Pivotal's Rabbit, Redis, Cloud Foundry, Spring, Grails, Groovy, & other resident experts!
Pivotal employees include
* the founders of RabbitMQ
* the creator of Redis
* the core contributors to the Spring Framework, Cloud Foundry PaaS, Groovy, and Grails
* the contributors to and expert users of Java, Apache Tomcat, Apache Hadoop, Apache HTTPD
* the contributors of MADLib
* the creators of Pivotal Tracker
The goal of this group is to offer these many experts to the open source communities that Pivotal supports through meetups and hackathons.