Haoyu Wu
Software Engineer at Roku Inc.
Mountain View, California, United States
Summary
🤩
Rockstar🎓
Top SchoolHaoyu Wu is a software engineer with nine years of experience building backend systems and tooling, currently based in Mountain View and working at Roku. He holds an MS in Software Engineering from Carnegie Mellon and a BS from Boston University, blending strong academic training with hands-on product experience across startups and larger telecom and media companies. Haoyu contributes to notable open-source projects like fortio, improving HTTP load-testing, dynamic configuration, and connection-reuse behaviors that aid debugging and performance analysis. His work spans core HTTP client internals and runners, demonstrating a focus on reliability and observability in distributed systems. Colleagues describe him as a pragmatic problem-solver who surfaces low-level improvements that have outsized impact on system stability and developer productivity.
9 years of coding experience
2 years of employment as a software developer
Master of Science in Software Engineering, Master of Science in Software Engineering at Carnegie Mellon UniversityBachelor’s Degree, Bachelor’s Degree at Boston University
English, Chinese
Github Skills (11)
golang10
http10
go10
go-application10
go-language10
performance-testing10
grpc9
performance-monitor9
performance-analysis9
docker4
dockers4
Programming languages (2)
Github contributions (5)
fortio/fortio
Nov 2021 - Aug 2022
Fortio load testing library, command line tool, advanced echo server and web UI in go (golang). Allows to specify a set query-per-second load and record latency histograms and other useful stats.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:90 reviews, 7 commits, 10 PRs in 9 months
Contributions summary:Haoyu primarily contributed to the `fortio/fortio` repository by implementing and refining back-end functionalities related to HTTP load testing and dynamic configuration. Their work includes adding features such as JSON array support in dynamic JSON flags and improving the visibility of IP address resolution within the HTTP client. They also addressed bugs related to empty body content in HTTP requests and implemented connection reuse flags. The user's changes touched core components of the HTTP client and runner, improving performance and debugging capabilities.
proxyload-testinggrpcperformance-testingtesting-library
wuhaoyujerry/fortio
Oct 2021 - May 2022
Fortio load testing library, command line tool, advanced echo server and web UI in go (golang). Allows to specify a set query-per-second load and record latency histograms and other useful stats.
Contributions:37 pushes in 6 months
load-testingtesting-libraryclicommand-line-toolgolang
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