Amazon Application Load Balancer (ALB) distributes incoming application traffic to increase availability and support content-based routing.
Chargebee is a PCI Level 1 certified recurring billing platform for SaaS and subscription-based businesses.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Typekit is an online service which offers a subscription library of fonts.