Ziyu Wang
Back End Developer at Block
Richmond, British Columbia, Canada
Summary
🤩
Rockstar🎓
Top SchoolZiyu Wang is a backend developer with eight years of software experience and a proven record designing scalable, high-performance cloud storage systems. At AWS he worked on S3 index control plane and data integrity, contributing to systems that index trillions of objects and prioritizing performance, scalability, and correctness. He also contributes to the widely used aws-sdk-java-v2, fixing multipart upload and concurrency issues in the CRT-based S3 client. Now at Block, he continues to apply large-scale storage and cloud expertise to production services. Trained in computer science and statistics at UBC, Ziyu combines rigorous engineering with a data-minded approach to reliability and optimization. Colleagues describe him as a pragmatic problem-solver who surfaces subtle concurrency and data-integrity bugs before they reach customers.
8 years of coding experience
6 years of employment as a software developer
Bachelor's degree, Computer Science and Statistics, Bachelor's degree, Computer Science and Statistics at The University of British Columbia
Github Skills (8)
aws-s310
javas10
amazon-s310
java10
s3-bucket10
concurrent8
concurrent-programming8
concurrency8
Programming languages (5)
Github contributions (5)
aws/aws-sdk-java-v2
Nov 2017 - Jan 2023
The official AWS SDK for Java - Version 2
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1860 reviews, 730 commits, 1545 PRs in 5 years 3 months
Contributions summary:Ziyu primarily worked on improving the AWS SDK for Java version 2 by addressing issues related to multipart uploads. This includes resolving the problem where requests with content lengths did not match the body size. Additionally, the user addressed a concurrency issue in the AWS CRT-based S3 client by ensuring that the connection is shutdown properly.
amazonaws-sdksdkawsjava
zoewangg/aws-sdk-java-v2
Oct 2017 - Aug 2019
The official AWS SDK for Java - Version 2 (Developer Preview)
Contributions:25 PRs, 77 pushes, 31 branches in 1 year 9 months
javasdkaws-sdkaws
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