Well, I'm a Node.js/CoffeeScript/HTML/CSS/PHP developer.
I also know how to set up:

• Postfix catch-all mail forwarding through Mandrillapp
• Nginx + PHP5-FPM + MySQL (optional: phpBB/Wordpress)
• HAProxy load balancing system with 2 or more Nginx backend servers (optional: with php)
• Discourse, GitLab