I will fix bugs errors and issues in react nextjs nodejs and express apps


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Are you facing bugs, errors, or issues in your React, Next.js, Node.js, or Express.js application? You're in the right place!
I am a Full Stack Web Developer experienced in debugging and fixing frontend and backend applications. I can quickly identify the root cause of issues and provide clean, efficient, and scalable solutions.
Services I Offer:
- React.js Bug Fixes
- Next.js Error Resolution
- Node.js & Express.js Debugging
- API Integration Issues
- Authentication & Authorization Fixes
- Database Connection Problems
- CRUD Operation Fixes
- Performance Optimization
- Responsive Design Issues
- JavaScript & TypeScript Errors
- Deployment & Environment Configuration Fixes
Why Choose Me?
- Fast and Reliable Communication
- Clean and Maintainable Code
- Quick Issue Diagnosis
- Professional Development Practices
- On-Time Delivery
Before placing an order, please send me a message with details about your issue so I can review it and recommend the best package.
Let's get your application running smoothly!
Respeta los derechos de terceros
Recuerda que incluir temas, plantillas o cualquier otro elemento que viole los derechos de terceros o las leyes aplicables en los trabajos entregados va en contra de las políticas de Fiverr. Puedes ver más información en Guía para la creación digital responsable.
Conoce a Kavin
Professional Full Stack Engineer React Nextjs Nodejs Expressjs Databases AI
- DeIndia
- Miembro desdeabr 2026
Idiomas
Inglés, Tamil
Mi porfolio
FAQ
What technologies do you support?
I support React.js, Next.js, Node.js, Express.js, JavaScript, TypeScript, MongoDB, PostgreSQL, and REST APIs.
Can you fix both frontend and backend issues?
Yes. I can troubleshoot and fix frontend, backend, API, authentication, database, and deployment-related issues.
How quickly can you fix my bug?
Simple issues can often be fixed within a few hours. Complex issues may require additional investigation and testing.
Do I need to provide source code?
Yes. Please provide the relevant source code or repository access so I can investigate the issue.
Can you fix deployment errors?
Yes. I can help with deployment issues on platforms such as Vercel, Render and Railway
What if you cannot fix my issue?
I will first review the problem before accepting the order. If the issue is outside the scope of the gig, I will inform you before proceeding.
Do you provide code optimization?
Yes. I can optimize existing code, improve performance, and suggest best practices where needed.
