Freelancer profile translated to English.
Back to original languageAbout Sami
Senior Full Stack Developer with over 10 years of experience, specializing in high-traffic web and mobile applications.
I support companies and startups on end-to-end projects: from technical design to production.
🚀 My areas of expertise:
• iOS & Android Mobile Applications:
React Native, Expo
• Modern Web Applications:
React, Next.js, TypeScript, JavaScript
• Backend & APIs:
.NET, C#, ASP.NET Core, REST API, scalable architectures
• AI & Automation:
AI solution integration, LLM, workflow automation, and process optimization
• Quality & Performance:
Architecture, clean code, optimization, testing, CI/CD
I have worked on large-scale applications for clients such as Disneyland Paris, TUI France, and Veepee, as well as for startups.
I can assist with:
✅ a new application from scratch
✅ a complete redesign of an existing application
✅ a technical migration
✅ team augmentation
✅ industrialization and improvement of an existing platform
My goal: to deliver robust, maintainable, and business-oriented solutions.
English
Native or bilingual
French
Native or bilingual
Remote only
Primarily works remotely
Experience
- TUISenior Full Stack Developer C#/.NET/React/AITRAVEL AND TOURISMJanuary 2024 - Today (2 years and 7 months)Paris, France● Led front-end architecture on large-scale travel platforms, driving technical decisions and mentoring developers● Built state management with Redux Toolkit, consumed GraphQL/REST APIs, applied Clean Architecture and CI/CD● Delivered REST APIs with mobile teams via LLM-accelerated Cassandra migrationTech stack: AI, C#/React, TypeScript/JavaScript, Redux, Hooks, SQL Server, GraphQL, Storybook, CI/CD, Claude
- Disneyland ParisSenior Full Stack Developer React-Native/Node/AIENTERTAINMENT AND LEISUREFebruary 2023 - June 2025 (2 years and 4 months)Marne La Vallée, France● Developed the Magic Pass, integrating the digital hotel room key, tickets, meal packages, special events, and additional options.● Collaborated with UI/UX designers and backend devs for front-end integration and user interface.● Improved app performance by 15%, reduced legacy code, and optimized user experience.Stack: AI, React-Native, TypeScript, JavaScript, Redux, Hooks, Node.js, AWS, GraphQL, Storybook, TestFlight, Claude
- LibristripSenior Full Stack Developer React-Native/AITRAVEL AND TOURISMSeptember 2022 - December 2022 (3 months)Paris, France● Developed pixel-perfect travel app using the Figma wireframes provided● Designed and developed backend APIs that communicate with TripAdvisor, Expedia, Stripe, Google Maps● Deployed to TestFlight at the end of each sprint and published on the App Store/Play StoreTech stack: AI, React-Native, TypeScript, Redux, Hooks, Node.js, Firebase, NoSQL, GCP, TestFlight
Reviews
Recommendations
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Education
- General Engineering degree, Computers and Digital SciencesLeonard de Vinci University, Paris - La Defense, France2016
- Master of Science, Computer ScienceLouisiana Tech University, Ruston, USA2015