About Marwen
5+ years in React, Node.js, TypeScript · Full-stack architecture · Micro-frontends · React Native mobile · Three.js & React Three Fiber 3D experiences · Performance & security audits.
Web · Mobile · 3D · Performance · Security
Freelance, B2B & contract — DM or email to get started.
Arabic
Native or bilingual
French
Conversational
English
Native or bilingual
Remote only
Primarily works remotely
Experience
- React / Open BeeSenior Front-end DeveloperDIGITAL AND ITAugust 2020 - Today (6 years)Paris, France• Development of UI Library• Development of Micro Front-ends React Framework• Developed a microservice server using Moleculer.js to execute custom JavaScript scripts• Development of functional ities and improve performance by implementing PWA and cache system in a document management appl ication (GED)• Development of a Dashboard module• Development of a Browse module• Development of an accounting module on documents ( invoices) classified in the GED• Development of a management module expense reports and processing of supporting documents• Development of a form module• Supervision of new members in a Scrum development team• Animation of Scrum, Dai ly events Meeting, Sprint Planning, Sprint Review. Designed and developed a PDP (Plateforme Agréée) e-invoicing module UI from scratch using React & TypeScript, compliant with France's 2026 e-invoicing reform. Built an invoice sending & receiving interface supporting normalized formats (Factur-X, UBL, CII) with real-time status tracking. Developed an interactive dashboard with data visualization for invoice analytics, fiscal reporting (e-reporting), and transaction monitoring. Implemented configuration & settings screens for platform management, user preferences, and DGFiP compliance parameters
- React GOMYCODEInstructorDecember 2022 - June 2023 (6 months)• Teach core React concepts• Create engaging learning experiences
- Cube 3D TechnologyWeb Dev InternJanuary 2020 - May 2020 (4 months)• Development of a Video Conferencing Appl ication
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Education
- ComputerScience Institut supérieur d'informatique2020Computer Science