Kaisen Chen
Software Engineer at Yelp
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolKaisen Chen is a seasoned software engineer based in San Francisco with 13 years of experience building backend and DevOps systems, currently contributing to Yelp’s platform engineering. He has deep practical experience in distributed PaaS work—improving performance-check tooling, fixing integration bugs, and automating local service discovery for projects like Yelp/paasta. His background spans academic lab programming at Stanford Medicine and teaching discrete math at Michigan, giving him a strong foundation in algorithms, reproducible research, and tooling for scientific environments. Early internships at Intuit, Teradata, and CareFusion sharpened his operational mindset and automation skills. Colleagues describe him as a pragmatic problem-solver who bridges research-grade rigor with production reliability.
13 years of coding experience
14 years of employment as a software developer
University of California San DiegoMaster of Science (M.S.), Computer Science, Master of Science (M.S.), Computer Science at University of Michigan
Github Skills (14)
server-configuration10
docker10
configurations10
system-configuration10
paas10
python10
dockers10
cicd10
http-request10
kubernetes-pods9
performance-testing9
apidoc9
api9
kubernetes9
Programming languages (8)
Github contributions (5)
Yelp/paasta
Sep 2016 - Feb 2020
An open, distributed platform as a service
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:2 reviews, 47 commits, 12 PRs in 3 years 5 months
Contributions summary:Kaisen's contributions center around enhancing the PaaSTA platform's performance check functionality. They implemented a feature to make requests to a performance-check service, incorporating parameters from configuration files. Furthermore, they fixed Flake8 issues related to imports and addressed a bug related to the performance-check configuration. Additionally, the user added a script to output a list of locally running marathon services and integrated it with the setup.py.
mesosdockerplatform-as-a-servicedistributed-systemsmicroservices
kaisen/envoy
May 2019 - Aug 2020
Cloud-native high-performance edge/middle/service proxy
Contributions:2 PRs, 10 pushes, 2 branches in 1 year 2 months
golangtencent-cloudproxyedgeload-balancing
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