I am looking for an android mobile app developer to help with a project l need someone who will be able to do various work and scripts for my mobile app at present l would like someone who has the knowledge of mobile apps to be able to install or intergrate a google sign in on my app and a twitter sign in giving my customers the options to use any of those auto log on 

My app is very similar to tinder app so knowledge of that kidn of app s what l am looking for thank you