Manivannan Selvaraj is a part of Developer Experience team at PayPal. He is a Jenkins user & developer since 2010 and he loves it. He is one of the committers of Jenkins Mesos plugin project. Manivannan has also contributed to many other Jenkins plugins. He presented at ContainerCon 2016 held at Toronto,Canada: https://www.linux.com/blog/paypal-reduces-costs-10x-open-source-ci. He presented at Jenkins User Conference held at San Francisco in October 2014 : https://www.youtube.com/watch?v=X6sPKI4drAs . He also presented at RootConf [A conference for devops engineers] : https://www.youtube.com/watch?v=gmumkrFV7ig