Jenkins (a.k.a. Hudson) is a continuous automation system that can be leveraged for system crons, dev builds, testing, deployments, monitoring, and much more. It has Perl plug-ins and Perl is tremendously useful for scripting it.
Meet other developers to discuss your adventures in the world of Perl Programming. Perl isn't just another programming language. It's about making your life easier. It helps with things like system administration, web development, network glue, data munging, and even network daemons/servers. Not only that, but you can even write end user applications with a GUI that works on every operating system.