At least one builder and one JDK are configured automatically after installing Bamboo. You can add more builders of different types as described in Configuring a new Builder, and you can add more JDKs as described in Configuring a new JDK. They will then appear in the 'Builder' dropdown list (and the 'Build JDK' dropdown list) described in the following pages:

Screenshot above: Specifying a Job's Builder