original .env.test. Please check manually."; exit 1; }
+else
+  # If no original .env.test existed, remove the temporary one after testing
+  echo "No original .env.test backup found. Cleaning up temporary file."
+  rm "$ROOT_ENV"
+fi
+linebreak
+
+title "Test run completed successfully."
diff --git a/src/config/typeorm.config.ts b/src/config/typeorm.config.ts
index c46faf8..82c5f74 100644
--- a/src/config/typeorm.config.ts
+++ b/src/config/typeorm.config.ts
@@ -1,3 +1,4 @@
+process.env.DOTENV_CONFIG_PATH = `${process.cwd()}/.env.${process.env.NODE_ENV ? `${process.env.NODE_ENV}` : 'dev'}`;
 import 'dotenv/config';
 import { DataSource } from 'typeorm';
 import { DictionaryWord } from '../dictionary-records/entities/dictionary-record.entity';
diff --git a/test/resources/.env.test b/test/resources/.env.test
new file mode 100644
index 0000000..6e56164
--- /dev/null
+++ b/test/resources/.env.test
@@ -0,0 +1,19 @@
+# Rate Limit
+# General purpose
+THROTTLE_TTL=60000
+THROTTLE_LIMIT=120
+
+# PostgreSQL connection properties
+DB_HOST=localhost
+DB_PORT=6432
+DB_USER=dictionary_api_e2e
+DB_PASSWORD=dictionary_api_e2e
+DB_DATABASE=dictionary_api_e2e
+
+# Google OAuth 2.0
+GOOGLE_CLIENT_ID=google-client-id
+GOOGLE_CLIENT_SECRET=google-client-secret
+GOOGLE_REDIRECT_URL=http://localhost:3000/auth/google/redirect
+
+# JWT Signing Secret
+JWT_SECRET=secret
diff --git a/test/resources/postgresql.yml b/test/resources/postgresql.yml
new file mode 100644
index 0000000..2e007b4
--- /dev/null
+++ b/test/resources/postgresql.yml
@@ -0,0 +1,11 @@
+services:
+  postgres:
+    image: postgres:latest
+    container_name: postgres-e2e
+    restart: always
+    environment:
+      POSTGRES_USER: ${DB_USER}
+      POSTGRES_PASSWORD: ${DB_PASSWORD}
+      POSTGRES_DB: ${DB_DATABASE}
+    ports:
+      - "${DB_PORT}:5432"