Hello,
Thank you for posting the job and sharing a brief description. As I understand, you are looking for Android Expert. We can help you with that.
To give you a brief background, we are team of experienced and professional developers with expertise in Web & mobile application domain. The team members bring in different skills required in such a project including Designing, Front-end development, Back-end development, Admin functionalities, Deployment, etc.
Our developers had integrated firebase in many of Android and Web projects.
As well as we had recently completed one project which is related to video,gallary pics and audio upload. We can discuss more on the same over a call if it sounds good. Looking forward to hear from you