Han Kang
Sunnyvale, California, United States
Summary
🤩
Rockstar🎓
Top SchoolHan Kang is a seasoned infrastructure engineer with 14 years building distributed systems and databases for cluster management, currently helping scale the AI hyperscaler at CoreWeave. He was a UTL at Google and is the primary inventor on a patent that reshaped storage for GKE, reflecting deep systems design chops beyond day-to-day engineering. Han has led ~30-engineer teams from ideation to production launches and remains hands-on in code, contributing to core Kubernetes projects like kubernetes/kubernetes and kubernetes/apiserver to improve health checks, request metrics, and observability. Based in Sunnyvale, he blends large-scale operational experience with open-source impact, often focusing on subtle but critical improvements that make production systems more reliable and measurable.
14 years of coding experience
University of California, Berkeley
Korean
Stackoverflow
1,293reputation
29kreached
12answers
13questions
Github Skills (17)
kubernetes10
apidoc10
testing10
health-check10
go10
api10
kubernetes-pods10
metric10
go-testing9
container8
routes6
ruby-on-rails6
emberjs6
devise6
ruby6
Programming languages (11)
Github contributions (5)
kubernetes/kubernetes
Sep 2018 - Dec 2022
Production-Grade Container Scheduling and Management
Role in this project:
Back-end Developer
Back-end DeveloperContributions:823 reviews, 199 commits, 153 PRs in 4 years 3 months
Contributions summary:Han primarily focused on improving request metrics within the Kubernetes API server. Their work involved identifying and fixing unbounded dimensions in request metrics, ensuring RFC compliance of content types and charsets, and adding comprehensive testing suites. The contributions included modifications to the core metrics package to refine and expand the request tracking capabilities. These changes aimed to improve the observability and performance of the API server.
containersschedulingdockergradeproduction-grade
kubernetes/apiserver
Nov 2018 - Oct 2022
Library for writing a Kubernetes-style API server.
Role in this project:Back-end Developer
Back-end DeveloperContributions:68 commits in 4 years
Contributions summary:Han primarily focused on improving the Kubernetes API server's health check and metrics. They implemented features such as excluding health checks via query parameters, which required modifications to the health check logic and test cases. They also updated dependencies and added the /livez endpoint. Additionally, they made improvements to the request metrics and associated tests.
apikubernetesk8s-stagingapi-server
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.