·         Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes
·         Familiarity with RESTful APIs to connect Android applications to back-end services
·         Strong knowledge of Android UI design principles, patterns, and best practices
·         Experience with offline storage, threading, and performance tuning
·         Knowledge of the open-source libraries available for common tasks
·         Familiarity with cloud message APIs and push notifications.
·         Proficient understanding of code versioning tools, such as Git, SVN