Chen, Ying2016-11-182016-11-182016-12-01http://hdl.handle.net/2097/34539A music player mobile application for Android is developed along with cloud server using Google’s App Engine and Firebase. This music player application provides various ways of navigating to an audio file and different music visualizer options. What’s more, the application also provides three major features: 1 user sign in and sign out, 2 display the most popular songs based on input, 3 users can submit comments and suggestions. These features are implemented by utilizing cloud services of Google’s App Engine and Firebase. Specifically, an application running on App Engine plays as a server’s role to verify user sign in. It also runs App Engine MapReduce jobs to consume large data stored in Google Cloud Storage and serves relatively small result about popular songs for the app. In addition, user’s comments and suggestions are automatically synchronized with Firebase which makes modifying and analyzing synchronized data really convenient.en-US© the author. This Item is protected by copyright and/or related rights. You are free to use this Item in any way that is permitted by the copyright and related rights legislation that applies to your use. For other uses you need to obtain permission from the rights-holder(s).http://rightsstatements.org/vocab/InC/1.0/Mobile applicationAndroidCloud serverApp engineMapReduceReport