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Fiverr Pro
Deutsch
$
USD
I will be your flutter, ios or android developer, fix bugs and develop
Make your app dreams come true
Whether it's a small gig or a year-long project, clients like you deserve a high-quality result from a true professional, from bug fixing to app development.
With over 8 years of experience in mobile ...
Level 2
Hat hohe Leistungskriterien erfüllt und verfügt über eine nachgewiesene Erfolgsbilanz bei der Erfüllung von Kundenerwartungen.
Über diesen Service
Mobile Developer, Bug Fixing Specialist - 9+ Years Experience - MONEY BACK GUARANTEE
Are you facing issues with your Android or iOS Mobile app? Reporting a high number of crashes or bug reports from your users? Struggling to get a good review score? As a Mobile Developer with over 9 years of experience, I can be your app developer and help you to solve bugs or develop new features effectively.
Why choose me?
- 9+ years of experience
- Helped multiple clients to increase their review scores to 4+ stars on Play Store
- High-quality results
- Money Back Guarantee
My bug-fixing and development services:
- Android Development
- iOS Development
- Flutter Development
- Jetpack Compose
- SwiftUI
- Crashes & ANRs
- UI/UX issues
- AI Integration into Mobile App
- Network & API issues
- Database problems (SQLite, Realm, Room)
- Issues with Firebase/Crashlytics
- Upgrade to the latest Android SDK version
- Issues with Google AdMob
- Make your app compliant with Google Play and App Store guidelines
Your app deserves high-quality treatment made by a professional, and I'm here to help you with this. Hit the "Contact" button and let's start working together now!
Please contact me before placing an order.
Plattform:
Plattformübergreifend
App-Typ:
Native
Frameworks:
Flutter
•
Jetpack Compose
•
SwiftUI
Programmiersprache:
Dart
•
Java
•
Kotlin
•
Objective-C
•
Swift
Tools:
Glide
•
Flutterflow
•
Android Studio
•
Xcode
Kunden, mit denen ich zusammengearbeitet habe
Avaloq
Working on an innovative conversational banking Android and iOS app that enables simple, effective, and compliant communication between relationship managers and bank clients; Highlights of this app include integration with popular social messaging apps (eg. Whatsapp, WeChat), and leveraging AI for an NLP capable virtual assistant.
Jan. 2021-Sept. 2023
QA Limited
Maintaining and developing new features on both Cloud Academy/QA Platform's Android and iOS apps, working in a cross-functional squad with project managers and team leads, adopting Scrum methodologies. I'm also working with the design team in order to have a consistent and seamless UX experience on both mobile apps, that is also coherent with platform-specific design guidelines.
Jan. 2024-Juni 2025
Mein Portfolio
FAQ
What is your tech stack?
Kotlin, Kotlin Flows, Coroutines, Retrofit, Hilt, Room, Jetpack Navigation, Jetpack Compose, and more. for iOS: SwiftUI, Autolayout, AlamoFire, RxSwift I usually build apps using MVVM design pattern, which is the business go-to choice for developing apps, while having a clean code architecture.
Do you develop on native apps or hybrid?
I can develop and help you with your project if the app is made in native Android (Java/Kotlin), iOS (ObjC/Swift), or Flutter. My services don't include React Native, Unity or Xamarin.
What if i'm not happy with the result?
As a seller, my #1 priority is to make sure that you will be satisfied with the delivery and that you'll be able to reach your goals. If you are still unhappy with it, I can give you a full money back guarantee refund.
Bewertungen
48 Bewertungen für diesen Service
| (47) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
Sortieren nach:
Am relevantesten
X xbridge94
Italien
E' stato fantastico lavorare insieme! Super cordiale e disponibile. Non è facile persone così preparate. Mi ha dato anche ottimi consigli riguardo altri aspetti dell'app che non avevo considerato!
50 $-100 $
Preis
10 Tagen
Dauer
Hilfreich?J 
johngregory599
Wiederkehrender Kunde
Australien
Thanks again
50 $-100 $
Preis
3 Tagen
Dauer
Hilfreich?J johngregory599
Wiederkehrender Kunde
Australien
Thanks again
50 $-100 $
Preis
3 Tagen
Dauer
Hilfreich?P partytrivia
Wiederkehrender Kunde
Großbritannien
Alessandro S is truly an expert in mobile app maintenance! His code expertise and professionalism exceeded my expectations. Plus, working with him was a breeze thanks to his deep understanding and excellent cooperation skills. 🙌
Bis zu 50 $
Preis
3 Wochen
Dauer
Hilfreich?P partytrivia
Wiederkehrender Kunde
Großbritannien
Always a pleasure, will be using a lot more of his services in the future
Bis zu 50 $
Preis
1 Tag
Dauer
Hilfreich?
Bewertungen
48 Bewertungen für diesen Service
| (47) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
Sortieren nach:
Am relevantesten
X xbridge94
Italien
E' stato fantastico lavorare insieme! Super cordiale e disponibile. Non è facile persone così preparate. Mi ha dato anche ottimi consigli riguardo altri aspetti dell'app che non avevo considerato!
50 $-100 $
Preis
10 Tagen
Dauer
Hilfreich?J johngregory599
Wiederkehrender Kunde
Australien
Thanks again
50 $-100 $
Preis
3 Tagen
Dauer
Hilfreich?J johngregory599
Wiederkehrender Kunde
Australien
Thanks again
50 $-100 $
Preis
3 Tagen
Dauer
Hilfreich?P partytrivia
Wiederkehrender Kunde
Großbritannien
Alessandro S is truly an expert in mobile app maintenance! His code expertise and professionalism exceeded my expectations. Plus, working with him was a breeze thanks to his deep understanding and excellent cooperation skills. 🙌
Bis zu 50 $
Preis
3 Wochen
Dauer
Hilfreich?P partytrivia
Wiederkehrender Kunde
Großbritannien
Always a pleasure, will be using a lot more of his services in the future
Bis zu 50 $
Preis
1 Tag
Dauer
Hilfreich?
