---
title: "Stop Building Websites — Build REAL Web Apps with Google AI + Firebase"
source_url: https://youtu.be/juEfJERgBE8
captured_at: 2026-02-16
author: "Profit Studio"
contributor: "ชิดชนก"
platform: youtube
---
# Stop Building Websites — Build REAL Web Apps with Google AI + Firebase

youtube video by **Profit Studio**, 23m14s, uploaded 2026-01-17. URL: https://youtu.be/juEfJERgBE8
Tags: google ai studio, firebase tutorial, firebase authentication, firebase firestore, firebase storage, google sign in firebase, full stack web app tutorial, ai web app tutorial, google gemini tutorial, build saas with firebase, firebase auth tutorial, firestore database tutorial, firebase storage tutorial, google ai web app, web app backend tutorial, build real backend, vibe coding, firebase backend 

## Shared in LINE Note+
- 2026-02-16 00:05 by ชิดชนก

## Description
🚀 IMPORTANT: Watch the Deployment Video FIRST
If Google Sign-In doesn’t work or your app breaks in production, this is why.
👉 Full Deployment Tutorial (Required): 

This is not just a website.
This is a real web application with a real backend.

In this video, you’ll learn how to build a full-stack web app where users can create accounts, log in, upload files, save data, log out, and come back later with everything still there — exactly how modern SaaS products work.

We build everything step by step using Google AI Studio (Gemini) and Firebase, so you understand the core backend system, not just one demo app.
You can reuse this exact structure for any project, any niche, any SaaS idea.

What You’ll Learn in This Tutorial
✅ User Authentication with Firebase
Email & password sign-up
Google Sign-In
Login / logout flow
Email verification for real users

✅ Storing User Data with Firestore
Save user-specific data that persists after refresh and logout
Build apps where each user only sees their own data
Secure backend logic without building everything from scratch

✅ File Uploads with Firebase Storage
Let users upload files to your web app
Files are linked to the logged-in user
Upload, d