Write an Android application

We have gaming portal. We are looking for game development team. We want to add our functionality in the games, and other functionality listed below:- 1. Score communication. 2. Negative & Positive functionality. 3. Increase in difficulty every-time user plays.(AI) 4. APKs for all platforms- a) Android apk b) IOS apk c) Web Build 5. Vungle & Flurry. 6. Social Integration(facebook). 7. Leader Board. 8. Our Logo. 9. Change in names. 10. Marketing Elements. 11. Texture Replacement.