I will fix react, nextjs bugs, UI errors, and performance issues


About this gig
Are React components breaking, Next.js builds failing, or responsive layouts glitching? Don't waste hours debugginglet an expert fix it quickly!
I specialize in troubleshooting and resolving bugs, rendering issues, routing errors, and performance bottlenecks in React.js and Next.js applications.
Common Bugs & Errors I Fix:
Next.js App/Pages Router Errors, SSR/SSG & Hydration Bugs
React State Management & Hook Issues (useState, useEffect, Redux, Zustand)
Build & Vercel/Netlify Deployment Failures
Responsive CSS, Tailwind, & Layout Glitches across devices
API Connection, CORS Errors, & Asynchronous Data Fetching Bugs
Slow Page Loading & Performance Bottlenecks
Tech Stack Supported:
Frontend:React.js, Next.js, TypeScript, JavaScript (ES6+)
Styling: Tailwind CSS, CSS Modules, Styled Components, Shadcn UI
Deployment: Vercel, Netlify, AWS, Docker
Why Order This Gig?
Quick Turnaround & Fast Response
Clean, Tested, and Production-Ready Fixes
Clear Explanation of What Caused the Issue
Send me a message with a brief description or screenshot of the error before ordering so I can evaluate the fix instantly!
Respect third-party rights
Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.
Get to know Zameer A
FrontEnd Developer
- FromPakistan
- Member sinceJul 2026
- Avg. response time1 hour
Languages
Urdu, English
My Portfolio
FAQ
What if you cannot fix the bug in my application?
If I am unable to resolve the issue or if the problem lies outside my scope, you will get a full refund. Please message me beforehand so I can review the error!
Do I need to give you full access to my GitHub repository?
You can share repo access, or simply share the affected file code, error logs, and steps to reproduce the issue.
Can you fix deployment errors on Vercel or Netlify?
Yes! I frequently resolve build-time errors, environment variable issues, and deployment failures on Vercel, Netlify, and other platforms.
Can you fix performance or slow page load issues?
Yes, I can inspect bundle sizes, optimize re-renders, clean up unused dependencies, and optimize image/asset loading.