server {

    listen 443 default_server;
    server_name staxnode1.staxhost.net;

    ssl on;
    ssl_certificate "/etc/letsencrypt/live/staxnode1.staxhost.net/fullchain.pem";
    ssl_certificate_key "/etc/letsencrypt/live/staxnode1.staxhost.net/privkey.pem";
    ssl_session_cache shared:SSL:10m;

    location / {

        proxy_pass http://192.168.1.50:8080; # my existing apache instance
        proxy_set_header Host $host;

        # re-write redirects to http as to https, example: /home
        proxy_redirect http:// https://;
    }
}