Bill Chen is a machine learning engineer at Meta specializing in deep learning, CUDA, and C++. He holds a PhD in Bioinformatics from the University of Kentucky and has worked in both production and instructional roles in applied AI. He has taught at the NVIDIA Deep Learning Institute, earned the NVIDIA-Certified Associate: Generative AI Multimodal credential, and served as part-time machine learning faculty at UCSC Silicon Valley Extension. His work includes Facebook group search modeling and surgical duration prediction. In this book, he combines industry experience and teaching to guide readers in building high-performance deep learning systems in C++. Vikash Gupta Ph.D., is a Senior Solutions Architect at Amazon Web Services (AWS), based in Seattle, Washington. He earned his Ph.D. in Computational Biology from INRIA, France, where his research centered on neuroimaging and statistical modeling. At AWS, he applies deep learning and artificial intelligence to advance medical imaging technologies, contributing to open-source initiatives such as the MONAI framework for healthcare. He also served as a research scientist at The Ohio State University and as an Assistant Professor at Mayo Clinic. He has authored more than 60 peer-reviewed publications.