I will fix your broken web ai app, rork app, mobile app, bugs and errors properly fast

J
jonjo_s
J
jonjo_s
Jonjo Sheri
fix your broken web ai app, rork app, mobile app, bugs and errors properly fast
Full Screen
fix your broken web ai app, rork app, mobile app, bugs and errors properly fast

About this gig

Is your web or mobile app not working properly? Are users facing bugs, errors, or broken features? I'm here to fix it quickly and professionally.


I specialize in fixing bugs and errors in both frontend and backend systems. Whether the issue is related to JavaScript, React, APIs, authentication, database, or deployment, I will identify the root problem and solve it properly.


I don't just patch issues I provide clean, structured solutions to ensure your app runs smoothly, securely, and efficiently. My goal is to make your application stable, fast, and ready for real users.


I work on dashboards, SaaS platforms, booking systems, and custom web or mobile apps. I also fix performance issues and improve user experience.


Why Choose Me

  • Strong expertise in frontend and backend debugging
  • Experienced with AI, API, payment, and email integrations
  • Fast delivery with clear and responsive communication
  • I fix root problems not temporary patches
  • Clean, scalable, and reliable solutions that last


Platforms:

Lovable, Bolt, Replit, Base44, v0, and modern stacks like React, Next.js, Node.js.


Lets fix your app now and make it fast, stable, and ready for real users.

  • Type

    • Bug fixes
    • API integration
    • Performance optimization
    • Security implementation
    • AI & LLM integration

  • Vibe coding platform

    • Other

  • Target device

    • Progressive web app (PWA)
    • Cross-platform app (Mobile, Desktop, Web)
    • Native desktop app

  • Database type

    • Supabase
    • Firebase (Firestore / Realtime DB)
    • AWS (DynamoDB, Aurora, RDS)
    • Google Cloud Firestore / Cloud SQL
    • Microsoft Azure Cosmos DB / SQL Database
    • PostgreSQL
    • Other

Get to know Jonjo Sheri

Jonjo Sheri

Web App Developer and Ai Automation Specialist

  • FromUnited Kingdom
  • Member sinceJan 2026

  • Languages

    English, German, French, Spanish, Italian, Arabic
I help startups, founders, and businesses build smart AI automations and modern web applications that improve workflows, reduce manual tasks, and drive real growth. I specialize in scalable SaaS MVP development, AI-powered systems, and workflow automation using advanced tools and clean full-stack architecture. From API integration and debugging to rapid deployment, I turn complex ideas into secure, high-performance solutions with clear communication and reliable execution.

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