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Fiverr Pro
English
$
USD
I will do flutter bug fixing and performance optimization
5.0
5.0
Sri Lanka
I speak Sinhala, English, German, Russian, Spanish, Tamil, Dutch, Western Frisian, Scottish Gaelic
23 orders completed
Gig Summary
Crafting fast user friendly web and mobile experiences
I’m a passionate Software and Game Developer with over 4 years of hands-on experience in creating innovative, high-quality solutions. Currently pursuing my final year in Software Engineering, I combin...
Level 1
Has met certain performance criteria and shows strong potential in the marketplace.
About this Gig
Hello,
I am a professional software developer with 4+ years of experience in flutter. I specialize in expert, rapid, and reliable bug fixing specifically for flutter applications, ensuring your mobile app delivers the seamless experience your users expect. I offer advanced flutter debugging and optimization services designed for high-stakes, large-scale applications. Whether it's a layout misalignment, a critical crash, a tricky third party integration issue, or state management gone wrong, I am here to help you.
My services:
- Performance optimization
- Clean/refactor messy code
- Solve UI/UX layout problems
- Fix crashes and runtime errors
- API integration (REST, Firebase)
- Upgrade Flutter or plugin versions
- Add new pages or features (login, chat, dashboard, etc.)
- Support 16 KB page sizes
Why me?
- High Quality Service
- Unlimited Revisions
- 24/7 Customer's Support
- 100% Satisfaction Guaranteed
Please contact me before placing the order to discuss about your project.
Thank you!
Platform:
Cross-platforms
App type:
Hybrid
Other Mobile App Maintenance Services I Offer
FAQ
Do you publish apps ?
Yes Publish both IOS / Android apps.
Do I need to contact you before placing an order?
Yes! It's always best to message me first with a description of the bug or feature request. This helps me evaluate the complexity and give you the best quote and delivery time.
What kind of bugs can you fix?
I can fix: App crashes or unexpected behavior UI layout issues on different devices Navigation problems Performance slowdowns API integration errors Plugin or version compatibility issues And More.
Can you add new screens or modules to my app?
Absolutely! I can add new screens, pages, or components like login/signup, dashboards, chat features, shopping carts, etc. Just let me know what you need.
Do you support both Android and iOS platforms?
Yes! All fixes and features are done in Flutter, which supports both Android and iOS from the same codebase.
Will you need access to my code?
Yes, I’ll need access to your project source code. You can send it via ZIP file, GitHub, GitLab, or any preferred method. All shared files remain 100% confidential.
Can you help with Firebase integration or updates?
Definitely! I work with Firebase Auth, Firestore, Realtime DB, Cloud Messaging, and more.
Do you offer ongoing app maintenance?
Yes! I offer monthly maintenance packages as custom orders. Just message me with what you need maintained or monitored.
What if the issue comes back after delivery?
I offer free revisions within the revision limit. If it’s the same issue, I’ll fix it without charge during that time window.
Do you update flutter versions ?
Yes, I will update Flutter SDK version, Dart version, dependency mismatch, and add 16KB page support for the Play Store.
Reviews
17 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
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Most relevant
M 
mdiqbalhossainm
United States
Ongoing collaborationNadeera is a lifesaver and a world-class Flutter expert! Before finding him, I hired two other developers on Fiverr and both of them completely failed to fix my app. But Nadeera stepped in, worked with extreme patience all night until 5:30 AM, and resolved every single issue! He fixed duplication bugs,...
$50
Price
5 days
Duration
N 
Seller's Response
Helpful?M 
masonewingcorp
France
Ongoing collaborationNadeera is an incredible, efficient, and professional person. I just worked with him, there were zero issues, I recommend him 100% and without any hesitation, go for it, you won't be disappointed, and kudos for his patience!!
$50
Price
1 day
Duration
N Seller's Response
Helpful?B 
bmg_work25
United States
Great Work
$100-$200
Price
2 weeks
Duration
N Seller's Response
Helpful?P polarribrands
United States
Ongoing collaborationThe best he goes above and beyond. And actually takes pride in the projects.
$200-$400
Price
7 months
Duration
N Seller's Response
Helpful?F fouadghannam444
Morocco
thanks you bro for all you are the best
$50
Price
3 days
Duration
N Seller's Response
Helpful?
Reviews
17 reviews for this Gig
| (17) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
M mdiqbalhossainm
United States
Ongoing collaborationNadeera is a lifesaver and a world-class Flutter expert! Before finding him, I hired two other developers on Fiverr and both of them completely failed to fix my app. But Nadeera stepped in, worked with extreme patience all night until 5:30 AM, and resolved every single issue! He fixed duplication bugs,...
$50
Price
5 days
Duration
N Seller's Response
Helpful?M masonewingcorp
France
Ongoing collaborationNadeera is an incredible, efficient, and professional person. I just worked with him, there were zero issues, I recommend him 100% and without any hesitation, go for it, you won't be disappointed, and kudos for his patience!!
$50
Price
1 day
Duration
N Seller's Response
Helpful?B bmg_work25
United States
Great Work
$100-$200
Price
2 weeks
Duration
N Seller's Response
Helpful?P polarribrands
United States
Ongoing collaborationThe best he goes above and beyond. And actually takes pride in the projects.
$200-$400
Price
7 months
Duration
N Seller's Response
Helpful?F fouadghannam444
Morocco
thanks you bro for all you are the best
$50
Price
3 days
Duration
N Seller's Response
Helpful?
