Serving images can be a digital object repository's bread and butter, but can touch on logistical and policy complexities. By wrapping the Python based "Loris" image server in a homegrown proxy, and caching with Varnish, we've been able to improve our image delivery, while keeping stakeholders happy as well.
Library and Information Science
Hukill, Graham, "Wrapping an Image Server in Proxy and Cache Blankets" (2016). Library Scholarly Publications. 118.