👋 Hello! I'm
Chrystian Michell
Senior Flutter Engineer & Software Architect · Tech Lead
Technical leader with over 5 years building digital products that solve real problems. Specialized in Flutter and clean architecture, I have led the complete cycle of more than 10 cross-platform applications (iOS, Android, Web, and SmartTV) deployed in 11 countries across Europe and LATAM, impacting over 50,000 users. I combine deep technical expertise with business perspective and real empathy for the end user.
About Me
Key achievements and real-world project results.
I am a Senior Flutter Developer with experience in cross-platform projects (iOS, Android, Web, and SmartTV). I specialize in clean architecture, performance optimization, and pixel-perfect design. I have led technical teams and managed the complete product lifecycle, from idea to production.
My focus is always on quality, scalability, and user experience. I also have experience in full-stack web development, applying modern frameworks and advanced patterns. My previous experience of over 10 years in technology retail gives me a unique perspective: I understand both technical complexity and real end-user needs as well as business objectives.
I am passionate about translating complexity into clarity: creating scalable architectures, establishing processes that work, and developing teams that grow. I firmly believe that the best technology is the one that solves business problems sustainably. "Quality is a pillar of my work".
Highlights
Key achievements and real-world project results.
Technical leader of OTT platform deployed in over 30 hotels across Europe and LATAM
Scalable architecture supporting +1000 concurrent users with 95% uptime
Leadership of multidisciplinary teams of up to 9 people with agile methodologies
Performance optimization: 60% improvement on Smart TVs and 40% reduction in deployment time
Successful integration with +10 hotel PMS systems (Oracle OPERA, Mews, Cloudbeds)
More than 50,000 users impacted through cross-platform applications
Technical Skills
Flutter
Dart
Clean Architecture
BLoC Pattern
TypeScript
JavaScript
Astro
React
Node.js
Firebase
WebSockets
Docker
GitHub Actions
AWS
Technical Leadership
Team Management
Git
CI/CD
GetX
Riverpod
Provider
TailwindCSS
auto_route
get_it
dio
go_router
JSON
SolidJS
CSS Modules
PWA
Sentry
JWT
Hive
SharedPreferences
Netlify
Video.js
Postman
Figma
Shaka Player
sqflite
Flutter
Dart
Clean Architecture
BLoC Pattern
TypeScript
JavaScript
Astro
React
Node.js
Firebase
WebSockets
Docker
GitHub Actions
AWS
Technical Leadership
Team Management
Git
CI/CD
GetX
Riverpod
Provider
TailwindCSS
auto_route
get_it
dio
go_router
JSON
SolidJS
CSS Modules
PWA
Sentry
JWT
Hive
SharedPreferences
Netlify
Video.js
Postman
Figma
Shaka Player
sqflite
Flutter
Dart
Clean Architecture
BLoC Pattern
TypeScript
JavaScript
Astro
React
Node.js
Firebase
WebSockets
Docker
GitHub Actions
AWS
Technical Leadership
Team Management
Git
CI/CD
GetX
Riverpod
Provider
TailwindCSS
auto_route
get_it
dio
go_router
JSON
SolidJS
CSS Modules
PWA
Sentry
JWT
Hive
SharedPreferences
Netlify
Video.js
Postman
Figma
Shaka Player
sqflite
Professional Experience
Career path, key roles and achievements in companies and projects.
Tech Lead & Flutter Architect
January 2023 – January 2025Led technical strategy for an OTT platform (content streaming) for the hotel sector deployed in over 30 hotels across Europe and LATAM. Managed multidisciplinary teams of up to 9 people, implemented scalable architectures with Clean Architecture and BLoC, and established CI/CD pipelines that reduced deployment time by 40%. Achieved 60% performance improvements on low-end Smart TVs through advanced spatial navigation and modular player with DRM. Successful integration with +10 hotel PMS systems (Oracle OPERA, Mews, Cloudbeds).
Frontend Architect & Full Stack Developer
February 2025 – June 2025During gap between roles, led architecture and frontend development of content management system for music festivals. Defined complete frontend architecture using Astro with SolidJS for hybrid rendering (SSR/SSG), optimizing SEO and performance with load times under 1.5 seconds. Project completed and delivered for production use.
Senior Flutter Developer
April 2021 – December 2022Developed end-to-end mobile solutions for B2B clients in neobanking, logistics, and tourism. Delivered over 5 Flutter applications for iOS, Android, and Web, achieving 35% reduction in time-to-market through standardized architectures. Managed direct client relationships, translating business needs into technical requirements.
Product & Technology Specialist – Retail
May 2008 – February 202113 years on the front lines of technology retail, developing unique perspective on user-technology interaction. Progression from product specialist to higher responsibility roles, managing teams and training new members. This experience underpins my current approach to customer-centric product development.
Featured Projects
Top 3 standout projects showcasing advanced Flutter architecture, technical leadership, and scalable solutions.
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.
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.
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.
Blog Posts
Latest articles and insights on development, software architecture, and tech experiences. Discover ideas, lessons learned, and trends.
Contact
I am available for new technical leadership opportunities, senior development roles, and specialized consulting.
Tell me about your project
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Quick Response
I will respond within 24 hours with an initial proposal and some follow-up questions.
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