Freelancer profile translated to English.
Back to original languageAbout Maïlys
Freelance WINDEV / WEBDEV Developer | Application Modernization & Migration
You are looking for a **WINDEV developer, WEBDEV developer**, or an expert in **business application development**?
I assist companies in **WINDEV development, WEBDEV development, WINDEV maintenance, application evolution, modernization, migration**, and webization of WINDEV applications.
⭐20+ projectscompleted for **10+ companies**: ERP, CRM, business software, extranets, client portals, and management applications.
⭐ Development
⚡ WINDEV Development
⚡ WEBDEV Development
⚡ WINDEV Mobile Development
⚡ Custom Business Applications
⚡ ERP, CRM, Extranet
⚡ WINDEV / WEBDEV Maintenance & Evolution
⚡ Technical Audit
⚡ Performance Optimization
⚡ Bug Fixing
⚡ Project Takeover
🚀 Migration & Webization
⚡ WINDEV Application Migration
⚡ WEBDEV Migration
⚡ WINDEV Application Webization
⚡ Business Application Redesign
⚡ Access Migration
⚡ Excel Migration
⚡ Database Migration
⚡ Data Recovery
For your modernization projects, I also develop modern web applications in **React, JavaScript, TypeScript, HTML, CSS, PostgreSQL, Supabase**, and **REST APIs**.
⭐ Complete Support
⚡ Requirements Gathering
⚡ Business Analysis / Project Management / Technical Management
⚡ Specifications Document
⚡ Project Management
⚡ Development
⚡ Testing
⚡ Deployment
You benefit from a **single point of contact, from scoping to production, with recognized expertise in WINDEV, WEBDEV projects**, and **business application modernization**.
French
Native or bilingual
Can work on-site
Paris (up to 50km), Lyon (up to 50km), Marseille (up to 50km), Nantes (up to 50km), Toulouse (up to 50km)
Experience
- Maïlys SolutionsWINDEV WEBDEV Consultant | Maintenance, Migration, Webization & Business ApplicationsSOFTWARE PUBLISHINGMarch 2025 - Today (1 year and 5 months)Montpellier, France
- Assisted over 10 clients with their business application modernization, migration, webization, and evolution projects.
- Requirements gathering, functional analysis, business workshops, business analysis support (AMOA), specification document writing, and WEBDEV project management.
🚀 Migration & Webization
- WEBDEV application migration.
- Business application webization.
- Web application redesign.
- Management software modernization.
- Migration of Excel and Access tools to web applications.
- Development of modern web applications using React.js, JavaScript, TypeScript, HTML, CSS, PostgreSQL, Supabase, and REST APIs.
- Support for transformation projects towards modern web architectures.
💻 WEBDEV Development
- WEBDEV application development and evolution.
- Corrective and evolutionary maintenance.
- New feature development.
- Performance optimization.
- Deployment, functional testing, and user support.
Achievements
✔ Website redesigns.✔ Business application creation.✔ Modernization of existing software.✔ Digitalization of business processes.✔ User experience optimization.Skills
WINDEV • WEBDEV • React.js • JavaScript • TypeScript • HTML • CSS • PostgreSQL • Supabase • REST API • Migration • Webization • Modernization • Business Applications • Business Analysis Support (AMOA) • Project Management - QUIETUDEReact.js Developer | Web Applications & Business Analysis Support (AMOA)SOFTWARE PUBLISHINGMay 2026 - Today (3 months)Montpellier, France
- Gathering and analyzing business needs, facilitating workshops, functional scoping, and business analysis support (AMOA) for React.js and web application projects.
- Writing functional specifications, formalizing requirements, and coordinating between users and technical teams.
- Developing and evolving web applications using React.js and TypeScript, integrating REST APIs.
- Designing user interfaces (UI), improving user experience (UX), and optimizing user journeys.
- Prioritizing enhancements, managing projects, and continuously improving web applications.
- Participating in functional testing, anomaly qualification, enhancement validation, and supporting production deployments.
- Assisting users during new feature deployment and change management.
- ConceptoIT Consultant | Business Analysis (MOA) | Business Analysis Support (AMOA) | Web & Software DevelopmentSOFTWARE PUBLISHINGNovember 2025 - Today (9 months)Montpellier, France
- Gathering and analyzing business needs, facilitating workshops, functional scoping, and business analysis support (AMOA) for WEBDEV and web application projects.
- Writing functional specifications, project specifications, and project documentation for WEBDEV applications.
- Prioritizing application enhancements based on business objectives, technical constraints, and user needs.
- Coordinating between users, business teams, and WEBDEV developers throughout projects.
- Developing, evolving, maintaining, and enhancing WEBDEV applications, web applications, extranets, and business portals.
- Designing and continuously improving WEBDEV applications, business tools, and custom web solutions.
- Organizing and managing functional testing, writing test scenarios, qualifying anomalies, and validating deliverables.
- Deploying WEBDEV applications, supporting users, managing change, and providing functional assistance.
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Education
- Professional Title Level 6 - Javascript/REACT Application DevelopmentOpenclassrooms2025
- Professional Title Level 5 - Web DevelopmentOpenclassrooms2021