Jianwei Qin is a Research Agricultural Engineer in the Environmental Microbial and Food Safety Laboratory of the U.S. Department of Agriculture's Agricultural Research Service (USDA/ARS) in Beltsville, Maryland. He graduated from Tianjin University and received his B.S. and M.S. in Measuring and Control Technology and Instruments. Then, he completed his Ph.D. in Biosystems Engineering at Michigan State University. His research is focused on developing optical sensing technologies for food safety and quality applications. His expertise includes hyperspectral imaging, Raman spectroscopy, machine vision, image processing, chemometrics, machine learning, system prototyping, and software development.