Joakim Hallberg is the Head of Network Functions within Product Line Packet Core. In this role he is leading a team of product managers that are evolving and shaping the Packet Core product portfolio starting from 2G to 5G and beyond. Joakim has been working in various positions in Ericsson in both radio and core, ranging from System Design, Project and Product Management during his 23 years with Ericsson. Always a stong advocate for change and improvements. With business and customer focus, and in close cooperation with R&D, driving and leading the transformation journey for Packet Core, from hardware to software, from native to virtualization, the introduction of Lean & Agile principles and most recently Continous Delivery and Deployment.