Over deze freelancer
Senior Flutter Engineer | Mobile, Embedded & Backend-Capable
I'm a software engineer with 6+ years of experience shipping production applications across mobile, web, Desktop and embedded Linux — most recently building the on-device UI for robotics and IoT hardware deployed at the FIFA World Cup 2026. I pair frontend work in Flutter/React with backend systems in Kotlin/Spring Boot and Node.js, so I can own a feature from API to release pipeline rather than handing off halfway.
Recent work spans:
- Robotics & embedded systems — real-time Flutter UI on embedded Linux, integrated with ROS2 robotics backends over WebSocket/gRPC/MQTT
- HealthTech — real-time IoT patient-monitoring dashboards shipped to Android, iOS, and Web from a single codebase
I hold an M.Sc. in Information Systems Engineering (thesis on deep learning for medical imaging) and have led and mentored engineering teams, with a focus on clean architecture, automated CI/CD, and shipping reliably rather than just quickly.
Opleiding
Werk & Ervaring
Tech: Kotlin · Spring Boot · PostgreSQL · GCP · Firebase · Docker · Flutter · Dart · Swift Built core FinTech features end-to-end — Dutch bank-account linking (PSD2) and categorized financial insights — spanning Kotlin/Spring Boot backend services and the Flutter client. Designed and implemented RESTful APIs for customer onboarding, transaction insights, and account management. Automated the entire release pipeline with GitHub Actions and Fastlane, cutting deployments to TestFlight and Google Play from days/hours to ~minutes. Implemented push-notification and in-app messaging services to deliver real-time updates and improve customer engagement. Integrated monitoring and crash reporting (Google Analytics, Crashlytics) to surface and resolve critical production issues. Modernized the legacy codebase and applied code obfuscation to reduce reverse-engineering and unauthorized-access risk.
Tech: Flutter · Dart · TypeScript · Node.js · React.js · PostgreSQL · Kotlin · Swift Developed a healthcare app that turns real-time IoT sensor data into actionable dashboards and alerts, helping care professionals monitor patients — shipped across Android, iOS, and Web from a single Flutter codebase. Improved app stability and reduced crash rates by integrating robust monitoring, crash reporting, and a comprehensive test suite (unit, widget, and end-to-end tests). Reduced technical debt by ~30% through refactoring aligned with SOLID principles and established best practices. Migrated a React codebase to Flutter, unifying cross-platform development on a single codebase. Automated deployments to Google Play, the App Store, and local servers via GitHub Actions pipelines.
Tech: Flutter · Dart · Stripe · Codemagic · JavaScript · MongoDB · Strapi CMS · AWS S3 · PostgreSQL Built the full merchant ticketing UI and an advertising app, and introduced Flutter for Web to the product. Integrated Stripe payments and RESTful APIs for data retrieval, sync, and third-party services. Upgraded the app to Flutter 2.0 and Dart null-safety, resolving compatibility issues and stabilising the codebase.
Certificeringen
Portfolio
Cross-Platform Ticketing & Payments Product
Real-Time Healthcare Monitoring Platform
Reviews
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Locatie Den Haag
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Categorie Development & ITTechniek & Engineering
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Geverifieerd Email, Telefoon
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Lid Sinds 05-07-2026