Learn vibe coding from scratch by building and launching a real SaaS app with AI — from planning your idea to publishing a fully functional application.
In this Vibe Coding Full Course for Beginners, we'll use ChatGPT and Hostinger AI Builder to build a real Invoice SaaS application from scratch. You'll learn how to plan your project, design the interface, build working features, set up user accounts and payments, and finally launch your SaaS on a custom domain.
We'll follow a complete step-by-step workflow, so instead of just generating a nice-looking app, you'll understand how to build, test, fix, and publish a functional SaaS product using AI.
In this tutorial, you'll learn how to: ✔️ Understand vibe coding and how AI app builders work ✔️ Plan your SaaS idea and create effective prompts with ChatGPT ✔️ Design a professional SaaS interface and landing page ✔️ Build an invoice generator with calculations and PDF downloads ✔️ Add user authentication, dashboards, and saved invoices ✔️ Set up free and paid features with payment integration ✔️ Test your SaaS functionality and fix issues using AI ✔️ Optimize your application for mobile and tablet devices ✔️ Publish your SaaS app on a custom domain
What kind of SaaS or AI-powered app would you like to build with vibe coding? Let me know in the comments!
Jim Fahad Digital creates practical step-by-step tutorials on WordPress, Elementor, WooCommerce, web design, AI tools and freelancing skills — especially for beginners who want real results.

