Shirui Cheng is a seasoned software engineer with extensive experience in backend development and system engineering, currently working at Meta as a backend engineer in AR Delivery. Prior to this role, Shirui contributed to WhatsApp as a backend engineer focused on business quality and worked at Oculus VR as a system engineer on operating systems. Earlier experience includes a software development internship at Yahoo! Inc. and a research assistant position at Huazhong University of Science and Technology, where Shirui developed a network anomaly detection and response system. Academic achievements include a Master’s Degree in Computer Systems Networking and Telecommunications from Carnegie Mellon University and a Bachelor’s Degree in Information Security from Huazhong University of Science and Technology.