Big Data, Matching Learning Data-intensive high-performance computing Specialties: Data mining, Big Data Infrastructure, Scientific visualization.

Software Engineer @ From June 2015 to Present (7 months) Software Developer Engineer II @ From April 2015 to June 2015 (3 months) Software Developer Engineer @ Working in Amazon’s Consumer Market Analytics team. Working between data platform group and customer targeting group. Writing Pig/Java program running on Hadoop clusters to perform big data analysis. Building/applying machine learning model to 200MM customer’s data such as click and transactions data and producing customer targeting models for online and Email targeting. From December 2012 to March 2015 (2 years 4 months) Greater Seattle AreaResearch Assistant @ Focusing on medical imaging, computer vision, scientific visualization and General-Purpose GPU (GPGPU) computing, published papers in top conferences and served as a programming course instructor in GPGPU computing communities. From June 2008 to December 2012 (4 years 7 months) Research Intern @ High-performance computing in Computed Tomography scanner From October 2011 to May 2012 (8 months) Research Intern @ GPU-Accelerated CT reconstruction From July 2011 to July 2011 (1 month) Research Intern @ GPU-Accelerated CT Reconstruction From June 2010 to August 2010 (3 months) Teaching Assistant @ From September 2007 to May 2008 (9 months)

Doctor of Philosophy (PhD), Computer Science, 3.95 @ State University of New York at Stony Brook From 2007 to 2012 Master of Science (M.Sc.), Computer Science, 3.95 @ Stony Brook University From 2007 to 2012 Bachelor, Computer science @ Zhejiang University From 2003 to 2007 chengcheng high school Ziyi Zheng is skilled in: Big Data, Hadoop, Apache Pig, Amazon EC2, Amazon S3, Amazon Web Services (AWS), Machine Learning, Ad Targeting, Performance Tuning, Infrastructure, Java, Shell Scripting, SQL, CUDA, GPGPU