About Guillaume
French
Native or bilingual
English
Conversational
Spanish
Basic
Experience
- Entreprise de livraison dernier kmGoogle Sheets Automation via API IntegrationFebruary 2026 - Today (4 months)Development of a web application to automate the profitability tracking of a last-mile delivery company.Context: The company tracks its profitability daily via Google Sheets, with manual data entry from 3 external software: delivery management, driver time tracking, and invoicing. This process is time-consuming and prone to errors.Mission: Design a web application that connects to the APIs of the 3 existing tools to automatically retrieve data and centralize it in a single interface.Deliverables:- Integration of APIs for delivery management, time tracking, and invoicing tools- Real-time profitability tracking dashboard- Complete automation of data collection (elimination of daily manual entry)- Reporting and performance indicators for business management
- Gedio AISaaS Platform for Internal Procedures ManagementSOFTWARE PUBLISHINGJuly 2025 - Today (11 months)Angers, FranceDevelopment of a comprehensive solution to centralize and secure company knowledge with an integrated AI assistantConversational AI assistant based on MistralRAG system for analyzing large documentsProcedure management with access control by departmentAutomatic import from emailsSecure multi-tenant architecture
- CodekraftAgile Integration for Large-Scale ProjectSOFTWARE PUBLISHINGJune 2025 - August 2025 (2 months)Angers, FranceFull-stack Developer (Senior Support)Mission: Agile integration for a large-scale projectCalled in for critical support following the departure of a lead developer, I joined a team of 5 to ensure the continuity and delivery of a complex web project.Key Achievements:Symfony Backend: Took over and developed complex features, optimized existing architecture, and performed corrective maintenance.React Frontend: Made occasional interventions on the user interface to ensure data flow consistency.Collaboration & Workflow: Worked in an agile environment managing tickets with Jira.DevOps & CI/CD: Daily use of Docker for development environments and Gitlab for versioning and project tracking.Result: Operational integration in under 48 hours, allowing the agency to meet its delivery deadlines without compromising technical quality.
Recommendations
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Advanced Technician Certificate in Management Information Systemsfelix faure - beauvais (oise)2003