Freelancer profile translated to English.

Description

Are you wasting time with your tools, your documents, your processes?

I design simple and powerful solutions: automation, scripts, integrations, web development, database optimization, Microsoft 365 workflows…

You describe your problem to me → I deliver a turnkey solution.

Languages

French
Native or bilingual
English
Conversational

Workplace preferences

Remote only

Primarily works remotely

retraitexpertise
CRM Development
CONSULTING AND AUDITS
August 2024 - November 2025 (1 year and 3 months)
La Roque-d'Anthéron, France
Web & SaaS Development

React / TypeScript web application development

Creation of modern interfaces with TailwindCSS

Front-end architecture and UI/UX optimization

Implementation of dynamic components, advanced forms, validations (Zod)

Integration of complex libraries (React Query, Zustand, Recharts, ShadCN…)

Back-End / API Development

Node.js / Express API creation

Route security / middleware / sessions

User management + authentication (tokens, sessions, 2FA possible)

Advanced role & permission management (multi-tenant, plan-based access)

Implementation of complete modules: invoicing, ticketing, pipeline, projects…
Database & Data

Complete structuring of a PostgreSQL database

Modeling of complex entities (clients, tasks, emails, documents…)

Management of migrations, indexes, query optimization

Data cleaning & migration (Salesforce → new DB)

Security & Compliance

Implementation of global authentication middleware /api/

Encryption of sensitive data (SharePoint tokens, AES-256)

Rate Limiting / brute force protection

Strict security headers (CSP, HSTS, X-Frame-Options…)

Audit logging (user action history)

Infrastructure & DevOps

Deployment on VPS (OVH / Scaleway)

Nginx installation & configuration

SSL certificate management via Certbot

PM2 process manager

Log system, monitoring, automatic restart

VPS error resolution (EADDRINUSE, ENOSPC, git index lock, disk saturation…)

Advanced Integrations
Microsoft 365 / SharePoint / Outlook

Complete Microsoft Graph API integration

SharePoint connection + folder synchronization

Automatic file upload / download

Listing, creation, deletion of folders and subfolders

Retrieval of Outlook emails + automatic parsing

Power Automate setup (automatic email sorting)

External Services

Stripe integration (Starter/Pro/Business/Enterprise plans)

Google Cloud Vision API (premium OCR)

Node.js React.js TailwindCSS SQL API
optimal communication
Independent Consultant
SOFTWARE PUBLISHING
January 2019 - Today (7 years and 5 months)
La Roque-d'Anthéron, France
• Task automation for SMEs
• Creation of internal scripts and tools
• User support & technical management
• Document writing, organization, workflow optimization
API React.js Node.js TailwindCSS SQL