Address
| Full name | Sergio Miguéns Iglesias | Address | Vilagarcía de Arousa, Pontevedra, Spain | |
| Phone number | +34 671 307 714 | yo@sergio.sh | ||
| Website | sergio.sh / blog.sergio.sh | /in/sergiomiguensiglesias |
Professional employment
| Senior Automation Developer @ Guardicore, Akamai Technologies | 2025–now |
- Improve K8s flavor coverage in automation by 300%, with a 10x reduction in nightly run execution time while having less than 10% of the previous system.
- Reduce running costs by implementing an automatic cloud-independent cluster lease system.
| OpenShift Automation Developer @ Santander Digital Services (Banco Santander) | 2024–2025 |
- Continue the development of automatic cluster deploying and lifecycle management tooling that I began as a consultant, now as an in-house developer. These tools enabled the creation of dozens of OCP clusters and the administration of hundreds of pre-existing clusters, as well as OS and OCP upgrades all the way from 4.10 to 4.18.
- Serve as the data owner, responsible for all metadata and secret management, ensuring secure and consistent practices across the platform, reducing metadata duplication, information loss and leaks.
- Act as a trusted code reviewer, overseeing all GitHub pull requests to our internal frameworks.
| OpenShift Developer @ CIVIR (client: Santander Digital Services) | 2022–2024 |
- Develop tools for managing OpenShift clusters across multiple environments (on-premise, Azure, etc.).
- Build Python scripts, Ansible playbooks, and Jenkins pipelines to support full lifecycle management—from provisioning to decommissioning—ensuring consistency, automation, and scalability across platforms.
| Linux Systems Administrator @ FDS, DXC (Client: Amtega) | 2021–2022 |
- Ensure backups for the local administration (health, justice and tech departments) work as intended and no data is lost.
- Introduce Docker into their systems for the first time.
| Technical Helper @ 24th European Conference on Artificial Intelligence (ECAI 2020) | 2020 |
Education
| Master's Degree in Advanced Mathematics | UNED | 2026-now |
| Bachelor's Degree in Computer Engineering | University of Santiago de Compostela | 2017-2021 |
Certifications
| ITIL® Foundation Certificate in IT Service Management | PeopleCert | 2022 |
| DevOps Foundation® Certification | DEVOPS INSTITUTE | 2022 |
| VMware vSphere 6.7 Foundations | VMWare | 2021 |