Manivannan Selvaraj is a part of Developer Experience team at PayPal. He is one of the committers of Jenkins Mesos plugin project. Manivannan has also contributed to many other Jenkins plugins. nnHe 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