Production Grade Webapp Using 100% AI Prompts — Here's What I Learned

TL;DR: Designed, developed and deployed a fully functional portfolio webapp without writing a single line of code (100% vibe coded). But here's the twist — it's not just another AI project. It follows SOLID principles and security best practices, has 150+ test cases, an automated CI/CD pipeline, and runs on AWS. Let me show you how. The Challenge As a TPM working with AWS and Azure daily, I wanted a portfolio that reflected my engineering standards — not a template, not a drag-and-drop builder, but a properly architected production-grade application. The constraint? Build it entirely through AI prompts using Claude. The Stack Frontend: Next.js 14, TypeScript, Tailwind CSS, Framer Motion Testing: Vitest + React Testing Library (150+ tests) CI/CD: GitHub Actions → AWS Amplify Infrastructure: AWS Amplify (Hosting), API Gateway, Lambda, SNS AI Tools: Claude (development), Gemini (image generation) Phase 1: Documentation First Before any code, I created: Document Purpose PRD Product require