09/22/2026 updated
100 % available
Senior Mobile Engineer - Flutter, iOS & Android
Roma, Italy
Roma +25 km
Master of Science in IT-Systems EngineeringAbout me
Senior Mobile Engineer with 9 years of experience across Flutter, iOS and Android. Experienced in owning mobile application end-to-end, from architecture and development through testing, CI/CD, release, and maintenance. Focused on building scalable products with attention to performance and security
Clean ArchitectureFlutterAndroid (Software)Android Software DevelopmentAndroid StudioMobile Application DevelopmentDesign ThinkingMobile Device ManagementMobile OsSwift (Programming Language)Google FirebaseKotlinMobile TechnologyDartMobile Computing
Flutter & Cross-Platform Mobile Development
Over 9 years of experience in mobile development across Flutter, iOS, and Android. Extensive experience building and maintaining production mobile applications, including end-to-end ownership from architecture and development through testing, CI/CD, releases, and long-term maintenance.
Mobile Architecture
Strong experience with Clean Architecture, Monorepo Architecture, and BLoC, with a focus on maintainable and scalable Flutter applications. Hands-on experience with GoRouter, GetIt, and Dio.
Native iOS & Android Development
Professional experience with native iOS development using Swift and Android development using Kotlin. Maintained the production iOS application Sicher Reisen for the German Federal Foreign Office and developed mobile applications for public-sector and enterprise clients.
CI/CD, Testing & Releases
Experience owning CI/CD and mobile release processes using Bitrise, TestFlight, and Firebase App Distribution. Implemented automated unit, widget, snapshot, and integration testing as part of development and CI/CD workflows.
Accessibility
Hands-on experience implementing mobile accessibility features including screen readers, voice control, keyboard navigation, dynamic font scaling, and color contrast requirements.
Performance, Security & Monitoring
Improved mobile app startup time from 7.5s to 2.5s and reduced app size by 30%. Experience integrating Sentry, Talsec freeRASP, analytics, monitoring, push notifications, and payment processing into production applications.
Analytics & Integrations
Experience integrating Firebase, Segment, Adjust, Stripe, Intercom, REST APIs, and other third-party services into mobile applications.
Development Tools
Proficient with Git, Xcode, Android Studio, Figma, Linear, and SQL/NoSQL databases, working in agile and cross-functional development teams.
Experience
Professional experience5 - 10 years
Freelancer since2026
Languages
GermanNative speakerEnglishFluentItalianGood
Project history
Lead Flutter engineer for a healthcare application with 20k+ users. Reduced app startup time from 7.5s to 2.5s and reduced app size by 30%. Maintained scalable monorepo architecture based on Clean Architecture and BLoC. Managed CI/CD and release pipelines using Bitrise, TestFlight, and Firebase App Distribution. Implemented unit and snapshot testing as part of CI/CD workflows. Integrated analytics, push notifications, payment processing, and monitoring infrastructure. Mentored junior developers and later became solely responsible for the mobile application.
Developed Flutter and native iOS applications for German public sector clients. Delivered cross-platform applications with strong focus on accessibility, testing, and CI/CD. Implemented accessibility features including screen readers, keyboard navigation, and dynamic font scaling. Managed automated release pipelines using Bitrise, TestFlight, and Firebase App Distribution. Implemented unit and snapshot testing for production mobile applications. Sole maintainer of the native iOS application Sicher Reisen for the German Federal Foreign Office. Worked on Flutter applications for BWI GmbH and Deutsche Rentenversicherung in agile cross-functional teams.
Contributed to full-stack and native iOS development for internal enterprise applications.