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Fiverr Pro
Deutsch
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Wallter R
@wallterrolland
Solution expert
Großbritannien
Englisch
Über mich
As a Results-driven Mobile App Developer specializing in the design, development, testing, deployment, and maintenance of
modern Android and iOS applications. Experienced with Flutter and React Native, plus native Kotlin, Swift, and Java
development. Strong background in REST APIs, Firebase, authentication, payment integration, push notifications, cloud
services, databases, analytics, and third-party APIs. Focused on clean architecture, responsive UI/UX, performance,
security, maintainability, and production-
Kompetenzen
Wallter R
offline •
Durchschnittliche Antwortzeit: 28 Stunden
Meine Dienstleistungen
Plattformübergreifende Entwicklung
I will do loyalty punch card app loyalty app loyalty website with qr
