Your AI-built app looked great in the demo, until real users exposed broken auth, failed payments, deployment errors, and hidden bugs. I specialize in turning Lovable, Base44, Replit, Bolt.new, Rork app, Cursor, and v0 projects into secure, production-ready SaaS apps. I fix Supabase auth/RLS, Stripe, APIs, Firebase, OpenAI, Claude, and n8n integrations, build scalable MVPs with React, Next.js, Node.js, and React Native, and deploy on Vercel. Clean code, secure architecture, fast delivery, and apps built to scale.... Lees meer