Freelancer profile translated to English.
Back to original languageAbout Émile
Full-stack Node.js / React developer, I help companies and freelancers in the creation and evolution of web and SaaS applications in production.
Since 2019, I have designed and deployed over 15 applications, including business CRMs, internal tools, and platforms with payments and subscriptions.
I am involved in the entire project cycle:
needs analysis and technical scoping
back-end development (API, business logic, security)
React front-end development (dashboards, UX)
production deployment, maintenance, and evolution
Accustomed to real-world and business-constrained environments, I prioritize robust, maintainable, and results-oriented solutions.
French
Native or bilingual
English
Fluent
German
Conversational
Can work on-site
Paris (up to 50km)
Experience
- UltrafactSaaS Application Publisher and DeveloperBANKING AND INSURANCEApril 2023 - August 2025 (2 years and 4 months)Paris, FranceDesign and development of several monetized SaaS applications for professionals and businesses, including an advanced invoicing solution (Ultra Fact) integrating customer, quote, invoice, subscription, and payment management.The applications include banking connection features, insurance-related management, and business automations (notifications, reminders, exports, regulatory compliance).End-to-end projects: needs analysis, technical architecture, back-end and front-end development, production deployment, and maintenance.The solutions are used by end customers in real conditions, with reliability, security, and compliance requirements.
- SASU GROUPE KODIIFull-Stack Node.js / React Developer - Business CRM for Healthcare ProfessionalMEDICALNovember 2019 - December 2025 (6 years and 1 month)Lisieux, FranceDesign and development of a custom business CRM for a healthcare professional, aimed at centralizing and automating the management of their activity.The application notably allows for:client/patient managementfile and report managementappointment and agenda schedulinginvoicing and payment trackingautomation of notifications and remindersaccess and data management in accordance with GDPREnd-to-end project: needs analysis, backend architecture, frontend development, deployment, and production.Application used in real conditions with active users.
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