About Muhammad Usman
I am an experienced Android Developer with 5+ years of expertise in designing, developing, and maintaining mobile applications using Kotlin and Java. My work includes building scalable apps with clean architecture (MVVM), integrating REST APIs and Firebase services, and optimizing performance for smooth user experiences. I have collaborated with cross-functional teams, implemented modern Android tools such as Coroutines and Jetpack libraries, and delivered reliable, high-quality applications for both startups and established companies.
English
Native or bilingual
French
Basic
Can work on-site
Paris (up to 50km)
Experience
- 9d TechnologiesAndroid DeveloperDIGITAL AND ITFebruary 2023 - September 2025 (2 years and 7 months)Developed and maintained Android applications 200M+ at 9D, using Kotlin/Java, integrating APIs and Firebase, and ensuring high performance and smooth user experience.
- BitboxAndroid DeveloperDIGITAL AND ITNovember 2020 - January 2023 (2 years and 2 months)At BitBox, I developed and maintained Android applications, implementing modern architectures (MVVM), integrating APIs and third-party SDKs, and optimizing app performance. I collaborated closely with backend engineers and designers to deliver seamless user experiences and ensured the apps met high-quality standards for reliability and efficiency.
Recommendations
Be the first to recommend Muhammad Usman
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Masters in Big DataCy Cergy Paris University
- Bachelors in Software EngineeringComsats University Islamabad2020