Freelancer profile translated to English.
Back to original languageAbout Samuel
◉ Some information about me ⤵︎
👨💻 I am an expert inTypeScript**, **Node.js**, and **React.js
🎓 CertifiedFull-Stack**JS** &PHPdevelopment
⚙️ +95% test coverage on my production-deployed projects
🧑💼+5 years of experiencein web development and startup product
🍺 I designed a digital orderingMVPtested in about ten bars and restaurants in real conditions
💸 A Stripe automation I developed helped detect claims up to €5,000
🚀 I transformed an internal tool into a multi-client SaaS for Ouest-France
◉ My references ⤵︎
CaptainVet, Groupe Ouest-France, Image-Charts, Twenty Pay, Binch, MSB For You, Acacia Dynamic
◉ Here are the missions I regularly undertake ⤵︎
TypeScript | Node.js | React.js
- End-to-end project management: technical scoping, back-end & front-end development, production deployment
- Taking over and stabilizing legacy code to make it scalable and maintainable again
- Designing and developing full-stack MVPs ready for real-world testing
- Automating manual processes (Stripe, invoicing, CRM) to save hours each week
- Implementing robust Node.js / Express architectures with PostgreSQL or MySQL
- Developing high-performance React.js or Vue.js interfaces, integrated from Figma
PHP | Vue.js | Unit Testing
- Defining the testing strategy and implementing reliable unit and functional coverage
- Taking over existing projects: audit, refactoring, and technical upgrade
- Developing Vue.js applications connected to PHP or Node.js back-end APIs
- Transforming internal tools into scalable multi-client SaaS products
- Direct interface with founders and business teams to turn business pain points into concrete deliverables
Available 7 days a week via Malt messaging.
Response within an hour.
French
Native or bilingual
English
Fluent
Can work on-site
Nantes (up to 50km), Rennes (up to 50km), Paris (up to 50km), Angers (up to 50km), Niort (up to 50km)
Experience
- Assistant personnel WhatsAppN8N OrchestratorSOFTWARE PUBLISHINGApril 2026 - April 2026Paris, FranceDevelopment of a private WhatsApp conversational assistantdesigned to centralize daily freelance management andautomate interactions between my productivity and developmenttools.The goal was to create a "central brain" capable of actingautonomously across my entire software stack.Actions taken:- Configuration and approval of the Meta WhatsApp CloudAPI application for a secure mobile ordering interface- Architecture of a multi-agent system under n8n: a supervisoragent analyzes user intent and delegates execution tospecialized sub-agents per tool- Integration and orchestration of a complete API ecosystem: Gmail,Calendar, Notion, GitLab, LinkedIn, and Slack- Development of complex workflows: analysis of Slack threadsto generate priority tasks on Notion, GitLab Merge Requestsummaries, and intelligent calendar management- Implementation of a history management system to maintainconversation context during work sessions👉 Results obtained:- Centralization of activity management within a single interface,eliminating friction between different tools- Automation of low-value-added tasks (data entry, reminders,notification summaries)- Increased responsiveness in technical monitoring (GitLab) and clientrelationship management (LinkedIn/Email)
- AgoriadeAI Educational TrainerEDUCATION AND E-LEARNINGMarch 2026 - April 2026 (1 month)Nantes, FranceMission to design and deliver a course module for an AI Bootcamp.The objective was to transform diverse profiles into "Product Builders"capable of architecting scalable AI solutions, beyond the mereuse of No-code tools.Actions taken:- Scoping "Product Builder" missions and designing agentic architectures.- Teaching BPMN 2.0, sequence diagrams, and Mermaid (DaC).- Managing complex workflows via n8n connecting Frontend, LLM, and databases.- Securing critical data flows and optimizing processing times.👉 Results obtained:- Rigorous documentation methodology adopted to align Business and Technical aspects.- Delivery of functional MVPs based on the automation of real business cases (OCR, reservations).- Successful transition of learners from a "feature" mindset to a "product architecture" vision.
- ORFEOLead Dev - Technical ConsultantCONSULTING AND AUDITSFebruary 2026 - March 2026 (1 month)Rennes, FranceOrfeo requested external expertise to diagnose bottlenecks in their delivery cycle and assess the technical health of their platforms before a scaling phase.The challenge was to provide a neutral perspective to unblock a situation of technical stagnation.Actions taken:- Comprehensive technical audit of the codebase to identify and prioritize the treatment of technical debt.- Organizational analysis of workflows to identify friction points between product and technical teams.- Strategic recommendations on team restructuring and change management.- Definition of a stabilization roadmap to secure future deliveries.👉 Results obtained:- Precise mapping of technical and organizational risks delivered in record time.- Action plan adopted by management to streamline development processes.- Immediate implementation of new quality standards to stop the accumulation of debt.
Reviews
Recommendations
BG
RS
+4
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Education
- Expert en Informatique et en Système d'information, InformatiqueEPSI2023BAC+5 Expert en Informatique et en Système d'information, Informatique
- DUT, InformatiqueLa Rochelle Université2020BA+2 DUT, Informatique