Allan Espinosa is a DevOps practitioner living in Tokyo. He is an active open source contributor to various distributed systems tools, such as Docker and Chef. He maintains several Docker images for popular open source software that were popular even before the official release from the upstream open source groups themselves.
In his career, Allan has worked on large distributed systems containing hundreds to thousands of servers in production. He has built scalable applications on various platforms, ranging from large supercomputing centers in the US to production enterprise systems in Japan.
Allan can be contacted through his Twitter handle
@AllanEspinosa. His personal website at http://aespinosa.github.io contains several blog posts on Docker and distributed systems in general.
I would like to thank my wife, Kana, for her continuous support, which allowed me to spend significant time with this review project.