4 lessons
The scaling journey of one app, start to finish
One imaginary app followed from zero users to millions, with every tool from this course introduced at the exact moment it actually became necessary.
A decision framework for scaling
A reusable, step-by-step framework for deciding what to add next, applicable to any real system rather than just the previous lesson's example.
Production essentials you cannot skip: logging, monitoring, payments and cost
The practical, easy-to-overlook pieces every real production system needs — observability, error tracking, analytics, payments, and when to stop using free tiers.
The ultimate scaling cheat sheet
Every trigger, tool, and formula from this course condensed onto one page for fast reference when a real decision is in front of you.