Freelancer profile translated to English.
Back to original languageAbout Sébastien
🏅 Super Malter 3: Top 1% of freelancers on Malt
⚡️ Pragmatism: expertise = mobility. Not a technology. Your context will decide the rest (with my support!).
👨💼 Architect: frameworks, audits, specific studies, support for satellite teams (UI/UX, DevOps, BackEnd), design and implementation of software architectures (Clean Architecture, BFF, etc.)
💻 Developer: strong experience with Android (Java/Kotlin), Flutter & Ionic (Angular)
👨🏫 Trainer: experience in ESN and IUT for Angular & Android training
👥 Clients: +10 years of experience with: Assurance Maladie, SNCF Réseau, ENEDIS, La Poste, etc.
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I get involved from the early stages, on technological choices: native or cross-platform.
I analyze and recommend the best solution based on your context.
I audit your existing applications based on your issues (performance, security, etc.).
I implement your software architectures, with a strong preference for DDD / Clean Architecture.
I set up your CI/CD pipelines.
I support designers on the UX specific to each platform, considering the possibilities related to the chosen technologies.
I support developers and upskill them on technologies / technical design.
I develop your applications.
My various experiences have allowed me to develop my development skills in these technologies:
- native Android (Java/Kotlin SDK)
- cross-platform Flutter (Dart)
- cross-platform Ionic (Angular)
- cross-platform PWA/TWA
I can also quickly gain skills, autonomously, in these technological stacks that interest me if they are suitable for your context (non-exhaustive list):
- native iOS (Swift)
- ReactNative
- Kotlin Multiplatform (KMP) / Compose Multiplatform
French
Native or bilingual
English
Fluent
Can work on-site
Nantes (up to 50km), Saint-Nazaire (up to 50km)
Experience
- CGITechnical ArchitectDIGITAL AND ITSeptember 2019 - February 2023 (3 years and 5 months)Nantes, FranceTechnical architect / technical expert specializing in mobile subjects (Android / iOS) and working with numerous clients.
- NAVAL GROUPFunctional Analyst ConsultantDEFENSE AND MILITARYSeptember 2018 - September 2019 (1 year)Nantes, FranceConsultant specializing in mobile subjects (Android / UWP)
- Sopra SteriaDesign EngineerDIGITAL AND ITFebruary 2012 - August 2018 (6 years and 6 months)Nantes, FranceTech lead within La Mobile Factory of Sopra Steria, specializing in the development of mobile applications and working with numerous clients (public sector, energy, transport, ...).
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Education
- Engineering degree, Computer ScienceENSIBS - National School of Engineers of South Brittany2012Diplôme d'ingénieur, Informatique
- University Diploma in Technology in Computer Science, Software EngineeringIUT of Vannes2009DUT Informatique, Génie Logiciel