Freelancer profile translated to English.
Back to original languageAbout Jérémy
Enterprise Architecture Consultant & CTO as a Service
SI Urbanization, Strategy & Delivery Management
Your IS has been evolving for years, your IT projects generate complexity, and your teams struggle to deliver effectively? I assist leaders, CIOs, and product teams in defining and deploying a coherent, scalable architecture aligned with your challenges.
Strategy & Operations
- **Strategy**: SI urbanization roadmaps, enterprise architecture principles, modeling (Enterprise Architect), CIO/General Management alignment
- **Operations**: Technical leadership, agile piloting, TDD, delivery management supervision to deliver solutions without technical debt
Expertise
- Requirements scopingand design ofrobust architectures(microservices, event-driven, IoT)
- Relevant **technological choices**: Java, Spring Boot, React.js, Node.js
- Team **management**, deployment, and knowledge transfer
Key Missions
- Redesign ofcomplex ISand progressiveintegration
- Deployment ofmicroservicesandevent-driven architectures
- IoTintegration in connected industrial environments
- IT governance andenterprise architecturepractices
- Agile multi-site management with clear reporting to decision-makers
Approach & Stack
Definition of the targetarchitecture**, standards selection, team **leadership**, agile integration, and TDD. Technologies: **Java/ **Spring Boot**, Docker, Kubernetes, API-first. **Objective**: Modern architectures and pragmatic **maintenance**.
Objective
Build a solid **enterprise architecture**, reduce complexity, support **growth**, and provide a sustainable foundation for **innovation**.
CTO as a Service
Strategicvision and **operational execution**. Response within 24 hours and initial video call to define the best approach.
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 50km), Besançon (up to 50km), Lyon (up to 50km), Grenoble (up to 50km), Dijon (up to 50km)
Experience
- GarganttuaCTOSOFTWARE PUBLISHINGJune 2025 - Today (1 year)Dijon, France→ Mission Objective:Develop a SaaS platform for collecting and rating candidate feedback on recruitment processes, with features similar to Trustpilot.→ Achievements:Design and development of the backoffice in an event-driven architecture (Kafka, Redis, Java 18) to ensure scalability, performance, and reliability of ratings and comments.Integration of automatic import of company information and a rating system, enhancing visibility, transparency, and perceived quality of recruiters.Technical leadership of the ReactJS frontend and a MongoDB database, providing a smooth user experience, time savings, and better data utilization.→ Technical Stack:Java 18, Spring Boot, Kafka, Redis, MongoDB, ReactJS
- GarganttuaCTOSOFTWARE PUBLISHINGDecember 2024 - Today (1 year and 6 months)Dijon, France→ Mission Objective:Design and develop a SaaS platform to digitize the paper/Excel management of active palliative care queues and automate data consolidation for ARS.→ Achievements:Hands-on development of an event-driven architecture (Kafka, Redis, REST API) ensuring reliable data management, increased scalability, and optimized performance for mobile services.Technical leadership and guidance on setting up a Java 18 / Spring Boot backend and a ReactJS / NextJS frontend, improving perceived quality, user experience, and data access speed.Automation of data export and consolidation for ARS with integrated statistical analysis, providing significant time savings and enhanced visibility for decision-making.→ Technical Stack:Java 18, Spring Boot, Kafka, Redis, REST API, ReactJS, NextJS
- UbiSolutionsProject ManagerSOFTWARE PUBLISHINGApril 2025 - July 2025 (3 months)Dijon, France→ Mission Objective:Lead the development of a standalone digital lock (battery-less) for a La Poste public tender, integrating the Vigik+ protocol.→ Achievements:Complete project management including writing the technical architecture document, interface documents (Vigik, owner), and schedule, ensuring high perceived quality and regulatory compliance.Workload estimation and test plan development, enabling controlled time-to-market, reduced technical risks, and enhanced product performance.Coordination of developments on NFC type A, energy harvesting, and Android/iOS compatibility, ensuring a smooth user experience and increased visibility for the client.→ Technical Stack:NFC Type A, Vigik+, Energy Harvesting, Android, iOS (Mac/iPhone), PostgreSQL, UML, php, laravel
Reviews
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Education
- Engineering DegreeNational Engineering School of Bourges (ENSIB) now INSA CVL2009Architecture et Sécurité Logicielle