All Lessons
34 lessons that take you from a single file to production architecture, plus a free Quickstart.
Quickstart
Free setup, get your tools ready (no terminal, no coding)
Tier 1: Ship It
From zero to a live app with users
How to Direct Your AI Builder
Build a Real App Without Coding
Trust Without Reading Code
How to Undo an AI Mistake
The Secret Leak
Is Your App's API Key Public?
It Looks Like a Homework Assignment
Make Your App Look Real
The Front Door and the Kitchen
Why Your App Needs a Server
Inside the Kitchen
What a Backend Actually Does
The Building Blocks
Components in Plain English
The Silent Crash
Why Your App Shows Nothing
It Lives on the Internet
How to Put Your App Online
The Impatient Server
Why Your App Times Out
Who Are You? And What Can You Do?
Who Are You? How Apps Log People In
Where Do I Put All This?
Where Do I Put This? A Database in Plain English
Users Want to Upload Photos
Where Do Files Go?
Tier 2: Sell It
Get discovered, work everywhere, and turn your app into a paying product
The Invisible App
Why Google Can't Find Your App
The Tourist's Screen
Why Your App Breaks on Phones
Bonjour, Trip Planner
How to Translate Your App
Same Planet, Different Speed
Why Your App Is Slow Overseas
The Eternal Spinner
How Background Jobs Work
The Photo Flood
What a Queue Does for Your App
What Step Are We On?
What Step Are We On? Give Your App Clear Stages
AI That Doesn't Break the Bank
How to Cut Your App's AI Costs
Show Me the Money
How Apps Take Payments
Talk to Your Users
How Your App Can Send Email
The European User
Does GDPR Apply to Your App?
The 3am Mystery
Know When Your App Is Down
Know What's Working
See What Users Actually Do
Tier 3: Scale It
Production infrastructure and architecture
"Works on My Machine"
Run the Same on Any Computer
One Server Isn't Enough
When Your App Goes Viral
Cloud as Lego Bricks
Rent a Server, Run Your App
Orchestrating the Fleet
Do You Need Kubernetes?
Testing as Insurance
Stop Breaking What Worked
The Assembly Line
Test and Deploy on Every Push
Sacred Ground
Never Test on Real User Data
The Architect's Retrospective
Is It Built Right?