legacy-code
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Wayfair’s AI Future Starts With Its Old Code
Thousands of applications stand behind Wayfair’s push for better shopping experiences. Matt Ferrari explains why Pythian’s ability to understand the business—and code alongside his team—mattered to the choice of partner.
The SAP Upgrade Bottleneck smartShift Turns Into a Five-Week Job
Its target is not SAP itself. It is the decades of custom ABAP code wrapped around SAP - the technical debt that turns a necessary upgrade into a risky, expensive rewrite.
Anand Kulkarni
Anand Kulkarni is the CEO and co-founder of CoreStory, a Berkeley-based AI company that decodes legacy enterprise codebases - turning decades-old COBOL and other ancient software into living, queryable specifications. A Forbes 30 Under 30 honoree and NSF PhD fellow out of UC Berkeley, he previously co-founded LeadGenius (Y Combinator S11) and built Crowdbotics into a platform serving Fortune 500 companies and U.S. government agencies. In October 2025, CoreStory raised a $32 million Series A to modernize the world's mission-critical legacy software.
Michael Feathers
Michael Feathers is a software consultant, author, and Chief Architect at Globant whose 2004 book 'Working Effectively with Legacy Code' redefined how developers think about untested code - coining the now-universal definition that legacy code is simply code without tests. With over 25 years consulting hundreds of organizations, he pioneered dependency-breaking techniques that gave teams a way into codebases they feared. Today he explores how AI reshapes programming, writes the 'mechanisms' newsletter on Substack, and continues speaking at conferences worldwide.