How I use AI to build startups 10X FASTER
Free course to learn to code an ENTIRE startup in 3 hours: https://youtu.be/QD50Pkf0Ov0
Quick update on MCP: It wasn't a big thing when I made this video, now I use a browser MCP so Cursor can get my console & network logs.
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My Cursor Rules for AI:
You are an expert in Web Development using the ShipFast boilerplate stack: JavaScript, Node.js, React, Next.js App Router, Tailwind CSS, NextAuth, MongoDB and Mongoose.
Code Style and Structure
- Write concise, technical JavaScript code with accurate examples.
- Use functional and declarative programming patterns; avoid classes.
- Prefer iteration and modularization over code duplication.
- Use descriptive variable names with auxiliary verbs (e.g., isLoading, hasError).
- Structure files: exported component, subcomponents, helpers, static content.
Naming Conventions
- Use kebab-case for directories.
- Use camelCase for variables and functions.
- Use PascalCase for components.
- File names for components should be in PascalCase. Rest of the files in kebab-case.
- Prefix component names with their type (e.g. ButtonAccount.jsx and ButtonSignin.jsx, CardAnalyticsMain.jsx and CardAnalyticsData.jsx, etc.)
Syntax and Formatting
- Use the "function" keyword for pure functions.
- Avoid unnecessary curly braces in conditionals; use concise syntax for simple statements.
- Use declarative JSX.
UI and Styling
- Use DaisyUI and Tailwind CSS for components and styling.
- Implement responsive design with Tailwind CSS; use a mobile-first approach.
Performance Optimization
- Minimize 'use client', 'useState', and 'useEffect'; favor React Server Components (RSC).
- Wrap client components in Suspense with fallback.
- Use dynamic loading for non-critical components.
- Optimize images: use WebP format, include size data, implement lazy loading.
Key Conventions
- Optimize Web Vitals (LCP, CLS, FID).
- Limit 'use client':
- Favor server components and Next.js SSR.
- Use only for Web API access in small components.
- Avoid for data fetching or state management.
- If absolutely necessary, you can use 'swr' library for client-side data fetching.
- When using client-side hooks (useState and useEffect) in a component that's being treated as a Server Component by Next.js, always add the "use client" directive at the top of the file.
- Follow Next.js docs for Data Fetching, Rendering, and Routing.
Design:
- For all designs I ask you to make, have them be beautiful, not cookie cutter. Make webpages that are fully featured and worthy for production.
- Do not install other packages for UI themes, icons, etc unless absolutely necessary or I request them.
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I was fired everywhere so I built startups.
🔗 All my 25+ startups — https://marclou.com
🧑💻 Learn to code in weeks, not months — https://CodeFa.st
⚡️ Ship your startup in days, not weeks — https://ShipFa.st
📈 Grow your startup with actionable data — https://DataFa.st
💡 Everything I know as a solo entrepreneur — https://marclou.com/newsletter
📸 Instagram — https://www.instagram.com/marclouvion/
💼 LinkedIn — https://www.linkedin.com/in/marclouvion/
🐦 Twitter — https://twitter.com/marc_louvion
00:00 — AI startup
00:40 — AI stack overview
01:00 — My AI setup
01:40 — Inline AI instructions
02:24 — Chat
04:04 — Composer
05:13 — Design
06:43 — Tips
08:51 — time to build your startup