Just a simple Example Proxy pass template for apache

gistfile1.txt

#Nice little guide
# http://blog.podrezo.com/making-node-js-work-with-apache/

<VirtualHost *:80>
        # Reverse proxy from gogs github issue: https://github.com/gogits/gogs/issues/806
        #
        ProxyPreserveHost On
        ProxyRequests off
        ProxyPass / http://localhost:PORT/
        ProxyPassReverse / http://localhost:PORT/

        ServerName SUBDOMAIN.DOMAIN.com
        ServerAlias SUBDOMAIN
RewriteEngine on
RewriteCond %{SERVER_NAME} =SUBDOMAIN.DOMAIN.com [OR]
RewriteCond %{SERVER_NAME} =SUBDOMAIN
RewriteRule ^ https://%{SERVER_NAME}%{REQUEST_URI} [END,QSA,R=permanent]
</VirtualHost>

Also, make sure to host the node server locally over http.

http://stackoverflow.com/questions/22375975/502-proxy-error-in-express-js-while-integrating-with-apache

Apache will handle the TLS encryption