Marinos Zinonos
Limassol, Cyprus
Marinos Zinonos
Mobile Developer
Category : Mobile development
I am a Mobile Engineer with 5 years of professional experience specializing in Android development (Kotlin) and cross-platform mobile apps using Flutter and Dart.
My expertise includes building native Android applications with Jetpack Compose, Coroutines, and clean architecture patterns, as well as delivering cross-platform iOS & Android apps from concept to App Store / Play Store deployment.
I have worked on real-world production apps serving hundreds of thousands of users, including mobile banking, healthcare, media streaming, and legal services platforms.
My services include:
Native Android app development (Kotlin, Jetpack Compose, Android SDK)
Cross-platform app development (Flutter & Dart) for iOS and Android
REST & SOAP API integration
Firebase integration and app architecture setup
App Store and Google Play deployment
I support my clients from defining their requirements through to launch, providing clean, maintainable code and reliable delivery. Whether you need a new app built from scratch or an existing one improved, I bring professional-grade mobile development to every project.
My expertise includes building native Android applications with Jetpack Compose, Coroutines, and clean architecture patterns, as well as delivering cross-platform iOS & Android apps from concept to App Store / Play Store deployment.
I have worked on real-world production apps serving hundreds of thousands of users, including mobile banking, healthcare, media streaming, and legal services platforms.
My services include:
Native Android app development (Kotlin, Jetpack Compose, Android SDK)
Cross-platform app development (Flutter & Dart) for iOS and Android
REST & SOAP API integration
Firebase integration and app architecture setup
App Store and Google Play deployment
I support my clients from defining their requirements through to launch, providing clean, maintainable code and reliable delivery. Whether you need a new app built from scratch or an existing one improved, I bring professional-grade mobile development to every project.
Working hours
- Monday:08h00 To 18h00
- Tuesday:08h00 To 18h00
- Wednesday:08h00 To 18h00
- Thursday:08h00 To 18h00
- Friday:08h00 To 18h00
- Saturday:Not available
- Sunday:Not available
Migrated a legacy Xamarin application to a fully native Android app using Kotlin and Android SDK.
Integrated complex SOAP APIs and built modular, reusable components used across multiple products.
Owned the entire Android lifecycle as a one-person mobile team, from architecture to testing and deployment.
Contributed to medical-grade software used in the UK healthcare sector, including NHS clients.
Integrated complex SOAP APIs and built modular, reusable components used across multiple products.
Owned the entire Android lifecycle as a one-person mobile team, from architecture to testing and deployment.
Contributed to medical-grade software used in the UK healthcare sector, including NHS clients.
Developed new features and fixes for the mobile banking app serving over 300,000 active users.
Collaborated in a large cross-functional team with code reviews and shared technical problem-solving.
Integrated RESTful APIs in close collaboration with backend engineers.
Led refinement sessions with PMs for scope breakdown, story-pointing, and roadmap shaping.
Collaborated in a large cross-functional team with code reviews and shared technical problem-solving.
Integrated RESTful APIs in close collaboration with backend engineers.
Led refinement sessions with PMs for scope breakdown, story-pointing, and roadmap shaping.
Built loyalty and rewards Android solutions for leading commercial businesses in Cyprus.
Developed with Kotlin, Android SDK, and REST APIs in collaboration with senior developers.
Troubleshot, debugged, and optimized mobile code for reliability and performance.
Developed with Kotlin, Android SDK, and REST APIs in collaboration with senior developers.
Troubleshot, debugged, and optimized mobile code for reliability and performance.
Grade: Second Class Honours (Upper Division) 2:1
Developed an entrepreneurial Android Application as part of my dissertation.
Developed an entrepreneurial Android Application as part of my dissertation.
- 🇬🇧 English
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