Oussama NAJIB
Villejuif
Work Preference
Summary
- Design and realization of mobile application
- Experiences in Agility (Scrum and kanban) and DevOps
- Taste for technical and innovative projects
Overview
9
9
years of professional experience
Work History
Senior Android Developer
Adikteev
Paris
08.2023 - Actuel
- Developed scalable and high-performance Android applications using Kotlin/Java with modern architectures (Clean Architecture, MVVM/MVI).
- Conducted functionality design and technical studies.
- Built reusable UI components, adaptive layouts, and integrated media/ads across multiple devices and screen sizes.
- Collaborated with POs, iOS team, and other cross-functional teams to ensure alignment, cross-platform synchronization, and successful feature delivery.
- Provided technical support for clients, troubleshooting issues and implementing solutions to ensure smooth app operation.
- Ensured code quality and reliability through test automation, unit and integration testing, code reviews, and CI/CD pipelines.
Android Tech’lead
Stellantis
Paris
02.2022 - 07.2023
- Functionality design and technical studies
- Developments on Android applications
- Support for development teams: Pair programming, Code review, Quality, Training
- Support to RUN teams: Analysis, Reporting, bug fix
- Participation in continuous integration
- Management of deliveries on the Playstore
Android developer
SNCF Réseaux
Paris
07.2020 - 01.2023
- Animation of need definition workshops.
- Technical and functional design.
- Development and client support.
- Test automation.
- Code review.
- Documentation.
Web / Mobile Developer
E-Voyageurs Technologies
Nantes
03.2019 - 06.2020
- Participation in framing, development and test automation
- Continuous integration.
- Interface role with other teams of the factory in order to build a coherent product.
- Contribution to the life of the team, in a team spirit and agile environment.
Conversational Developer
E-Voyageurs Technologies
Nantes
04.2018 - 02.2019
- Realization of chatbots and virtual assistants via channels like Messenger and WhatsApp, Google Assistant, Slack, Microsoft Teams based on open source technologies of NLP and Machine Learning.
- Teamwork throughout the product development cycle. Operation in agile mode (Scrum and Kanban).
- Continuous integration and code review.
- Pair programming, TDD and DevOps software craftsmanship.
Lead Developer
CNAMTS
Nantes
10.2014 - 03.2018
- Led technical and functional design for multiple projects
- Developed and maintained Java/J2EE and front-end solutions ensuring high quality and compliance with security best practices (OWASP).
- Conducted code reviews, wrote technical specifications, and implemented CI/CD pipelines.
- Supervised, trained, and coordinated a team of 6 developers, providing technical guidance and support.
- Collaborated with stakeholders to define business needs, animate workshops, and provide customer support.
- Integrated and deployed solutions in target customer environments, ensuring monitoring, reporting, and maintenance.
- Applied unit and integration testing ensuring reliability and maintainability.
Education
Diplôme d'ingénieur - Industrial IT Engineering
Polytech'Grenoble
Skills
Kotlin, Java
Android SDK, Jetpack Compose, XML layouts
Clean Architecture, MVVM, MVI
Dependency Injection: Koin, Hilt
Asynchronous Programming: Coroutines, Flow, RxJava
Databases: Room, Realm, SQLite
Networking: REST, Retrofit
Unit & Integration Testing: JUnit, MockK
UI Testing: Espresso
Code Quality & CI/CD: Lint, Sonar, GitHub Actions
Build Tools: Gradle, Maven
Distribution: Play Store, Firebase App Distribution
Version Control: Git
Jira, Confluence, Agile/Scrum
Material Design & responsive UI
Modularization & multi-module projects
Performance profiling & memory leak detection
In-app analytics & crash reporting (Firebase Analytics, Crashlytics)
Integration with third-party SDKs (ads, payment, analytics)
Additional Information
- Football
- Cinema
- Voyages
Expérience
CDI,CDI,CDI,CDI,CDI,CDI
Langues
Français
Bilingue
Anglais
Courant
Arabe
Langue maternelle
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Quote
You miss 100% of the shots you never take.
Wayne Gretzky
Timeline
Senior Android Developer
Adikteev
08.2023 - Actuel
Android Tech’lead
Stellantis
02.2022 - 07.2023
Android developer
SNCF Réseaux
07.2020 - 01.2023
Web / Mobile Developer
E-Voyageurs Technologies
03.2019 - 06.2020
Conversational Developer
E-Voyageurs Technologies
04.2018 - 02.2019
Lead Developer
CNAMTS
10.2014 - 03.2018
Diplôme d'ingénieur - Industrial IT Engineering
Polytech'Grenoble