Data collected from 40 companies in April 2023 based on publicly available LinkedIn data, analyzing tens of thousands of profiles. We categorized roles using the following job titles - Data: Data Analyst, Data Scientist, Machine Learning Engineer, Data Engineer, Product Analyst, Business Intelligence, Data Warehouse, Analytics Engineer, Data Manager, Data Lead, Head of Data, Data Director, VP of Data, Chief Data Officer; Engineering: Engineer/Engineering (excluding Data Engineer), Developer, Tech/Technical Lead, Chief Technical Officer; Product: Product Manager, Product Lead, Head of Product, Director of Product, VP of Product, Chief Product Officer. Note that some people may not have updated their LinkedIn job titles to their most recent roles and are not included in this analysis. We've spot checked many data points through company interviews and found the numbers align closely with reported figures. Read more about this analysis.