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I will fix react javascript nodejs and express bugs
Kawsar Arafat
About this gig
Having trouble with your React, JavaScript, Node.js, or Express.js project?
I'm here to help! I will identify and fix bugs in your frontend or backend application with clean, efficient, and maintainable code.
Services I Offer
- React.js bug fixing
- JavaScript error fixing
- Node.js & Express.js debugging
- REST API issue resolution
- JWT authentication fixes
- MongoDB connection troubleshooting
- UI & responsive design fixes
- Performance optimization
- Code refactoring & cleanup
Why Choose Me?
- Fast response and clear communication
- Clean, optimized, and maintainable code
- On-time delivery
- MERN Stack Developer
- Client satisfaction is my top priority
Please contact me before placing an order so I can review your issue and provide the best solution.
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 Kawsar Arafat
Kawsar Arafat
Full Stack Web Developer HTML,CSS,Nodejs Python APIs
- FromBangladesh
- Member sinceMar 2026
Languages
English
Hi, I’m a Computer Science student and a web developer who enjoys building practical applications.
I work with HTML, CSS, JavaScript, Node.js, PostgreSQL and Python. I can help you build responsive websites, create APIs, fix bugs or automate simple tasks.
I’m always focused on delivering clean, reliable work on time. If you need someone dependable and easy to communicate with, feel free to message me.
My Portfolio
FAQ
What kind of bugs can you fix?
I can fix bugs related to React.js, JavaScript, Node.js, Express.js, REST APIs, MongoDB, authentication, responsive UI, and general frontend/backend issues.
Do I need to contact you before placing an order?
Yes. Please send me the project details or error message before placing an order so I can review the issue and recommend the right package.
What do you need to get started?
Please provide your source code (GitHub repository or ZIP file), error message or screenshot, and a brief description of the issue.
Can you work on existing projects?
Yes. I can work on existing React, Node.js, Express.js, and MERN stack projects and fix or improve the code.
Will you fix deployment or API issues?
Yes. I can help with REST API errors, deployment issues, authentication problems, and MongoDB connection issues.
What if my issue is more complex than expected?
If your issue requires more work than the selected package includes, I'll let you know before starting and we can choose the appropriate package or a custom offer.
Will you keep my project confidential?
Absolutely. Your project and source code will remain private and will never be shared with anyone.
