Qifeng Guo
软件工程师 at DaoCloud.io
Chengdu, Sichuan, China
Summary
🤩
Rockstar🎓
Top SchoolQifeng Guo is a software engineer based in Chengdu with 5 years of experience specializing in Kubernetes networking and cloud-native infrastructure. He has contributed to flagship projects like kubernetes/kubernetes and MetalLB, focusing on stability, networking features, and CI robustness, and has hands-on experience deploying production clusters via Kubespray. Prior roles in VPN, firewall, and Netfilter testing give him deep packet-level networking insight that complements his CNI work with Calico, Cilium and Multus. At DaoCloud he continues to drive networking-first improvements across upstream projects, often tackling subtle, reliability-oriented issues such as kube-proxy health checks and RBAC/annotation integrations. Colleagues appreciate that he pairs pragmatic automation with attention to low-level network behavior—skills rooted in a network engineering degree from Jiangxi University of Science and Technology.
5 years of coding experience
学士学位, 网络工程, 学士学位, 网络工程 at 江西理工大学
Github Skills (28)
kubernetes10
network-configuration10
iptables10
cicd10
go10
kubernetes-pods10
ansible10
ansible-galaxy10
load-balancer10
devops10
calico10
terraform9
kubernetes-cluster9
yaml9
terraformer9
Programming languages (12)
Github contributions (5)
metallb/metallb
Jul 2022 - Jan 2023
A network load-balancer implementation for Kubernetes using standard routing protocols
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:77 reviews, 10 commits, 16 PRs in 5 months
Contributions summary:Qifeng contributed to the MetalLB project by implementing features and making improvements across several areas. They fixed potential CI failures and ensured code stability by sorting lists. They also introduced new functionalities, such as optional creation of RBAC resources for Prometheus and annotating services with their IP allocation pools. Additionally, the user improved the system by excluding common virtual interfaces and implementing node exclusion logic.
bare-metalbalancerprotocolsarpospf
kubernetes/kubernetes
Sep 2021 - Nov 2022
Production-Grade Container Scheduling and Management
Role in this project:Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:212 reviews, 22 commits, 41 PRs in 1 year 1 month
Contributions summary:Qifeng's contributions primarily involve refactoring and maintaining the Kubernetes codebase. They removed deprecated features, fixed linting errors, and addressed issues related to kube-proxy, including logging improvements and correcting health check behavior. Furthermore, the user made updates to the build scripts and code, focusing on stability and performance.
containersschedulingdockergradeproduction-grade
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