Reviewed your project description and understood the basic requirements of the project.
Now let me know
Do you want any eCommerce implementation for the store section?
Is there any membership plan for the artist to publish their music through the site?
What will be the admin pane features?
Lets discuss more details about the project.
I have very good experience in website designing and development using WordPress, PHP, MySQL, Ajax, HTML5, CSS3, bootstrap, jQuery, JavaScript etc..
I can give you very good design and well coded responsive works. Website will be W3C validated, cross browser capabilities and well developed.
I can help you on this project. Lets discuss more details..
Regards
Esha