Yuchen Wu
Engineering at Cursor
United States
Summary
🤩
Rockstar🎓
Top SchoolYuchen Wu is a seasoned engineering leader with 12 years building high-performance CDN and edge systems, currently engineering at Cursor after leading Cloudflare’s Pingora team. He helped design and ship Cloudflare’s CDN software that serves tens of millions of HTTP requests per second and is a principal contributor to the open-source Pingora framework for fast, reliable network services. Comfortable toggling between hands-on backend development and team leadership, he’s fixed core protocol bugs, optimized H2/TCP handling, and added memory-cache support to improve real-world latency and efficiency. His background spans academia and industry—CMU research on internet architecture and practical performance work at Akamai—giving him a rare blend of protocol-level insight and production-focused engineering.
12 years of coding experience
11 years of employment as a software developer
Master Computer Science, Master Computer Science at Carnegie Mellon UniversityMaster Computer Networks, Master Computer Networks at Shanghai Jiao Tong University
Chinese, English
Github Skills (5)
caching10
http10
rust10
performance-optimization10
tcp9
Programming languages (11)
Github contributions (5)
cloudflare/pingora
Feb 2024 - Feb 2025
A library for building fast, reliable and evolvable network services.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3 releases, 25 reviews, 123 PRs in 11 months
Contributions summary:Yuchen primarily contributed to the `pingora` repository by releasing new versions and fixing bugs. Their work involved modifying caching-related modules, addressing typos, and fixing code issues related to features like HTTP/1 reason phrases and TCP fast open. Furthermore, the user improved the performance and efficiency of the codebase by adding support for the memory-cache, and optimized the handling of H2 connections.
eaufavor/h2
Oct 2020 - Nov 2024
HTTP 2.0 client & server implementation for Rust.
Contributions:22 pushes, 8 branches in 4 years 1 month
http3rustclient-serverhttp2
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