Senior Flutter Developer @ LeanCode based in Poznań, Poland.

I build enterprise-grade mobile products with Flutter & Dart, and help teams keep their codebases lean, well-architected, and maintainable. Over 5 years of commercial experience and a path from Junior Developer to Team Leader.

• 🧠 Core stack: Flutter, Dart, Mobile, Web, Add-to-App, Method Channels, Mapbox/MapLibre, dart:ffi, dart:js_interop
• 🛠️ Also comfortable with: Python, JavaScript, TypeScript, Java, C#, Kotlin, Swift, Shell
• 👥 Experienced in team leadership, mentoring, code reviews, enforcing code quality standards, developing scalable architectures
• 🌍 Languages: Polish (native), English, German
• 📫 Find me on LinkedIn

A selection of production mobile apps I've contributed to. All apps are live on Google Play and AppStore.

Integrated native iOS and Android applications with Flutter using the add-to-app approach. Converted an existing Flutter application into a module embeddable in native applications. Responsible for implementing and configuring the integration layer on the Flutter side, as well as bootsrapping the Flutter module in both native projects, and managing dependencies within the CI/CD pipeline.

Flutter Kotlin Swift Method Channels Add-to-App CI/CD Push Notifications Deep Links Routing Ownership Team Leadership

• Refactored the Smart City Poznań application to null-safety (Dart 2.12+)
• Supported the development and production releases after migration
• Integrated the application with ID.Poznań authentication (OpenID Connect)
• Direct communication with the client

Flutter Dart Android iOS OpenID Connect Null Safety Release Ownership

Built a companion application for attendees of the Flutter Tech Summit conference, providing schedules, speaker info and event navigation.

Flutter Dart Android iOS Push Notifications Deep Links CI/CD

Developed and maintained a classifieds application for the automotive industry. Worked on architecture, native integrations and platform interop.

Flutter get_it injectable dart:ffi CI/CD Method Channels Team Leadership Mapbox MapLibre

A white-label application designed for car dealers, allowing them to manage and showcase their inventory.

Flutter White-label Team Leadership CI/CD

Designed and implemented a mobile application for the logistics industry, used by fleet managers and drivers.

Flutter Mapbox MapLibre Dio CI/CD Team Leadership

_{Open to interesting Flutter / mobile opportunities — feel free to reach out on LinkedIn.}