I will debug and fix react js, next js, and node js bugs and errors fast


Over deze dienst
Is your website broken, showing errors, or not working properly?
I am a Full Stack Developer with strong experience in debugging and fixing real-world issues in React, Next.js, Node.js, and full-stack applications.
I specialize in finding the root cause of bugs and delivering clean, reliable fixes so your app runs smoothly without recurring issues.
What I can fix:
- Login & authentication issues (users cant sign in/signup)
- Frontend not connecting to backend (API errors, CORS issues)
- Broken features or crashes
- Slow loading or performance issues
- Responsive issues (mobile/tablet)
- Database errors or data not saving
- React / Next.js rendering or state issues
- Node.js / Express server errors
Why choose me:
- I fix the root cause, not temporary issues
- Clear explanation of the problem and solution
- Clean, optimized, scalable fixes
- Fast communication and delivery
- I treat your project like my own
Facing bugs or errors in your application? Lets identify the problem and get your application running smoothly.
Respecteer de rechten van derden
Let erop dat het tegen het beleid van Fiverr voor freelancers is om thema's, templates of andere elementen in het geleverde werk op te nemen die inbreuk maken op de rechten van derden of toepasselijke wetten. Lees er meer over in onze Gids voor verantwoorde digitale creatie.
Maak kennis met Mubashir
MERN Stack Developer Web Apps and Custom Solutions
- Afkomstig uitPakistan
- Lid sindsfeb 2025
Talen
Engels, Urdu
Mijn portfolio
Veelgestelde vragen
What kind of issues can you fix?
I can fix a wide range of full-stack issues including frontend bugs, backend errors, API issues, database problems, authentication issues, performance issues, and deployment-related errors in React, Next.js, Node.js, and Express applications.
How do you identify the root cause of a bug?
I carefully analyze your code, logs, and application flow to find the actual root cause instead of just applying temporary fixes. This ensures the issue does not come back again.
Will you explain the issue and solution after fixing it?
Yes, I always provide a clear explanation of the problem and how it was fixed so you understand what went wrong and how to avoid it in the future.
Do you provide documentation or notes after fixing the issue?
Yes, if needed I can provide simple documentation or notes explaining the fix, especially for complex issues or integrations so your team can understand it easily.
What if the issue is not clear or I don’t know the exact problem?
No problem at all. You can just share your project, and I will analyze it to identify the issue. Even if you are not sure what’s broken, I can help debug it.
How fast can you fix my issue?
It depends on the complexity of the problem. Simple issues can be fixed within hours, while complex bugs may take longer. I always prioritize fast and efficient delivery.
Do you provide support after the fix is completed?
Yes, I provide support after delivery. If the same issue reappears due to the fix I implemented, I will resolve it again at no additional cost.

