Founder & CEO at Preset. Original creator of Apache Superset and Apache Airflow. Longtime open-source advocate with a passion for building scalable data infrastructure and enabling self-serve analytics. Before founding Preset, I led data engineering teams at Airbnb, Facebook, and Lyft, where I worked on some of the largest-scale data platforms in the industry. My work has focused on making data more accessible and operationally efficient, with an emphasis on automation, observability, and open standards.