About Dayssam
Ma méthodologie :
Compétences clés :
- React Native (CLI ou Expo) & Ionic pour des applications mobiles fluides
- Intégration de fonctionnalités avancées : Notifications Push, Géolocalisation, Caméra, Achats InApp, Publicité intégrée, Connexion via Apple, Google et Facebook, Mode hors-ligne.
- Intégration IA : Implémentation de fonctionnalités intelligentes (API LLM, RAG, Fine tuning, assistants, analyse d'image/texte).
- Création d’API robustes adapté à votre besoin.
- Expertise avec des services cloud comme Firebase, AWS, pour gérer les données et l'infrastructure.
Je suis réactif et à l’écoute, disponible par email, téléphone, WhatsApp, Teams ou Meet selon vos préférences. On dit de moi que je suis très sympa 😄, alors n’hésitez pas à me contacter !
French
Native or bilingual
English
Native or bilingual
Experience
- PolarAgency (Mobile Studio)Lead Mobile EngineerJanuary 2023 - Today (3 years and 5 months)Paris, France• • App Architecture: Designed and shipped 5+ production applications using React Native and TypeScript, focusing on 60FPS performance and offline-first capabilities (WatermelonDB).• • Native Integration: Developed custom Native Modules in Swift (iOS) and Kotlin (Android) to bridge camera hardware and bluetooth biometrics, bypassing JS bridge limitations.• • DevOps Mobile: Automating deployment pipelines with Fastlane and GitHub Actions, reducing time-to-market for App Store/Play Store releases by 40%.• • Tech Stack: React Native CLI, Expo Managed/Bare, Redux Toolkit, Reanimated 3, Firebase, GraphQL.
- Veolia/ OTVMobile Solutions Engineer (Contractor)September 2023 - Today (2 years and 9 months)Paris, France• • Enterprise Mobility: Engineered a Progressive Web App (PWA) for field technicians, replacing legacy paper workflows on iPad/Tablets. Impact: 30% efficiency boost.• • RAG Mobile Interface: Built the mobile interface for a Generative AI assistant, optimizing chat interactions and voice-to-text features for mobile usage.• • Performance: Optimized bundle size and render cycles for low-bandwidth environments (4G/Edge) used by on-site engineers.
- Suma-AI (SaaS)Senior Mobile DeveloperFebruary 2023 - December 2023 (10 months)• • Cross-Platform Dev: Led the mobile migration of the SaaS platform using Flutter, ensuring 99% code sharing between iOS and Android.• • UI/UX Implementation: Integrated complex animations and haptic feedback to enhance user retention during content generation workflows.• • Backend Sync: Implemented real-time synchronization between the mobile client and Python/NestJS backend using WebSockets.
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Education
- Master of EngineeringEFREI Paris2027Master of Engineering