Jennifer Nelson
Contributor
Jennifer Nelson, CEO of Izzi Software, has spent most of her career in the mainframe space, including 15 years at Rocket Software and five years at BMC. In 2019, she left Rocket to take on leadership roles at global technology companies outside the Z world. In early 2024, she began working on what would become Izzi Software, which is now acquiring companies in the IBM Z and IBM Power spaces.
The Hidden Costs of AI-Assisted Mainframe Development
April 28, 2026
Jennifer Nelson, CEO of Izzi Software, makes the case for cautious skepticism when using new approaches to debug
ArticlesThe Return of the Prodigal Mainframer
March 14, 2025
After five years away from the mainframe, Izzi Software’s Jennifer Nelson shares her observations and notes that while a lot has changed, some things remain the same