All Projects
A collection of projects that demonstrate my expertise in mobile development, software architecture, and technical leadership.
B2B and Enterprise Projects
Flutter solutions developed for enterprises, featuring scalable architectures and high commercial impact.
Featured Projects
YUVOD – OTT Platform for Hotels
Deployed in +30 hotels across Europe and LATAM. Smooth SmartTV experience, reliable deployments, and extensible architecture. 35% improvement in guest satisfaction according to post-stay surveys.
Cross-platform streaming platform for SmartTVs, mobile, and web with multi-entry architecture and dynamic UI selection. Advanced spatial navigation with NavigationHandlerBloc, support for nested menus, grids, and carousels. Modular player with DRM, dynamic subtitles, token authentication, and fullscreen. DevOps with RPS in pubspec.yaml, Docker Compose, and Git Hooks in Dart.
BNC10 – Neobanking Frontend
500+ active users, 4.7⭐ rating, 99.5% crash-free sessions. 60% reduction in authentication friction. Smooth cross-platform experience.
Neobanking frontend with advanced responsive design using responsive_framework. Differentiated theming for web and mobile. Production error monitoring with Sentry. Modularization in core, resources, routing, and commons. UI/UX best practices: fixed orientation, scale control, animated transitions. Banking security with biometric authentication and encrypted storage.
TOOKANE – Multipurpose App
Best practices with linter, static analysis, unit and widget tests, clear documentation and CI/CD. 30% improvement in efficiency through real data-based optimization.
Multipurpose application with Clean Architecture + MVVM + Repository Pattern. Cross-platform authentication (email, Google, Facebook), user and profile management, external API consumption and data visualization. Push notifications, offline-first support with Hive/SharedPreferences, multi-language internationalization, custom animations and transitions. CI/CD for automated deployments.
Other Business Projects
STELCAMPING – Camping Management
More than 1,000 active users. Code reusability, UX consistency, and scalability. Automated processes that previously required 3 people, reducing operational costs by 40%.
Comprehensive camping management application with BaseState<T> base class to centralize dialogs, localization, focus, and UI utilities. Registration, authentication, reservations, activities calendar, notifications, and profile system. Integration with REST APIs (auth, reservations, activities, notifications, profile). Modular architecture with clear separation between presentation, business logic, and data layers.
Personal and Open Source Projects
Own developments that showcase creativity, experimentation with new technologies, and passion for innovation.
Personal Portfolio – Chrystian Michell
Lighthouse score 100/100 in all metrics. Load time <1s, SEO optimized for professional positioning. Complete ES/EN internationalization.
Modern and responsive personal portfolio developed with Astro for optimized static rendering. Modular architecture with TypeScript, i18n translation system, advanced SEO with structured data, PWA with manifest and service worker. Performance optimization with lazy loading, code splitting, and asset compression. Automated deployment with GitHub Actions.
Nextival CMS – Festival Management
Load times <1.5s with hybrid SSR/SSG rendering, complete SEO optimization. Delivered in 4 months as a production-ready project.
Content management system for music festivals with Clean Architecture and Repository Pattern. RESTful API with Server Actions and JWT middleware. Integration with Spotify Web API and Geocoding API. WYSIWYG editor (Quill.js) for advanced artist and stage management. WebSockets for real-time notifications and messaging.