About Alex
👋 Full Stack Developer Specializing in React, NodeJS, Typescript 🚀
- Mobile Applications withReact Native(Expo, animations, performance)
French
Native or bilingual
English
Fluent
Experience
- Thumblr - AI YouTube Thumbnail GeneratorFounderSOFTWARE PUBLISHINGNovember 2025 - Today (7 months)Monaco, MonacoDesign and full development of a SaaS application allowing YouTube creators to generate thumbnails optimized for CTR in seconds using artificial intelligence.Project scope:•Frontend/backenddevelopment withNextJS•Supabasedatabase architecture• Integration of theGemini APIfor AI image generation• Setup of thepayment and subscription systemvia Lemon Squeezy•Deploymentand infrastructure managementResults:• Functional application launched in production•1100+visitors•130**users** registered in 1 month•€119 in revenuegenerated• Organic acquisition via content strategy on X/Twitter and optimized SEO/GEO.Technical stack:NextJS, React, Tailwind CSS, Supabase, Lemon Squeezy, Gemini API, Vercel
- KleevyFullStack DeveloperSOFTWARE PUBLISHINGApril 2025 - Today (1 year and 2 months)Monaco, MonacoCreation of a tailor-made SaaS solution allowing companies to integrate interactive web flyers into their SMS marketing campaigns. The system generates short links redirecting to mobile mini-catalogs (swiper 9:16 format) optimized for performance and user engagement.Objectives:
- Maximize conversions via a clickable final call-to-action.
- Provide marketing teams with a simple campaign creation tool.
- Precisely track performance with a tracking system without authentication.
Stack:- Admin Frontend:React, ShadCN, TanStack Query
- Backend:Node.js+Express**, **Firebase (Firestore & Storage)
- Mobile web app:Optimized SSRwith Swiper.js + nativeJavaScript
- Hosting:VPSwith dedicated domain
- DevOps:Docker+Github Actions
Features:- Creation of campaigns with images and CTAs
- Automatic generation of short links
- Advanced tracking (views, duration per slide, CTA clicks)
- Detailed real-time statistics (tables, graphs)
- Clear separation between back-office and public mobile interface
SEO Keywords: SaaS marketing, web flyer, SMS campaigns, React, Node.js, Firebase, mobile swiper, call-to-action, statistics tracking, mobile marketing app - Voyage PrivéFrontend DeveloperTRAVEL AND TOURISMSeptember 2022 - Today (3 years and 9 months)Aix-en-Provence, France
Frontend Developer: Creation of Responsive Emails, Design System, and React Components
As a **frontend developer**, I have carried out several technical and creative missions focused on developing reusable interfaces and components. Here are the main tasks performed:*Development of responsive emails (HTML / CSS):Design and integration of fully responsive emails, optimized for all screens and devices, ensuring an optimal user experience.*Creation of a design system:Active participation in the implementation of a robustdesign systemwithStorybookand **Figma**, facilitating visual and functional consistency across projects.*Development of React components:Design and development of a reusablecomponent libraryinReact.jsand **Typescript**, integrated into the design system with **Storybook**, ensuring modularity and scalability.- MVP Prototyping withReact Typescript**: Creation of MVP prototypes in **React.jsand **Typescript**, allowing for rapid concept validation and faster time-to-market.
Expert in modern technologies likeReactandTypescript**, I implement tailor-made solutions, adhering to best practices in **frontenddevelopment andUX/UI design.
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Education
- RNCP Level 6 - "Web & Mobile Application Development Project Manager", Web DevelopmentLa Capsule2021RNCP niveau 6 - "Chef de projet de développement d'applications web & mobile", Développement web
- Certificat Professionel (Bac +1), Mise en réseau de systèmes informatiques et télécommunicationsEFSOAA Rochefort2016Certificat Professionel (Bac +1), Mise en réseau de systèmes informatiques et télécommunications