Marketing analysts shouldn’t spend their time wrangling messy data, they should focus on generating insights to make better decisions. Enter the data engineer: the unsung hero who builds pipelines, ensures data quality, and enables scalable analytics. Mayra details the vital role data engineers play in supporting analysts and marketers, while comparing their work to that of data analysts, analytics engineers, and marketing analysts. With the rise of generative AI adding complexity to already massive datasets, Mayra offers practical strategies to optimize your tech stack, free up your analysts, and deliver faster, more reliable insights.