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Fiverr Pro
English
$
USD
I will flutter mobile app development, mobile app, flutter developer, app creation, app
Segun
Level 2
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About this gig
Are you looking for a premium mobile app that operates flawlessly across iOS and Android?
Many clients face severe bugs like laggy interfaces, broken real-time sync, poor state management, or sudden App Store rejections. As an expert flutter developer, I solve these problems directly by engineering production-ready, cleanly-coded flutter mobile app development tailored for rapid scaling.
️ Industry Solutions:
- E-commerce: Smooth carts, fast product feeds, and secure gateway integrations.
- Wallet: Encrypted, high-security FinTech architectures for financial transactions.
- Booking: Smart scheduling systems with automated calendar updates.
- Chat: Low-latency, real-time messaging structures with instant push notifications.
Technical Frameworks:
- Clean Architecture (Bloc/Riverpod) to prevent UI lag and memory leaks.
- Seamless external API, Firebase backend, and database synchronization.
- 100% compliant builds optimized to pass strict Apple & Google store reviews.
Message me today to review your project!
flutter mobile app development, mobile app, flutter developer
E-commerce, Wallet, Booking, Chat
Get to know Segun
Segun
No Code App Developer, Airtable, Softr, Base44 Systems for Business Automtion
Level 2
- FromNigeria
- Member sinceOct 2024
- Avg. response time1 hour
- Last delivery3 weeks
Languages
English, German, French
I’m a No-Code App Developer specializing in Airtable, Softr, Base44, and business automation. With 5 years of hands-on experience, I build CRM systems, client portals, dashboards, internal tools, and automated workflows that help businesses streamline operations. My background is in creating no-code business systems that connect databases, workflows, portals, and automation. I focus on clean builds, practical solutions, and reliable results. Choose me for clear communication, attention to detail, and systems built around your business needs.
My Portfolio
FAQ
My previous developer left me with a buggy, laggy app. Can you fix it?
Yes. I specialize in code refactoring. I will audit your existing flutter mobile app development codebase, isolate performance bottlenecks, fix memory leaks, and update deprecated packages to restore native-level smoothness.
How do you ensure my E-commerce or Wallet app is completely secure?
Security is non-negotiable. I implement strict data encryption protocols, secure API authentication keys via environment variables, and use SSL pinning. For Wallet apps, I establish secure storage frameworks to protect sensitive user transaction data.
Will my Chat or Booking app experience UI lag during high traffic spikes?
No. I prevent UI stuttering ("jank") by using clean state management patterns (like BLoC or Riverpod). This decouples your business logic from the UI layer, allowing your Chat and Booking apps to process heavy real-time data smoothly.
What happens if my mobile app gets rejected by the Apple App Store or Google Play?
I build all packages in strict compliance with Apple and Google Human Interface Guidelines. If any store submission deployment issue arises due to code architecture, I will fix it immediately at no extra charge to guarantee your app goes live.
Many hybrid apps run slowly. How do you guarantee high performance?
As a dedicated flutter developer, I optimize image caching, minimize widget rebuilds, and implement lazy loading for long lists. This ensures your product catalogs or social feeds run at a fluid 60 FPS to 120 FPS.
Can you connect my application to a custom backend or pre-existing database?
Yes. I am an expert in RESTful API integration. I can connect your mobile app frontend to any custom Node.js, Python, PHP, or cloud-based database backend flawlessly, ensuring accurate real-time data synchronization.
How do you handle real-time messaging latency in Chat applications?
I utilize low-latency WebSockets or Firebase Realtime Database clusters. This setup ensures that user messages, media files, and active typing statuses transmit instantly without draining the user's device battery.
Will the booking calendar update instantly across different devices?
Yes. For Booking apps, I implement real-time cloud listener architecture. When a user books a slot, the database instantly broadcasts the state change, preventing double-bookings across all platforms.
What happens if the app breaks after you deliver it? Do you offer support?
Every project includes a complementary post-launch support period to cover unexpected runtime bugs or deployment configuration adjustments. Long-term maintenance packages are also available to keep your app updated with the latest iOS/Android versions.
Will my app look identical on an older iPhone vs. a brand-new Android tablet?
Yes. I build deeply responsive, adaptive layouts using Flutter’s constraint systems. Your mobile app layout will automatically scale, adjust, and look perfectly aligned across all varying screen sizes and aspect ratios.
