Po-an Yang
Apache YuniKorn Committer at The Apache Software Foundation
Taiwan
Summary
🤩
Rockstar🎓
Top SchoolPo-an Yang is a seasoned backend and systems engineer with 11 years of experience building scalable, production-grade infrastructure and DevOps tooling from Taiwan. An Apache YuniKorn committer and Apache Kafka committer, he contributes to high-profile open source projects and has practical experience enhancing HCI (Harvester), serverless runtimes (Spin), and container management integrations (Rancher). He combines hands-on backend development, system architecture design, and deployment automation—having implemented CI/CD, health checks, and integration tests while working across global teams. Known for pragmatic bug fixes and thoughtful validations (e.g., VM restore and backup annotations), he balances incremental improvements with broader system reliability. Po-an holds a Master’s in Computer Science from 國立成功大學 and brings a continuous-learning mindset fueled by real-world production challenges.
11 years of coding experience
9 years of employment as a software developer
Master's Degree, Computer Science, Master's Degree, Computer Science at 國立成功大學
english (toeic 875), Chinese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (35)
kubernetes10
container10
spin10
deploying10
validations10
webhooks10
testing10
harvest10
github-webhooks10
slack-webhooks10
kafka10
validation10
java10
javas10
go10
Programming languages (16)
Github contributions (5)
harvester/harvester
Sep 2021 - Jan 2023
Open source hyperconverged infrastructure (HCI) software
Role in this project:
Back-end Developer
Back-end DeveloperContributions:625 reviews, 127 commits, 323 PRs in 1 year 3 months
Contributions summary:Frank Yang primarily focused on enhancing the backend functionality of the Harvester HCI software. His contributions included fixing a typo in the restore validation code, addressing network name formatting issues in webhooks, and adding validation for VM restore processes. Additionally, he added new annotations related to backup targets and reserved memory, further extending the system's capabilities.
sdnvirtualizationhybrid-cloudvmscitrix
spinframework/spin
Jun 2022 - Dec 2022
Spin is the open source developer tool for building and running serverless applications powered by WebAssembly.
Role in this project:Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:56 reviews, 21 commits, 12 PRs in 6 months
Contributions summary:Po-an primarily focused on back-end development tasks, contributing to the deployment and configuration aspects of the Spin framework. Their work included implementing features like health checks, asset mounting, and file exclusion. The user also contributed to test automation by adding integration tests for deployment and dependencies. Additionally, the user's contributions indicate involvement in infrastructure setup with tools like Nomad, Hippo, and Bindle.
secureserverlesswebassemblycomposablemicroservices
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