Freelancer profile translated to English.
Back to original languageAbout Sébastien
Freelance in software architecture and development, I offer these services:
• Software Engineering / Software Architecture
• Application Development in Kotlin (Android, coroutine, flow, clean architecture)
• Development Industrialization (auto tests, CI, process)
• Agile Methodologies
• Consulting
Business Domains:
• Digital TV on Android TV set-top boxes
• Mobile Android Applications
• IoT
• Open to other domains
Methodologies:
• Scrum Master (5 years of experience)
• Extreme Programming
• Test-Driven Development
• Clean Architecture
• Design Patterns
• Continuous Integration
Android:
kotlin, coroutine, flow, MVVM, MVI, Clean Architecture, Compose training, Android System (SELinux, Treble)
Technology Watch around Kotlin usage on multiple platforms:
KMM, KMP, Ktor, Clean Architecture (enables cross-platform code sharing), DSL
Languages:
kotlin, java
Tools / Technologies:
• Android Studio
• JUnit
• Git
• Jenkins
• GitLab
• Wireshark
• IntelliJ IDEA
• Eclipse
• Jira
• Confluence
Software Engineering:
• MVC, MVP, MVVM, MVI, Clean Architecture
• In-depth knowledge of Design Patterns
• Software Dependency Management
• Setting up collaborative development environments: configuration management, build automation, release notes, and deployments
• Performance optimization of embedded applications (CPU / memory)
• Documentation setup: architecture, coding practices, methodology
Technological Watch:
• Autonomy in learning new methodologies and tools
• Self-funded training
• "Thought Leaders": Uncle Bob (Robert C. Martin), Martin Fowler, Gang of Four
• Regular consultation of articles from Medium and other websites
• Book reading: GOF, Clean Code, Clean Coder, Clean Architecture, Refactoring, ...
French
Native or bilingual
English
Fluent
Spanish
Basic
Can work on-site
Rennes (up to 50km), Brest (up to 50km), Nantes (up to 50km)
Experience
- Astrolabe CAETechnical Assistance for Android Mobile Development ExpertiseDIGITAL AND ITNovember 2025 - Today (7 months)IoT Domain. Technical assistance for the development of the Android mobile application for managing various connected devices.
- Viaccess-OrcaDevelopment of Automated Functional TestsTELECOMMUNICATIONSMarch 2025 - July 2025 (4 months)Cesson-Sévigné, FranceDomain: Android TV.Automation of tests for the apps-updater application, which handles app updates for Set-Top Boxes.Implementation of automated functional tests, described in Cucumber/Gherkin format, implemented in Kotlin, controlling an ecosystem of different types of Android TV boxes, Android emulator, and Dockerized servers: Appium, Hoverfly, Nginx, Toxiproxy.Test implementation in Kotlin. Git monorepo.Technical Stack: Software Architecture, Android, Android Studio, Docker, GitLab, monorepo, Cucumber/Gherkin, Kotlin, Appium, Hoverfly, Nginx, Toxiproxy.
- Astrolabe CAEDevelopment of the Astrolabe CAE WebsiteTELECOMMUNICATIONSSeptember 2024 - December 2024 (3 months)Rennes, FranceDevelopment of the cooperative's website.Using the static site framework 11ty, which allows separation of data from presentation and avoids code duplication through shared layouts.Teamwork: 2 developers, 1 facilitator, 1 designerTechnical Stack: 11ty, HTML5, CSS, Node.js, VS Code, Gitea, Figma
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Education
- DESS in Computer Science and its ApplicationsUniversity of Rennes 1 - IFSIC Rennes2002Génie logiciel - Design pattern - IHM - Tests - BDD - Image - methode B