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Course 03

The Modern App Stack - Auth, Data and Payments

Assemble a real product. Learn how modern apps fit together, add Clerk authentication and Google OAuth, model reactive data in Convex, handle secrets safely, charge customers with Stripe, and migrate from dev to production.

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7Lessons
196 minEstimated learning time
7/7Already available
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What you can do after this course

  • Place agentic engineering tools cleanly in context
  • Plan workflows with clear quality assurance
  • Make business ROI and operational risks visible
3.1
Architecture 101: Frameworks, Monorepos and How Modern Apps Fit TogetherPro - Part of Agentic School Pro

Build a clear mental map of frontend, backend and database, the marketing-versus-app split, and when a monorepo earns its keep

Available
3.2
Clerk: Authentication and OAuth from Dev to ProductionPro - Part of Agentic School Pro

Add real authentication with Clerk, wire up Google OAuth, and take it from a dev instance to a production instance on your own domain

Available
3.3
Convex: Your Reactive DatabasePro - Part of Agentic School Pro

Model and query data in Convex with end-to-end type safety and live updates, and use indexes and soft deletes the way real products do

Available
3.4
Secrets and Environment: .env, .gitignore, Deploy Keys and EncryptionPro - Part of Agentic School Pro

Handle secrets safely across dev and prod: env files, gitignore, recovering from a leaked secret, deploy keys, and encrypting stored user keys

Available
3.5
Stripe Part 1: Checkout, Subscriptions, Test vs ProductionPro - Part of Agentic School Pro

Take real payments with Stripe Checkout and subscriptions, model monthly and yearly prices, and work safely in test mode before going live

Available
3.6
Stripe Part 2: Webhooks, Proration, Coupons and Embedded CheckoutPro - Part of Agentic School Pro

Make billing reliable with verified webhooks and idempotency, handle proration on mid-cycle upgrades, run coupons, and ship embedded checkout

Available
3.7
Going Live: Dev-to-Prod Migration, Search Console and PerformancePro - Part of Agentic School Pro

Migrate Clerk and Convex from dev to prod cleanly, wire DNS and Cloudflare, get indexed via Search Console, and pass Lighthouse

Available
Next step

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