Expert Android Developer
✔ Upwork Top Rated!
✔ Upwork All-Star Freelancer Club member!
✔ Upwork Verified Mobile Developers Club member!
✔ Oracle Certified Professional - Java
Over the last 5 years, I have successfully developed over 25 Android applications from scratch on my own. My Java skills are confirmed by SCJP (Sun Certified Java Programmer), passed with 98% score. Excellent knowledge of the Android and Java platforms allow me to make quality and high-performance applications. Almost all applications and games that I made hit the Top 100 in the Nook Store, even a few hit the Top 10. Very good knowledge of OOP, OOD, Design Patterns, excellent problem solving and decision making skills.
Extensive experience in different fields of the Android such as:
- UI : Custom components, Fragments, Layouts, ToolBar, 2D Animations, Material Design, Dialogs, Menu, User Interaction(touches, gestures)
- Core : Intents, Services, Receivers, Content Providers, Custom Adapters, Resources, Multithreading
- Communication & Networking : HTTP, REST, Parse, AWS, Socket, JSON, XML, SMS, Bluetooth, Bluetooth LTE, iBeacon, NFC
- Hardware and Media: GPS, Google Maps v2, Camera, Speech Recognition, Audio/Video editing, Sound, Playing Sound Effects, Accelerometer
- Persisting Data: SharedPreferences, Files, SQLite, Backup and sharing data
- Interacting with System: Notifications, Alarm Manager, Timed and Periodic Tasks, Persistent Background Operations, Contacts, Calendar, Task Stack
- Graphics: Canvas, OpenGL, OpenGL ES (libGDX)
- Social: Facebook, Twitter, Google+, Instagram, LinkedIn , Foursquare
- Analytics: Woopra, Google, Localytics
- IDE: Android Studio, Eclipse.