Jose Cereijo
Platform Engineer
Pontevedra, Galicia, Spain
Summary
🤩
Rockstar🎓
Top SchoolJose Cereijo is a platform engineer with 14 years of experience building and migrating large-scale web platforms from monoliths to microservices, and currently driving platform reliability at Giant Swarm. He blends deep backend and cloud expertise—PHP/MySQL roots evolved into Kubernetes, CI/CD and operator-driven PaaS work—having shipped platform tooling and deployments at Schibsted and CloudBees. Jose is an active open-source contributor to prominent Kubernetes projects (Cluster API providers for Azure and GCP) and CI tooling (Jenkins X), where he’s improved core provisioning, networking, and automation behaviors. He has a strong track record in developer enablement and training, having led internal education programs and lectured on high-performance web programming. Comfortable across infrastructure, automation and application layers, he brings a pragmatic focus on scalability, observability and developer productivity. An early entrepreneur, he also previously built and exited a successful browser-based game, reporting firsthand experience in product growth and community moderation.
15 years of coding experience
8 years of employment as a software developer
Ingeniero Técnico en Informática de Sistemas, Informática, Ingeniero Técnico en Informática de Sistemas, Informática at Universidad Nacional de Educación a Distancia - U.N.E.D.
Spanish, English, galego
Stackoverflow
13,199reputation
1.0mreached
154answers
20questions
php
top-5%
kubernetes-helm
top-5%
phpunit
top-5%
kubernetes
top-1%
Github Skills (59)
azuread10
git10
kubernetes10
network-configuration10
continuous-integration10
python10
lifecycle10
amazon-elasticsearch10
tekton10
cloud-infrastructure10
continuous-delivery10
microsoft-azure10
infrastructure-management10
cicd10
gcp10
Programming languages (26)
Github contributions (5)
kubernetes-sigs/cluster-api-provider-azure
Feb 2021 - Feb 2022
Cluster API implementation for Microsoft Azure
Role in this project:
Back-end Developer & Cloud Engineer
Back-end Developer & Cloud EngineerContributions:80 reviews, 11 commits, 16 PRs in 1 year
Contributions summary:Jose primarily focused on enhancing the Azure provider for the Cluster API. Their work involved implementing new features, such as the ability for cluster names to start with numbers and reconciling failure domains for AzureMachinePools, indicating a focus on core functionality. They also addressed issues related to subnet details, including NAT gateway support. These changes involved modifications to testing and core services within the provider.
cluster-apimicrosoft-azurek8s-sig-cluster-lifecyclek8s-provider-azure
kubernetes-sigs/cluster-api-provider-gcp
Jul 2022 - Sep 2022
The GCP provider implementation for Cluster API
Role in this project:Back-end & Cloud Engineer
Back-end & Cloud EngineerContributions:4 reviews, 8 commits, 8 PRs in 2 months
Contributions summary:Jose primarily contributed to the GCP provider implementation for Cluster API, focusing on refining the network configuration. They fixed issues related to setting the `autoCreateSubnets` field and the `EnableFlowLogs` field, ensuring correct values were being passed during network creation. Additional commits involve the reconciliation of subnetworks and adjustments to API conversion functions within the project's codebase, which aligns with backend and cloud infrastructure management tasks. They also made changes to allow customization of the subnet purpose and marked EnableFlowLogs as optional.
cluster-apigcpk8s-sig-cluster-lifecycle
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