Joseph Wu
Software Engineer at Dremio
Redmond, Washington, United States
Summary
👤
Senior🎓
Top SchoolJoseph Wu is a software engineer with 13 years of experience building and operating distributed systems, currently contributing at Dremio from Redmond, WA. He became an Apache Mesos committer at Mesosphere, improving resource management, logging, containerization, and introducing agent draining and other robustness fixes in a widely used datacenter kernel. Comfortable across back-end, DevOps, and build systems, he has a track record of fixing complex Windows build issues, refining log retention and journald integration, and running soak test clusters. His background blends computer engineering and biochemistry from the University of Washington, reflecting an unusual mix of systems engineering and scientific thinking. Joseph’s work emphasizes reliability and developer workflows—the kind of behind-the-scenes contributions that keep large-scale infrastructure maintainable and testable.
13 years of coding experience
6 years of employment as a software developer
Bachelors of Science, Biochemistry, Bachelors of Science, Biochemistry at University of Washington
English, Chinese, Spanish
Stackoverflow
26reputation
751reached
2answers
0questions
Github Skills (20)
mesos10
c-language10
python10
windows10
build-system10
dcos10
logging10
cprogramming-language10
cicd9
cluster-computing9
cmake9
devops9
clustering9
automations8
automation8
Programming languages (9)
Github contributions (5)
apache/mesos
Nov 2015 - Feb 2020
Apache Mesos
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:174 commits, 21 comments in 4 years 3 months
Contributions summary:Joseph primarily contributed to improving the codebase and ensuring its build success. They made several changes to fix Windows build issues, including fixing missing includes, header guards, and various build script errors. They also addressed inconsistencies in code style and improved the robustness of the build process, indicating their focus on the development workflow. The user also added the support for agent draining and made modifications to the code to support the feature.
mesoscpluspluscloud
dcos/dcos
Jul 2016 - Sep 2019
DC/OS - The Datacenter Operating System
Role in this project:DevOps & Backend Engineer
DevOps & Backend EngineerContributions:52 commits, 27 PRs, 87 comments in 3 years 2 months
Contributions summary:Joseph primarily focused on enhancing the system's configuration and log management. They implemented a Python script for cleaning log directories, introduced a log retention policy with related calculations, and lowered the default log retention size. Furthermore, the user addressed review comments, refined the logrotate service, integrated journald for logging, and updated the Windows build script. They also added a test for the task state consistency during upgrades.
data-centeroperating-systemdcosmesospython
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