Yu Liu is a PMC member of Apache Pulsar and a committer of Apache Trafodion. As a technical writer, she focuses on designing, creating, and optimizing the content experience for users. Additionally, she is a regular speaker at various conferences (e.g., ApacheCon Asia, COSCon China, tcworld China, China Technical Communication Forum, etc.), talking about information architecture, content strategy, docs as code, open-source management, and so on. Besides, she actively participates in diverse activities (e.g., Our Code is Open, OSPP, etc.) to promote the open-source world. While not working, she loves dancing, yoga, cooking, and Chinese medicine. She lives in Shanghai, China.