11/15/2025 updated
100 % available
Senior Android Developer Contractor Freelancer | Implementing clean, maintainable and scalable apps
Romania
Worldwide
BA in Computer ScienceAbout me
? I am a Senior Android Developer / freelancer with ?+ ????? ?? ??????????. I use my expertise, skills, and passion to design and implement top-of-the-line software solutions for companies worldwide. ? Do you need software solutions for your business? ???'? ???????!
Java (Programming Language)Android Software DevelopmentBluetoothBusiness Process ImprovementGradleKotlinProgramming Languages
? I work as an Android Developer / Contractor / Freelancer and help businesses develop their enterprise products.
✅ My programming languages of choice are Java & Kotlin for mobile solutions, using mainly Android SDK. I have also configured Gradle files and worked with OS commands when needed.
? I am an avid learner always looking for the next problem to solve! Continuous improvements and challenges define my career path!
✅ My programming languages of choice are Java & Kotlin for mobile solutions, using mainly Android SDK. I have also configured Gradle files and worked with OS commands when needed.
? I am an avid learner always looking for the next problem to solve! Continuous improvements and challenges define my career path!
Experience
Professional experience0 - 5 years
Freelancer since2024
Languages
EnglishFluent
Project history
Hospitality applications (POS & PMS)
The client, a Greek technology company delivering mobile solutions for various
business sectors, prioritized Android maintenance and critical iOS consultancy,
unblocking development and restoring functionality.
- Delivered 3+ feature updates and monthly maintenance, driving +20% user satisfaction by improving performance, ensuring stability, and shipping small, high-impact client requests.
- Provided iOS consultancy on a project blocked 6+ months, delivering guidance 2× faster than expected by designing a replacement that restores full functionality, ensures maintainability, and supports ongoing updates.
Skills: Android, Kotlin, Retrofit, Coroutines, XML, CouchbaseLite, iOS, Swift,
CocoaPods
Hospitality applications (POS & PMS)
The client, a Greek technology company delivering mobile solutions for various business sectors, faced an urgent challenge: multiple Android applications built on outdated codebases had been removed from Google Play due to deprecated SDKs and non-compliance with recent policies.
- Restored 100% of delisted Android apps in 5 weeks by adjusting legacy code, updating dependencies, and meeting the latest SDK/Play Store requirements.
Skills: Android, Kotlin, Retrofit, Coroutines, XML, CouchbaseLite, Gradle
Bluetooth connectivity application
The client, an American company specializing in professional-grade tools and
equipment for the construction and plumbing industries, faced low satisfaction
among employees and users due to a hard-to-test and occasionally crashing
application.
- Enhanced employee and user experience by 3X by migrating old database to a modern one, resulting in cleaner code that is less prone to bugs.
Skills: Android, Java, Kotlin, ORMLite, Room, RxJava, Coroutines, Dagger