Freelancer profile translated to English.
Back to original languageAbout Julien
18 years of experience in the design and implementation of large-scale business solutions (+10000 users / project teams of 10 people).
Certifications:
- Professional Scrum Master 1
- Microsoft Certified Professional
- Microsoft Certified Technology Specialist
- Microsoft Certified Professional Developer
French
Native or bilingual
English
Fluent
Can work on-site
Rouen (up to 50km)
Experience
- ONF
On Malt
Independent IT AuditorOctober 2024 - December 2024 (3 months)Maisons-Alfort, FranceFull audit of the IS of ONF Energie and ONF Logistique subsidiaries at the request of the National Forestry Office.Analysis of the following aspects: applications, infrastructure, security, and networks.Findings and recommendations - EBP InformatiqueApplication ArchitectSOFTWARE PUBLISHINGSeptember 2022 - September 2024 (2 years and 1 month)Rambouillet, FranceStudy and implementation of the migration of the company's custom SSO (300k accounts) to Azure AD B2C via a seamless migration.Training and evangelization of employees on OAuth and OIDC. Implementation of standards on best practices (JWT introspection).Taking over historical projects for refactoring and/or study of technical debt.Application mapping of projects and applications in place using C4 models. Detection of dependencies based on code (via Azure DevOps). Making critical points visible.Study of the history and implementation of a new customer management directory (1.2M entries).Design of new application solutions in compliance with the DDD (Domain Driven Design) approach. Implementation of the CQRS pattern on backend development projects and microservices architecture.Support for development teams. Code reviews, training, and specific workshops (CQRS, Docker, RabbitMQ, architecture patterns)
- ADIAGHead of Studies and Development Department, CTOCONSULTING AND AUDITSJanuary 2022 - September 2022 (8 months)76130 Mont-Saint-Aignan, FranceSupervision and support of a team of 5 peopleDefinition of the company's strategy in terms of IT and application resourcesManagement of the company's application projects- Meetings with teams- Measurement of project progress and commitment to the project owner + business- Participation in Sprint Reviews, Sprint RetrospectivesParticipation in the Executive Committee, delegation of power for IT
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Education
- Bac+4 IT Manager in Software EngineeringCESI entreprises2018Bac+4 Responsable informatique en ingénierie des logiciels
- BAC+2, IT Maintenance and SupportCESI Alternance2006BAC+2, Maintenance et Support Informatique