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I will fix bugs in your flutter mobile app for android and ios
Software Engineer
I’m Shahroz Khalid, a Software Engineer with 10+ years of professional experience in building high-quality digital products.
I specialize in mobile app development (Android & iOS) using Flutter, full...
Top Rated
Top Rated sellers are individually selected by Fiverr after meeting specific benchmarks for quality and service.
About this Gig
Are you facing bugs, crashes, or unexpected issues in your Flutter app?
You're in the right place.
Im a Top Rated Seller with 10+ years of experience in mobile and web development, specializing in Flutter apps for iOS and Android. I help businesses and startups fix critical issues quickly and professionally so your app runs smoothly again.
What I can fix:
- App crashes & runtime errors
- UI/UX issues & layout bugs
- API integration problems
- Firebase errors (Auth, Firestore, Notifications)
- Performance issues & lag
- Build errors (Android/iOS)
- Third-party plugin issues
- State management bugs (Provider, GetX, Bloc, etc.)
Why choose me?
- Fast delivery (24 to 48 hours for most fixes)
- Clean, scalable solutions (not temporary hacks)
- Clear communication & updates
- Experience with production-level apps
- 100% client satisfaction
Urgent Fix?
If your app is broken and you need an urgent fix, message me I prioritize critical issues and can start immediately.
Before placing an order:
Please send me:
- Source code (GitHub / ZIP)
- Issue details (screenshots / video if possible)
- Any error logs
This helps me understand the problem and provide a quick solution.
Lets fix your app!
My Portfolio
FAQ
What kind of Flutter app bugs can you fix?
I can fix almost all types of Flutter app issues, including crashes, UI bugs, API errors, Firebase issues, performance problems, and build errors for both Android and iOS apps. Whether it's a small bug or a critical issue, I can help.
Can you fix crashes in my Flutter app?
Yes, I specialize in fixing Flutter app crashes and runtime errors. If your app is crashing on startup or during usage, I will identify the root cause and provide a stable fix.
Do you fix Firebase issues in Flutter apps?
Absolutely. I can fix Firebase integration issues including Authentication, Firestore database errors, push notifications, and backend connectivity problems in your Flutter app.
Can you fix API integration problems in Flutter?
Yes, I can debug and fix API integration issues, including REST API errors, data not loading, incorrect responses, and network-related bugs in your Flutter app.
Do you fix Flutter app UI/UX issues?
Yes, I can fix UI bugs, layout issues, responsiveness problems, and improve the overall user experience of your Flutter mobile app.
Can you fix Android and iOS build errors?
Yes, I can resolve Flutter build errors for both Android and iOS, including Gradle issues, Xcode errors, dependency conflicts, and version compatibility problems.
Do you fix performance issues in Flutter apps?
Yes, I optimize and fix Flutter app performance issues, including lag, slow loading, memory leaks, and inefficient code.
Reviews
12 reviews for this Gig
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| (0) | ||
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
B 
bwardgoogle
Repeat Client
United States
Shahroz is very conscientious and aims to please the client with his work. The fact that I hired him for a total of 8 orders is evidence that he does good work.
$100-$200
Price
6 days
Duration
S 
Seller's Response
Helpful?F fefres
Spain
es un gran profesional. no he conocido ninguno como el, se esfuerza en los detalles y en corregir todo lo más rápidamente posible, gran diseño y funcionalidad, seguiré trabajando con el en futuros proyectos. altamente recomendable
$400-$600
Price
4 weeks
Duration
S Seller's Response
Helpful?E 
elchin7765
Repeat Client
Azerbaijan
Highly recommended
$50-$100
Price
11 days
Duration
S Seller's Response
Helpful?A 
abtinmoradi
Repeat Client
Turkey
Shahroz Mirza did an EXCELLENT job with my mobile app maintenance. His work was bug-free and came with thorough documentation. He was timely, fluent in communication, and highly cooperative throughout the project. 👍
$50-$100
Price
1 day
Duration
S Seller's Response
Helpful?M mika_sunshine
Repeat Client
Malaysia
Good work as always
Up to $50
Price
3 days
Duration
S Seller's Response
Helpful?
Reviews
12 reviews for this Gig
| (12) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
B bwardgoogle
Repeat Client
United States
Shahroz is very conscientious and aims to please the client with his work. The fact that I hired him for a total of 8 orders is evidence that he does good work.
$100-$200
Price
6 days
Duration
S Seller's Response
Helpful?F fefres
Spain
es un gran profesional. no he conocido ninguno como el, se esfuerza en los detalles y en corregir todo lo más rápidamente posible, gran diseño y funcionalidad, seguiré trabajando con el en futuros proyectos. altamente recomendable
$400-$600
Price
4 weeks
Duration
S Seller's Response
Helpful?E elchin7765
Repeat Client
Azerbaijan
Highly recommended
$50-$100
Price
11 days
Duration
S Seller's Response
Helpful?A abtinmoradi
Repeat Client
Turkey
Shahroz Mirza did an EXCELLENT job with my mobile app maintenance. His work was bug-free and came with thorough documentation. He was timely, fluent in communication, and highly cooperative throughout the project. 👍
$50-$100
Price
1 day
Duration
S Seller's Response
Helpful?M mika_sunshine
Repeat Client
Malaysia
Good work as always
Up to $50
Price
3 days
Duration
S Seller's Response
Helpful?
