Ovidiu – Flutter, BLoC, Dart

A solution that enables instant shelf management for retail through AI-driven computer vision on mobile devices.

• Rewrote the existing Unity app in Flutter with Clean Architecture, a smoother UI/UX, and improved performance, doubling the user satisfaction score.
• Built a local caching and sync layer (Drift/SQLite) so store data stayed fast and reliable with unstable connectivity.
• Integrated a C++ computer-vision library through Dart FFI and wrote a custom Java camera plugin via Method Channels for the shelf-scanning pipeline.
• Owned the app end-to-end and led a second Flutter developer: task planning, effort estimation, implementation tracking, and code reviews.

Cross-platform field-reporting app for a European construction-services company whose site teams previously depended on a desktop-only tool. Site managers log daily activity, progress, and issues from the construction site on Android and iOS, with data synced to the company's backend for reporting.

• Architected and built a cross-platform mobile application with Flutter using SOLID principles for app component reusability.
• Led a small team of developers by sharing knowledge, balancing workload, conducting code reviews, and guiding architectural best practices.

A pharmacy management app.

• Engineered a complex Flutter application utilizing the BLoC pattern for state management and a scalable, clean architecture.
• Implemented meticulous integration tests for the cross-platform Flutter application and achieved 75% test coverage.
• Worked closely with cross-functional teams to gather requirements, refine features, and deliver updates aligned with client feedback.
• Integrated the application with Zebra scanners.

Patient-facing medical-advice app for a top European pharmaceutical company. Pharmacy customers get tailored advice through symptom assessment, live chat, and video consultations with pharmacists, plus push notifications for follow-ups. Multi-channel communication built on Twilio video and SignalR real-time messaging, integrated with the Infermedica medical API.

• Built a medical advice communication Flutter mobile application that increased user engagement.
• Collaborated with backend, testing, and design teams to plan and implement the app for pharmacy customers.
• Delivered a multi-channel communication app incorporating Twilio video and SignalR webhooks for live chat functionality.

Consumer travel app for a Swiss startup, published on Google Play and the App Store. Travelers discover and plan trips through a highly visual, animation-rich interface with push notifications and deep links for sharing. The product launched with weak UI/UX and low user interest; the work focused on redesigning the experience, improving stability, and increasing engagement.

• Doubled user retention to 38% by implementing Flutter animations and Lottie animations.
• Enhanced app performance and stability by leveraging a custom analytics server and Sentry, reducing app crashes.
• Collaborated with the internal design team to integrate modern design principles into the Flutter mobile application.

An installer and remote-control app for a heat-pump system sold by an energy company. Technicians and end customers configure and control the unit from their phones; the app connects to the product's Raspberry Pi-based controller and is available on Google Play and the App Store. The goal was to cut a 15-minute manual installation to a guided flow of a few minutes.

• Developed a user-friendly Flutter mobile app and integrated it into the Raspberry Pi software ecosystem.
• Reduced installation time by deploying a cross-platform mobile application on Google Play and App Store with App Center and CI/CD systems.
• Worked collaboratively with the CTO to design and integrate the Flutter app into the company's ecosystem.