I will fix bugs in your nextjs react and supabase app

M
marko2356
M
marko2356
Marko V.
fix bugs in your nextjs react and supabase app
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fix bugs in your nextjs react and supabase app

About this gig

Is your Next.js, React, or Supabase app broken?

I can help you find and fix bugs quickly and reliably!

What I can fix:

  • Next.js and React bugs
  • Supabase database, auth, and API issues
  • TypeScript and JavaScript errors
  • Frontend and backend issues
  • Broken features and unexpected errors
  • Deployment, build, and performance problems

My tech stack:

Next.js, React, TypeScript, JavaScript, Supabase, Node.js, Tailwind CSS.

Why choose me?

I have hands-on experience building, debugging, and deploying a production web application with authentication, databases, dashboards, and subscriptions.

What you get:

  • Careful bug investigation
  • Clear communication
  • Reliable fixes and testing
  • Clean code without unnecessary changes

Packages:

  • Basic: 1 simple bug, up to 1 hour
  • Standard: Up to 3 simple bugs, up to 3 hours
  • Premium: Up to 5 bugs, up to 6 hours

SPECIAL OFFER FOR MY FIRST 20 CLIENTS!

I'm new to Fiverr, but experienced in web development! I'm offering special introductory rates to my first 20 clients.

Message me before ordering to discuss your issue and get a custom offer!

  • Programming language

    • TypeScript

  • Expertise

    • Debugging
    • Performance
    • Databases
    • Source control
    • Testing procedures

  • Frontend framework

    • Next.js
    • React.js
    • Tailwind CSS

  • Backend framework

    • Next.js
    • Node.js
    • Supabase

Get to know Marko V.

Marko V.

Full Stack Web and Mobile App Developer

  • FromSerbia
  • Member sinceOct 2021

  • Languages

    English
I build, improve, and fix modern web and mobile applications using Next.js, React, TypeScript, Supabase, and React Native. I developed NUKUS, a live web and mobile platform featuring subscriptions, authentication, personalized recommendations, and an admin dashboard. I help clients fix bugs, complete AI-generated apps, integrate APIs, build SaaS MVPs, and launch reliable products. My priorities are clear communication, practical solutions, and quality delivery. Let's bring your project to life!

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