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English
$
USD
I will fix your app bugs, crashes and optimize performance fast
App Developer Mobile, Web and Desktop Clean and Scalable Apps
Are you looking for a skilled Mobile App developer to bring your app idea to life?
You’re in the right place!
I specialize in building high-quality cross-platform applications with clean UI, smooth p...
About this Gig
Your app is crashing, lagging, or stuck in review and every hour it stays broken is costing you users and revenue.
I fix that. Fast.
Im Nouman, a mobile developer with 4+ years of experience in Flutter bug fixing, React Native debugging, Android (Kotlin) app crash fixes, and iOS (SwiftUI) bug fixing. Ive shipped 20+ production apps and worked on 90+ real-world projects across fintech, e-commerce, and enterprise systems.
What I Fix :
App crash fix (Flutter / React Native / Android / iOS)
Flutter bug fixing & app debugging
iOS app bug fixing & SwiftUI error resolution
Firebase error fix & backend sync issues
App performance optimization (lag, slow UI, freezes)
UI/UX bug fixing (overflow, layout issues, animations)
App optimization & publishing fixes (Play Store / App Store rejection fixes)
Why hire me?
Fixed apps with 100K+ downloads, reducing crashes by 60%+. I dont patch bugs I fix the root cause with clean, scalable solutions. You get reliable, production-ready fixes built for long-term stability.
Ready to fix your app?
Message me if you're unsure Ill help you choose the right package quickly and honestly.
Lets make your app stable, optimized, and ready for publishing.
My Portfolio
FAQ
Do you fix errors in existing apps?
Yes, I specialize in fixing bugs and improving existing Flutter apps.
Will you explain what you fixed?
Yes, I can explain the solution clearly after delivery.
Do you support Firebase & APIs?
Yes, I work with Firebase, REST APIs, and backend integrations.
Reviews
1 reviews for this Gig
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Rating Breakdown
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- Quality of delivery
- Value of delivery
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stefan_stevanov
Serbia
good job man
Up to $50
Price
10 days
Duration
Helpful?
Reviews
1 reviews for this Gig
| (1) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
S stefan_stevanov
Serbia
good job man
Up to $50
Price
10 days
Duration
Helpful?
