Hi,
We just tested on EasyEngine fresh server with Remote MySQL, Everything is working fine.
Following is my log
Executing service postfix restart, please wait...
Git commit on /etc/postfix/, please wait...
postfix successfully installed
Creating ee-mysql.net, please wait...
Creating symbolic link for ee-mysql.net
Creating htdocs & logs directory
Downloading WordPress, please wait...
Enter the MySQL database name [ee-mysql_net]: ee-mysql-remote
Enter the MySQL database username [ee-mysql_net]:
Enter the MySQL database password [hrWs2hrkCeOwU0j]:
Enter the WordPress table prefix [wp_]:
Setting up WordPress, please wait...
_
Updating WordPress permalink, please wait...
Installing Nginx Helper plugin, please wait...
Changing ownership of /var/www/ee-mysql.net, please wait...
Git commit on /etc/nginx/, please wait...
Executing service nginx reload, please wait...
HTTP authentication username: easyengine
HTTP authentication password: 4Qv1Mm3JiunT33A
WordPress Admin Username: gaurav
WordPress Admin Password: 12345
Successfully created new website: http://ee-mysql.net
Can you please share your ee.conf file?
cat /etc/easyengine/ee.conf