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I will ios app development swiftui bug fixes api integration app store launch firebase
MAXWELL VICTOR
About this gig
Need reliable iOS SwiftUI app development for a new product, startup, or existing app? I build, fix and maintain native iPhone and iPad apps using SwiftUI, Swift, Firebase, REST APIs, and modern iOS technologies from Figma designs to SwiftUI code and App Store deployment.
WHAT I FIX
- Fix SwiftUI bugs and crashes, Xcode errors, UI issues and iOS app performance
- iOS app maintenance and updates, feature additions and compatibility issues
- SwiftUI API integration, SwiftUI Firebase integration and authentication
- UIKit to SwiftUI migration, CoreData/SwiftData issues and existing app updates
- App Store Connect, TestFlight, signing, build errors and publish app to App Store
SERVICES I OFFER
- iOS SwiftUI app development and develop iOS app using SwiftUI
- SwiftUI MVP for startups and build native iOS app prototype
- Figma to SwiftUI code, custom UI and SwiftUI custom animations
- Develop iPad and iPhone app, iOS widget development SwiftUI
- SwiftUI CoreData/SwiftData, REST API, Firebase and backend integration
- iOS app maintenance, debugging, optimization and App Store deployment
CONTACT ME LETS turn your Figma design or app idea into a functional iPhone/iPad app, fix an existing SwiftUI project
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Get to know MAXWELL VICTOR
MAXWELL VICTOR
UI UX MOBILE APP DESIGN AND FLUTTERFLOW DEVELOPMENT EXPERT
- FromNigeria
- Member sinceSep 2026
- Avg. response time1 hour
Languages
English, German, French, Spanish
I’m a professional mobile app development and UI/UX solution provider focused on building, fixing, improving, and scaling digital products.
I work with Figma, FlutterFlow, SwiftUI, Firebase, APIs, app prototypes, wireframes, responsive mobile interfaces, and iOS/Android development.
I bring hands-on industry experience and completed projects across different business needs, with a strong focus on clean implementation, troubleshooting, usability, performance, and reliable delivery. I work as a technical partner for businesses seeking practical, scalable mobile solutions.
Other Mobile App Development Services I Offer
FAQ
Can you build a complete iOS app using SwiftUI?
Yes. I can develop a native iOS app using Swift and SwiftUI, including custom UI, API integration, Firebase, authentication, widgets, animations, testing and App Store preparation for iPhone and iPad.
Can you fix SwiftUI bugs, crashes and Xcode errors?
Yes. I can debug SwiftUI bugs, crashes, build errors, UI issues, navigation problems, API errors, performance issues and Xcode errors in existing iOS apps. Send the error details or source code so I can assess the issue.
Can you add new features to my existing iOS app?
Yes. I can update existing SwiftUI or UIKit apps, add new screens and features, improve UI, integrate APIs or Firebase, fix existing issues and maintain your app while keeping the current functionality stable.
Can you convert my Figma design into SwiftUI code?
Yes. I can convert your Figma design into clean SwiftUI code with responsive layouts, custom components, animations and navigation for iPhone and iPad while keeping the implementation aligned with your design.
Can you integrate APIs and Firebase into my SwiftUI app?
Yes. I can integrate REST APIs, JSON data, authentication, Firebase, Firestore and other backend services into SwiftUI apps. I can also troubleshoot API responses, authentication errors and data synchronization problems.
Can you migrate UIKit to SwiftUI?
Yes. I can help migrate existing UIKit components or applications to SwiftUI, modernize outdated code, preserve existing functionality and improve the project structure while addressing compatibility and UI issues.
Can you publish my iOS app to the App Store?
Yes. I can assist with App Store Connect setup, build preparation, signing, provisioning, TestFlight and submission. If your app has a rejection or upload problem, I can also troubleshoot the technical issue causing it.
