His research focus is on building storage systems that can achieve high performance and strong reliability. Specifically, he has contributed new reliability techniques in (local and distributed) storage systems, and built frameworks for finding reliability bugs in applications. His work has resulted in patent applications by VMware, Samsung, and Microsoft. His research has won the SIGOPS Dennis M. Ritchie Dissertation Award in 2016, a Best Paper Award at FAST 2017, and a Best Poster at ApSys 2017. He was awarded the Microsoft Research Fellowship in 2014, and the University of Wisconsin-Madison Alumni Scholarship in 2009.