I will fix bugs in your react nextjs or javascript web application


About this gig
Having bugs or unexpected behavior in your React, Nextjs, or JavaScript web application?
I can help you investigate the issue, find the root cause, and implement a clean and reliable fix in your existing codebase.
I can help with:
React and Nextjs bugs
JavaScript and TypeScript issues
Broken UI or unexpected frontend behavior
API integration problems
Forms and validation issues
Responsive and mobile layout bugs
State management and rendering problems
Errors, crashes, and console warnings
Existing features that are not working correctly
Small improvements and fixes in existing applications
I have commercial experience working with production web applications and existing codebases. I am comfortable reading code written by other developers, debugging unfamiliar projects, and making focused changes without unnecessarily rebuilding the application.
I prefer clear, efficient, text-based communication and can work independently once the task is understood.
Please message me before ordering if you are unsure which package fits your issue. Send a short description of the problem, screenshots or error messages if available, and information about your tech stack.
Get to know Serhii
Full Stack Web Developer
- FromUkraine
- Member sinceSep 2026
Languages
English

