Joe Chow has always been interested in data and its potential to help people make better decisions. After completing a degree in engineering, they started their career as a research engineer, working on projects to improve the efficiency of water systems. Jo-fai then moved into the data science field, working for companies like Virgin Media and Domino Data Lab. In their current role, they work for H2O.ai, where they use data to help the company improve its products and services. Jo-fai is also involved in the community, writing blog posts and giving talks at meetups and conferences.