Jess Yuen
Member Of Technical Staff at Luma
Seattle, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolJess Yuen is a Staff Software Engineer in Seattle with 13 years of experience building reliable, scalable distributed systems and improving developer experience across startups and large tech companies. Currently at Reddit, Jess has led networking and infrastructure efforts at Lyft—operating Envoy-based service mesh at scale—and was a founding engineer at Moment where they built an authenticating proxy (Atlas) used to safely access private customer resources. They blend hands-on backend and DevOps skills (Go, Kubernetes, AWS, Pulumi, CI/CD) with product-minded work across frontend, monitoring, and customer-facing features. An active open-source contributor, Jess has contributed significant backend and testing improvements to ksonnet and Review Board, helping make Kubernetes deployments and code review tooling more maintainable. Known for mentoring, incident remediation, and cross-team roadmap influence, they excel at turning ambiguous reliability problems into operationally robust solutions. A detail often missed: they design infrastructure with a strong focus on never exposing secrets to clients, balancing security with developer ergonomics.
13 years of coding experience
8 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at University of Alberta
Github Skills (15)
testing10
reviewboard10
kubernetes10
go10
python10
kubernetes-pods10
django10
code-review10
devops8
yaml7
javascript5
database-administration4
databases4
database4
admin4
Programming languages (8)
Github contributions (5)
ksonnet/ksonnet
Sep 2017 - Mar 2018
A CLI-supported framework that streamlines writing and deployment of Kubernetes configurations to multiple clusters.
Role in this project:
Backend & DevOps Engineer
Backend & DevOps EngineerContributions:5 releases, 149 commits, 125 PRs in 5 months
Contributions summary:Jess primarily contributed to enhancing the ksonnet framework's backend functionality and expanding its testing capabilities. They added tests for the `Manager.LibPaths` function and introduced a feature to generate per-environment override files, improving the framework's flexibility for custom configurations. Moreover, the user implemented changes to the environment structure by adding a hidden metadata directory and introduced environment namespacing for better cluster management. These contributions reflect a focus on core framework features and improved maintainability.
clikubernetes
reviewboard/reviewboard
Jan 2015 - Mar 2015
An extensible and friendly code review tool for projects and companies of all sizes.
Role in this project:Back-end Developer
Back-end DeveloperContributions:5 commits in 2 months
Contributions summary:Jess made several contributions focused on enhancing the functionality and stability of the Review Board platform. They addressed login focus issues by adding autofocus to the username field and implemented a fix to correctly copy draft information when discarding private, unpublished review requests. Additionally, the user added instructions for running test subsets in the Getting Started guide and refactored code to improve how change descriptions are handled during publishing and discarding review requests. These changes involved modifying the core Django models and test files.
pythonjavascriptdeveloper-tools
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