Technical debt, referring to the compounding cost of changes to software architecture, can be especially challenging in machine learning systems. D. Sculley is a software engineer at Google, focusing on machine learning, data mining, and information retrieval. He recently co-authored the paper Machine Learning: The High Interest Credit Card of Technical Debt. Hired.com is the job marketplace for software engineers. Go to hired.com/softwareengineeringdaily to get a $600 bonus upon landing a job through Hired. Digital Ocean is the simplest cloud hosting provider. Use promo code SEDAILY for $10 in free credit. Learn more about your ad choices. Visit megaphone.fm/adchoices