Freelancer profile translated to English.
Back to original languageAbout Mehdi
Looking for an Android developer?
You're in the right place!
I am a mobile developer with over 8 years of experience and a specialist in Android development in Kotlin and Java.
I have worked in various sectors such as e-commerce, consumer applications, and OCR.
I have collaborated with companies such as Rakuten, Fnac, Adecco, Mitek, Veolia.
I am able to:
- Develop high-performance Android applications in Kotlin
- Design, develop, and maintain features in line with business needs
- Participate in the writing of detailed technical specifications
- Collaborate with UX/UI teams to ensure adherence to Android guidelines
- Implement and improve CI/CD pipelines
- Write technical documentation
- Implement robust architectures (MVVM, Clean Architecture)
- Implement unit and integration tests for optimal coverage
- Participate in code reviews, refactoring, and continuous improvement
- Ensure deployment and publication on the stores
I also have solid knowledge of:
Jetpack Compose, Android XML, Coroutines, RxJava, Retrofit, Room, Hilt, MVI, Firebase (Crashlytics, Remote Config…), Git, Lint, as well as Agile methodologies.
I attach great importance to the quality of my work and performance.
I send you a daily report detailing all tasks performed.
Do you have a project?
Contact me, I respond in less than an hour!
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Android, Android Kotlin, Android Developer, Android Java, Android Studio, Android SDK, Native Android, Android Compose, Kotlin, Developer, Senior, Jetpack, Jetpack Compose, Android, Mobile Development, "Android Developer", Mobile, Mobile Developer, Mobile App, Mobile Application, Mobile Android, Android Developer, Mobile Developer, Android Kotlin Developer, Android Java Developer, Android Java/Kotlin Developer, Android Mobile Developer
French
Native or bilingual
English
Fluent
Spanish
Conversational
Can work on-site
Paris (up to 50km), Lille (up to 50km), Marseille (up to 50km), Lyon (up to 50km), Toulouse (up to 50km)
Experience
- VTC_ECO_DRIVE
On Malt
Android DeveloperTRANSPORTATIONMay 2026 - June 2026Paris, FranceI am assisting the founder of Élement 333 in designing and developing an Android application to aid VTC drivers in decision-making.My mission covers the entire product lifecycle, from architecture to field deployment.I work independently on the technical aspects.I collaborate directly with the founder on product and field issues.Project:- Élement 333: from-scratch development of an Android application allowing VTC drivers to evaluate the profitability of VTC rides in real-time, via a native OCR system, an adaptive scoring engine, and a personalized driver profile.My responsibilities:- Technical design and management of the application, from scoping to production.- Development of the application in Kotlin with Jetpack Compose.- Implementation of a real-time OCR system (MediaProjection + ML Kit) without user interaction.- Development of a native floating overlay (WindowManager) superimposed on the VTC interface.- Design of a multi-criteria scoring engine (€/km, approach, battery, time slot).- Development of an adaptive profile calculated from VTC data (5,000+ lines of CSV).- Implementation of a MVVM Clean Architecture.- Design of statistics and dashboard screens.I contributed to the following developments:- Delivery of a complete and functional application in real service conditions.- Automatic analysis of an Uber offer in less than a second after OCR detection.- Zero driver interaction required during driving.- Implementation of a scalable architecture, ready for future product evolutions.- Development of field testing protocols with a team of pilot drivers. - Mehdi KermadAndroid DeveloperCONSULTING AND AUDITSNovember 2025 - Today (9 months)Paris, FranceSince 2025, I have been working as a freelance Android developer.I assist startups and companies with their mobile challenges.My missions cover auditing, developing, and taking over existing applications.I work independently or as a team reinforcement.I collaborate with product, design, and backend teams.Clients:- Fraikin: audit of a business application, recommendations, and architecture improvement.- AaliaTech: takeover of an application, stabilization, and performance optimization.- GravityCab: development of an Android application from scratch with a scalable architecture.My responsibilities:- Technical management of Android projects, from scoping to production.- Performing technical audits (architecture, performance, code quality).- Developing Android applications in Kotlin (Jetpack Compose).- Taking over and stabilizing existing applications.- Migrating to modern architectures (MVVM, Clean Architecture).- Implementing quality standards (tests, code review, best practices).- Implementing CI/CD pipelines.- Supporting technical teams.I contributed to the following developments:- Reduction of technical debt on several applications.- Improvement of stability and reduction of production crashes.- Acceleration of delivery cycles thanks to CI/CD.- Implementation of more robust and maintainable architectures.- Overall improvement of code quality.
- RakutenAndroid DeveloperE-COMMERCENovember 2021 - November 2025 (4 years)Paris, FranceFounded in 1997 in Japan, Rakuten is a major player in global e-commerce with billions of euros in revenue and over 30,000 employees worldwide.The group is also recognized for its comprehensive digital ecosystem and its strong presence in Europe through its consumer marketplace.I joined the Rakuten Android mobile development team in 2021 for a period of 4 years.I participated in the development of the mobile application for buying and selling products.We were organized into two squads for the Buyer and Seller scopes.My team consisted of:- 3 Android developers- 3 iOS developers- 1 Product Owner- 2 TestersMy responsibilities:- Development of features on the Android application in Kotlin (Jetpack Compose).- Fixing complex bugs and optimizing performance (memory leaks, stability).- Implementation and improvement of MVVM architecture with Repository.- Implementation and improvement of unit tests (Mockito).- Integration of REST web services (Retrofit, OkHttp, RxJava).- Collaboration with product, design, and backend teams in an Agile (Scrum) context.- Participation in code reviews and continuous improvement of code quality.I contributed to the following developments:- Improvement of the overall stability of the application with a significant reduction in crashes (Crashlytics).- Increase in test coverage to over 75%.- Optimization of performance and loading times on several key screens.- Improvement of accessibility for users.
Reviews
Recommendations
AK
+4
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Education
- Expert in Information Systems and Software EngineeringIngésup2016Fondé en 2011, Ynov est un groupe d’enseignement supérieur spécialisé dans les métiers du numérique. Présent dans plusieurs grandes villes en France. L’établissement forme chaque année plusieurs milliers d’étudiants dans des domaines tels que le développement mobile, logiciel ou encore l’intelligence artificielle. Ynov s’appuie sur une pédagogie orientée projets et professionnalisation, avec un réseau de plus de 10 000 alumni. J’ai suivi une formation en systèmes d’information et génie logiciel, avec une spécialisation en développement d’applications mobiles Android.
- BTS IRIS, IT & Networks for Industry and Technical ServicesLycée Le Corbusier2013Le BTS IRIS (Informatique et Réseaux pour l’Industrie et les Services techniques) est une formation reconnue dans le domaine du développement logiciel et des systèmes informatiques. Dispensée dans des établissements publics comme le lycée Le Corbusier, elle forme chaque année de nombreux techniciens spécialisés. Cette formation met l’accent sur la programmation, les systèmes embarqués et les réseaux, avec une approche concrète orientée projets. J’y ai acquis des bases solides en développement logiciel et en conception de systèmes informatiques qui m'ont permis d'acquérir mes bases pour le développement Android.
Certifications
- Information Systems and Software Engineering Expert DiplomaYnov PARIS2016