Sarah (Chun-Wei) Hsu is a recent TechWomen100 winner and a strong advocate for green, sustainable software. She frequently speaks, writes, and collaborates on projects on the topic. Her contributions include co-authoring the O'Reilly book "Building Green Software", leading the Green Software Foundation's Green Software Course, and launching the free online course "Green Software for Practitioners" with the Linux Foundation. Currently, Sarah is a Site Reliability Engineer at Goldman Sachs, working on a distributed platform on Google Cloud.