Hariharan Devarajan is a Postdoctoral researcher at Lawrence Livermore National Laboratory. He received his Ph.D. in Computer Science at Illinois Institute of Technology, advised by Dr. Xian-He Sun. He holds a B.Tech in Computer Science & Engineering received in National Institute of Technology, Jamshedpur, India. His research is focused on Parallel and Distributed Systems, Parallel I/O optimizations, HPC systems, and Key-Value Store solutions. He is a member of the Scalable Computing Software(SCS) lab at IIT. He is the recipient of the best paper awards at HPDC and CCGrid.