Freelancer profile translated to English.
Back to original languageAbout Christian
Android Developer with 9 years of experience, I specialize in creating performant and scalable applications using the latest technologies and best practices:
- MVVM + Clean Architecture
- Jetpack Compose
- Coroutines/Flow
- Dagger Hilt
- Room
I have worked at leboncoin and Qonto, two major tech companies with modular, robust mobile stacks and large-scale projects.
I also focus on evolving teamwork methods and optimizing development practices to enhance team efficiency and collaboration.
I also enjoy mentoring junior developers and interns, supporting their skill development, and sharing my experience to foster collective learning and progress.
French
Native or bilingual
English
Fluent
Polish
Native or bilingual
Can work on-site
Paris (up to 15km)
Experience
- QontoSenior Android EngineerBANKING AND INSURANCESeptember 2023 - May 2025 (1 year and 8 months)Paris, FranceDevelopment and maintenance of features within the scope of corporate expense management in the Android applicationQonto
- Implementation of an approval workflow system for Transactions and Reimbursement Requests
- Implementation of the redesign of the Manager role's permission system
- Extension of the approval workflow system to Supplier Invoices
- Implementation of automatic payment card suspension for expenses without receipts
- leboncoinAndroid Developer - Ad Life Feature TeamE-COMMERCESeptember 2019 - July 2023 (3 years and 10 months)Paris, FranceDevelopment and maintenance of features related to the advertisement form and the management of the advertisement's lifecycle (modification, extension)
- Complete redesign of the advertisement deposit form to make it more dynamic based on entered values
- Implementation of the ad pause system
- Implementation of an ad preview at the end of the deposit process
- Schibsted Tech PolskaAndroid DeveloperPRESS AND MEDIAFebruary 2019 - July 2019 (5 months)Cracovie, PolandDevelopment & maintenance of features related to advertising displayed inthe Aftonbladet Android application (Swedish newspaper)
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Education
- Master M2 - Management in Computer Engineering (M2I)ITESCIA2016Master M2 - Management en Ingénierie Informatique (M2I), Gestion de projets en technologies de l'information
- Gateway to International Business (Erasmus)Seinäjoki University of Applied Sciences - Seinäjoki, Finland2016