Rex Y
Software Engineer at Amazon
Pasadena, California, United States
Summary
👤
Senior🎓
Top SchoolRex Y is a performance-driven software engineer with eight years of experience building high-throughput distributed systems and data-driven solutions, currently owning pricing services for Amazon Go stores worldwide. He has deep expertise in backend architecture, Go microservices, event-driven platforms, and big-data tooling—demonstrated by leading a 10x QPS improvement on Walmart’s Event Horizon and delivering robust monitoring, testing, and client tooling. His background bridges data science and engineering, having built ML pipelines, computer-vision models for inventory at Sam’s Club, and automated cloud data syncs that accelerated reporting by 65%. Comfortable across cloud-native stacks (Kubernetes, Docker, Prometheus) and languages (Go, Python, JavaScript), Rex pairs hands-on coding with product-focused thinking to deliver measurable business impact. Based in Pasadena and educated at Shandong, Duke, and the University of Chicago, he brings a rare blend of physics-trained analytical rigor and computational social science perspective to complex system design.
8 years of coding experience
3 years of employment as a software developer
Exchange program, Physics and Computer Science, Exchange program, Physics and Computer Science at Duke UniversityBachelor of Science - BS, Physics, 90.14/100, Bachelor of Science - BS, Physics, 90.14/100 at Shandong UniversityMaster of Arts - MA, Computational Social Science, Master of Arts - MA, Computational Social Science at University of Chicago
Chinese, English
Github Skills (3)
machine-learning2
javascript2
modeling2
Programming languages (2)
Github contributions (5)
irexyu/persp-model_W18
Jan 2018 - Mar 2018
Contributions:27 pushes in 2 months
wintercomputational-modelingmachine-learningmacsmodeling
irexyu/persp-research_Spr18
Apr 2018 - May 2018
Contributions:9 pushes in 1 month
macsspringmachine-learningcomputational
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