Safely Evolving Legacy Code

Scott Sauber
A new request comes in. It’s for “that app.” You know the one. The one nobody wants to touch, because the code is a mess and yet the application is business critical. In this talk, the fancy technologies will be put to the side, and instead the reality most people live in will be acknowledged. You’ll learn how we can evolve legacy code from the state it’s in today to the value we need to get from it tomorrow.
What the heck is Lean BYTES?
Lean BYTES is a short, 16-minute (get it? two bytes equal 16 bits... #nerdjokes), presentation designed to provide you with the tools you need to take your teams to the next level in an easily consumable, shareable format.
Upcoming Lean Bytes
Don't miss our most recent rants and musings on everything software and technology.
June 3, 2025 - 11:45am — 12:01pm CT
Early Cloud Habits Creating Chaos at Scale

Brian PapaBear Gerhards
Cloud was supposed to make everything easier — and in many ways, it does. But as your environment grows into mission-critical infrastructure, it can also start to feel like the wild wild west. Teams move fast, flexibility fuels innovation, but without the right guardrails? Costs spiral. Security gaps emerge. Performance takes a hit. And often, organizations don’t realize the full impact until it’s too late.