José Lema
Software Engineer at Red Hat
Madrid, Community of Madrid, Spain
Summary
👤
Senior🎓
Top SchoolJosé Lema is a software engineer and PhD researcher with 12 years of experience specializing in cloud-native, telco and networking systems, currently working on Performance & Scale for OpenShift at Red Hat. He blends academic rigor—multiple international scholarships and ongoing PhD work at Universidade de São Paulo—with hands-on engineering across OpenStack, Kubernetes/OpenShift, NFV/SDN and CI/CD automation. At Red Hat he has driven telco 5G and bare-metal release automation, contributing to the well-known openshift/release tooling and implementing bare-metal PXE and operator integrations. A seasoned instructor and consultant, he has taught cloud, IoT and security courses across universities and enterprise programs, translating research into practical architectures and training. His profile combines deep protocol and distributed-systems research with pragmatic infrastructure-as-code expertise and a track record of publishing peer-reviewed work. Based in Madrid, he brings a rare mix of lab-grade experimentation and production-grade release automation for large-scale telecom and cloud platforms.
11 years of coding experience
8 years of employment as a software developer
Santander International Scholarship Interchange, Santander International Scholarship Interchange at Federal University of CearaDoctor of Philosophy - PhD Electrical Engineering, Doctor of Philosophy - PhD Electrical Engineering at USP - Universidade de São PauloSICUE-SENECA Scholarship Interchange, SICUE-SENECA Scholarship Interchange at Universidad de GranadaScholarship Interchange, Scholarship Interchange at Universidade Federal de Uberlândia - UFUFederal University of Rio Grande do NorteBachelor of Engineering - BE Computer Engineering, Bachelor of Engineering - BE Computer Engineering at Universidade da CoruñaERASMUS International Scholarship Interchange, ERASMUS International Scholarship Interchange at Università degli Studi di Palermo
English, Spanish, Portuguese, Italian, Galician
Stackoverflow
325reputation
22kreached
10answers
5questions
Github Skills (31)
kubernetes10
docker10
bash10
dockers10
cicd10
automation10
openshift10
kubernetes-pods10
infrastructure-as-code10
automations10
bare-metal9
ansible9
ansible-galaxy9
srv8
ipxe8
Programming languages (16)
Github contributions (5)
openshift/release
May 2024 - Mar 2025
Release tooling for OpenShift
Role in this project:
DevOps Engineer & Automation Engineer
DevOps Engineer & Automation EngineerContributions:61 reviews, 89 PRs, 628 comments in 10 months
Contributions summary:José primarily contributes to automating and maintaining the OpenShift release tooling. Their work includes setting up and configuring bare metal deployments, integrating and managing operators (SRIOV, MetalLB, LSO, ODF), and implementing steps within the CI/CD pipeline. They are also responsible for creating and maintaining scripts, and modifying PXE loaders for the Bare Metal CPT jobs, showcasing experience in infrastructure-as-code and release automation. The user's contributions help streamline the build and deployment processes of the OpenShift platform.
continuous-deploymentkubernetesopenshifttooling
josecastillolema/dotfiles
May 2023 - Mar 2025
Contributions:234 pushes, 1 branch in 1 year 10 months
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