I will fix bugs and errors in your app professionally


About this gig
Are you facing annoying bugs, crashes, errors, or performance issues in your application?
I will professionally debug and fix problems in your web, mobile, or desktop application quickly and efficiently.
I can help with:
App crashes and runtime errors
Frontend and backend bugs
API integration issues
Database connection problems
Login/authentication issues
Slow performance optimization
React, Node.js, Flutter, Python, PHP debugging
Console errors and deployment issues
Responsive UI fixes
Code troubleshooting and optimization
Why choose me?
Clean and professional fixes
Fast communication
Detailed debugging process
Scalable and maintainable solutions
On-time delivery
Whether you have a small bug or a complex application issue, I am here to help you solve it professionally.
Contact me before placing large or complex orders.
Get to know JENNY
BASE44 EXPERT
- FromUnited States
- Member sinceApr 2026
- Avg. response time1 hour
Languages
English, Spanish, German
FAQ
Can you fix deployment errors?
Yes, I can help with hosting, server, and deployment-related issues.
Do you fix mobile apps?
Yes, I can debug Android, iOS, Flutter, and React Native applications.
Will you optimize app performance?
Yes, performance optimization can be included in Standard or Premium packages.
What technologies do you support?
I support React, Node.js, Flutter, Python, PHP, JavaScript, HTML/CSS, Firebase, MySQL, MongoDB, and more.
Do you provide source code after fixing?
Yes, you will receive the updated and fixed source code.
