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I will fix base44 webapp deploy base44 dev rork app base44 supabase capacitor xenbar
Paul Mattaeo
About this gig
Is your Lovable AI, Base44, Replit, or vibe coded web app broken or unfinished? I will fix, debug, develop, customize, secure, optimize and deploy your AI web app or SaaS MVP.
I fix broken features, UI bugs, white screens, login errors, Google OAuth, Magic Link, OTP, Supabase Auth, database, RLS, API, webhooks, Stripe, subscriptions, environment variables, Vercel build/deployment errors, GitHub, DNS, SSL and production issues. Stop wasting AI credits on endless fix loops I find root cause and repair it.
WHAT I OFFER:
- Lovable AI / Lovable Dev bug fixing & vibe coding
- Base44 development, debugging & customization
- Replit AI fixes, deployment & scaling
- Supabase database, Auth, RLS, PostgreSQL & backend fixes
- Vercel, Netlify & AWS deployment
- React, Next.js, Node.js, JavaScript & TypeScript
- Stripe, RevenueCat, REST API, GraphQL & webhooks
- Firebase, OAuth, OpenAI, Claude & Gemini
- Responsive UI, SaaS MVP completion & security
TOOLS: Lovable, Base44, Replit, Rork, Bolt.new, v0, Cursor, Claude Code, Windsurf, Supabase, Firebase, Vercel, GitHub, React, Next.js, Node.js, PostgreSQL, Stripe, RevenueCat, APIs & Webhooks.
Send me your app and tell me what is not working. I FIX THEM
Get to know Paul Mattaeo
Paul Mattaeo
Building idea to launch, Scalable, revenue focused solutions
- FromGermany
- Member sinceSep 2026
- Avg. response time2 days
Languages
English, Spanish, French, German, Italian
Hi! I’m an AI app developer specializing in vibe coding, app development, bug fixing and deployment. I help founders turn ideas and AI-built apps into working products using Lovable, Base44, Replit, Rork, Bolt.new, v0, Cursor, Claude Code, Windsurf, Supabase, Firebase and Vercel. I can help with UI, frontend, backend, databases, authentication, RLS, Stripe, APIs, webhooks and third-party integrations. I also convert AI-built web apps to Android and iOS with Capacitor and help get them ready for the App Store and Google Play. Let’s build, fix and launch your idea together!
Other Vibe Coding Services I Offer
FAQ
Can you fix my Lovable AI app?
Yes. I can fix Lovable AI bugs, broken features, UI problems, authentication, Supabase, APIs, Stripe, deployment and production issues.
Can you fix my Base44 app?
Yes. I can debug Base44 apps, fix broken features, authentication, database, API, permissions, Stripe and deployment problems.
Can you fix my Replit AI app?
Yes. I can troubleshoot Replit AI apps, deployment errors, database issues, authentication, APIs, environment variables and production bugs.
Can you fix Supabase Auth and RLS?
Yes. I can fix Supabase Auth, login, signup, OAuth, Magic Link, OTP, RLS policies, database permissions and PostgreSQL issues.
Can you fix my Vercel deployment?
Yes. I can troubleshoot Vercel build errors, environment variables, domains, DNS, SSL, GitHub deployment and production configuration.
Can you fix Stripe and subscription problems?
Yes. I can troubleshoot Stripe checkout, payments, subscriptions, webhooks, API connections and payment-related SaaS issues.
Can you fix an AI-generated app that keeps breaking?
Yes. I can inspect the existing code and find the root cause instead of repeatedly prompting the AI and creating new bugs.
Can you complete my unfinished SaaS MVP?
Yes. I can fix incomplete features, frontend/backend issues, databases, APIs, authentication and deployment so your SaaS MVP is closer to production-ready.
What tools and platforms do you work with?
I work with Lovable, Base44, Replit, Rork, Bolt.new, v0, Cursor, Claude Code, Windsurf, Supabase, Firebase, Vercel, GitHub, React, Next.js, Node.js, PostgreSQL, Stripe, RevenueCat, APIs and Webhooks.
