Freelancer profile translated to English.

Description

**Senior Android Developer / Android Lead with 12 years of experience**, specializing in mobile architecture, software quality, and modernization of high-traffic applications (McDonald's, BforBank, Paylib).

I am involved in the design, evolution, and stabilization of Android applications, with a focus on performance, maintainability, and user experience.

As a technical referent, I support teams on Jetpack Compose, Clean Architecture, automated tests, CI/CD, code review, and mentoring.

Available for senior Android / Android Lead missions with quality, redesign, or scalability challenges.

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Paris (up to 50km)

McDonald's
Lead Dev on the McDo+ App
RESTAURANTS AND FOOD SERVICE
January 2025 - Today (1 year and 7 months)
Paris, France
McDo+ mobile application with high traffic (~300k daily users), acting as a technical referent for quality, stability, and architecture evolution.
Android technical referent, steering architectural choices (Clean Architecture, MVVM) and continuous stack improvement
Progressive migration to Jetpack Compose with implementation of a design system and adoption of Material 3
Refactoring of ViewModels, migrating from an MVI library to native Kotlin implementation (coroutines / flows)
Migration of the notification system (Airship → Braze)
Development of key features (meal vouchers, holiday vouchers, guest mode)
Implementation of high quality standards (testing, refactoring, code reviews, mentoring)
KEY RESULTS:
Crash-free rate maintained > 99.9%
Test coverage on new developments between 90 and 100%
Improved maintainability and overall quality through refactoring and architecture simplification
Skills: Kotlin, Jetpack Compose, MVVM, Clean Architecture, Coroutines/Flow, Retrofit, Koin, Firebase, CI/CD (Bitrise), Android, Code review, Mentoring
Jetpack Compose Koin Kotlin Android Clean Architecture
BforBank
Android Developer
BANKING AND INSURANCE
October 2023 - January 2025 (1 year and 3 months)
La Défense, France
Involved in the development and evolution of the BforBank mobile banking application, within a Feature Teams organization (~15 developers), focusing on code industrialization and raising quality standards.
Contribution to structuring Clean Architecture and implementing modularization to facilitate parallel team work
Definition and dissemination of Jetpack Compose best practices with improvement of application navigation
Development of features on critical user journeys (insurance, loans, life insurance, stock market – PEA / securities account)
Participation in the migration to Material 3 and UI modernization
Leading cross-functional technical workshops and harmonizing practices between squads
Implementation and reinforcement of quality standards (testing, code, organization)
KEY RESULTS:
Test coverage between 90 and 100% (excluding UI)
Improved maintainability and scalability through modularization
Strengthened technical consistency between teams
Skills: Kotlin, Jetpack Compose, Clean Architecture, Modularization, Coroutines/Flow, Retrofit, Hilt, Android, CI/CD (Bitrise), Firebase, Software quality
Jetpack Compose Clean Architecture Hilt Kotlin MVVM
Publicis Sapient France
Android Developer
RESTAURANTS AND FOOD SERVICE
February 2022 - September 2023 (1 year and 7 months)
Paris, France
Involved in the development and evolution of the McDo+ mobile application (~300k users/day), within an Agile team, focusing on technical modernization and quality.
Contribution to application development with strict application of Clean Architecture
Introduction and leadership of Jetpack Compose adoption with definition of a migration plan for the existing UI
Development of key features (Click & Ready Parking, Message Center, Order Again, animation reservations)
Improvement of test coverage and overall application quality
Maintenance and optimization of CI/CD (Bitrise) and management of Firebase services (tracking, Remote Config, Dynamic Links)
Implementation of team best practices (code review, pair programming, coding conventions)

KEY RESULTS:
Successful introduction of Jetpack Compose into the application
Improvement of code quality and maintainability
Acceleration of delivery cycles through CI/CD optimization

Skills : Kotlin, Jetpack Compose, MVI, Clean Architecture, Coroutines/Flow, Retrofit, Koin, Firebase, CI/CD (Bitrise), Android, Software quality
Jetpack Compose MVI Koin Kotlin Clean Architecture