Yunfei is currently a senior research engineer in the Network Research team at Alibaba Group US. Before joining Alibaba, He was a postdoctoral scholar at MIT Media Lab. His research explores and develops IoT technologies that extend human and computer abilities in sensing, communication and actuation. He received Ph.D. in Electrical and Computer Engineering from Cornell University in 2016. In recent years, he has several publications on top CS conferences including SIGCOMM, MOBICOM and NSDI. His research has been covered by media outlets including BBC, The Verge, MIT Technology Review and IEEE Spectrum. He has served on the TPC of ACM CoNEXT 2018 and IEEE INFOCOM 2019/2018.