Android Social Networking App Development -- 2

I'm looking for an experienced mobile app developer to create a social networking app for Android. The ideal candidate should have:

- Proven experience in Android app development
- Strong knowledge of social networking app features
- Proficiency in UI/UX design for engaging user experiences
- Experience with backend integration and database management
- Ability to implement robust security measures
- Familiarity with Google Play Store submission processes

Please provide examples of previous work and estimated timelines.