Hamza Harkous is a Staff Research Scientist at Google, Zürich. He currently leads an effort to transform the data curation and model building process with large language models, driving advancements in privacy, safety, security, and beyond across Google's products. He previously architected the machine learning models behind Google’s Checks, the privacy compliance service. Prior to his tenure at Google, he worked at Amazon Alexa on natural language understanding and generation. He received his PhD in Computer Science from the Swiss Federal Institute of Technology in Lausanne (EPFL), where he also served as a postdoctoral researcher. During that time, he researched and developed tools for improving users’ comprehension of privacy practices and for automatically analyzing privacy policies. You can find more about his work on his personal homepage.