How to Build a Full-Stack Site With AI in One Session
Next.js 15, PostgreSQL, Shopify, Stripe — consolidated from 4 platforms into one codebase. Built with Claude Code, not "assisted by."
April 11, 2026
The problem with multiple platforms
Most online businesses run on a stack of disconnected tools. One for the website. One for courses. One for products. One for email. Four platforms, four logins, four monthly bills, zero integration between them.
We consolidated everything into a single Next.js app. Courses, shop, tools, community, education — one codebase, one deploy, one experience. Built with Claude Code. Not "assisted by." Built with.
This is the full stack breakdown.
The stack
Next.js 15, TypeScript, PostgreSQL on Railway, Shopify Storefront API, Stripe, Resend, Mailchimp, Vercel.
No ORM. Raw SQL via pg pool. No component library. Tailwind with CSS custom properties.