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Leonid S.
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Leonid S.

Android Tech Lead | Native Mobile Apps Development | Java, Kotlin

🚀 Hey there! I'm your go-to Android mobile app wizard! I do not stand still and develop my skills every day. Experienced in Mobile development and have 5+ years of experience in it. Worked on applications that occupied the first positions in their categories. 𝗜 𝗰𝗮𝗻 𝗵𝗲𝗹𝗽 𝘆𝗼𝘂: 📌 App Development: Design, develop, and maintain robust Android applications using Java or Kotlin. 📌 User Interface Design: Implement intuitive and engaging user interfaces that adhere to Google’s Material Design guidelines. 📌 Performance Optimization: Ensure applications are optimized for performance, scalability, and responsiveness. 📌 Feature Integration: Utilize Android’s native APIs to incorporate device-specific features such as GPS, camera, sensors, and more. 📌 Testing and Debugging: Conduct thorough testing to identify and fix bugs, ensuring app stability and reliability. 📌 Version Control: Use version control systems like Git to manage and collaborate on code. 📌 App Deployment: Handle the deployment of applications to the Google Play Store, including compliance with store guidelines. 📌 Continuous Improvement: Stay updated with the latest industry trends, Android updates, and new technologies to continuously enhance app functionality and user experience. 𝗦𝗸𝗶𝗹𝗹𝘀 𝗮𝗻𝗱 𝗤𝘂𝗮𝗹𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀: ✔️ Proficiency in Java and Kotlin programming languages. ✔️ Experience with Android Studio and the Android SDK. ✔️ Knowledge of RESTful APIs and third-party libraries. ✔️ Familiarity with cloud message APIs and push notifications. ✔️ Strong understanding of mobile UX/UI principles. ✔️ Excellent problem-solving skills and attention to detail. ✔️ Ability to work collaboratively in a team environment. 𝗞𝗲𝘆 𝗦𝗸𝗶𝗹𝗹𝘀:📲 Android Development: Java/Kotlin Programming, Android Studio, XML Layouts, Activities and Fragments, Material Design, Android SDK, SQLite/Room Database, Gradle, Android App Architecture, Push Notifications, Firebase, RESTful API Integration, Recycler View, Dependency Injection (Dagger, Hilt), Jetpack components (ViewModel, LiveData, Navigation), UI/UX Design, Responsive Design, Geolocation and Maps (Google Maps API), Performance Tuning, Data Binding, Android NDK (Native Development Kit), Gradle Plugins, App Distribution, Accessibility, Firebase. Do you want to make sure your app will get to market? Press "Invite" and let's have a chat. Last updated: June 2024

🇲🇩Chisinau, Moldova$40/hr100% JSS5.00 (1)Since Jan 2021

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#307,960 / 412k
🇲🇩Country#468 / 595
Revenue, last 30 days
$0
Total earnings
$2.7k

Billed in all: $2.8k

World#307,960 / 412k
🇲🇩Country#468 / 595
Per project
$2.7k
Projects, last 6 months
0
World#209,850 / 412k
🇲🇩Country#275 / 595
Projects in all
1
0% fixed100% hourly
World#360,671 / 412k
🇲🇩Country#550 / 595

Earnings, last 30 days

$2.8kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$2,750$2,800$2,850$2,900Oct 8Oct 23Nov 7

Skills