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Sebastian CruzSC

Sebastian Cruz

DevOps Engineer | Cloud Engineer

€400/day
Madrid, ES
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Sebastian

💻 DevOps Engineer with over 6 years of experience in banking, consulting, and digital services, specializing in process automation, cloud infrastructure management, and continuous application deployment.

🚀 Passionate about IT and continuous improvement, I have worked in complex and demanding environments (Santander, BBVA, NewPoint IT, Gfi, Indra), applying DevOps practices to ensure system efficiency, scalability, and availability.

Core Competencies:

Cloud & IaC: Azure, AWS, Terraform, Ansible

CI/CD: Jenkins, Azure DevOps, GitHub Actions

Containers & Orchestration: Docker, Kubernetes, OpenShift

Monitoring & Observability: Dynatrace

Version Control: Git, GitHub, Azure Repos

Automation & Scripting: Python, Groovy

Methodologies: Agile, DevOps

My goal is to help companies optimize their processes, improve software delivery, and ensure the stability of their platforms.
  • Spanish

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Santander Digital Services
    DevOps Engineer
    BANKING AND INSURANCE
    April 2022 - Today (4 years and 2 months)
    Madrid, Spain
    Automation of processes and cloud infrastructure management, applying DevOps practices for efficient, scalable, and highly available environments.

    Design, provisioning, and maintenance of resources in Azure and AWS using Terraform, ensuring reproducible infrastructure controlled by code.

    Version control management with Git, Azure Repos, and GitHub, applying collaborative workflows, code reviews, and good commit practices.

    Development and maintenance of CI/CD pipelines in Jenkins, Azure DevOps, and GitHub Actions, automating builds, tests, quality analysis, and deployments.

    Implementation of containerization with Docker and cluster management in Kubernetes and OpenShift to optimize application execution and scalability.

    Proactive monitoring of systems and applications with Dynatrace, prioritizing observability and early incident detection.

    Administration and daily use of Linux environments for deployment, automation, and support to development teams.

    Development of Python scripts to automate repetitive tasks, data analysis, and support DevOps processes.

    Collaboration with multidisciplinary teams to implement secure, fast, and high-quality solutions, aligned with business needs.
    DevOps Kubernetes Amazon Web Services Microsoft Azure Terraform
  • NewPoint Information Technology Consulting
    DevOps Engineer
    May 2020 - April 2022 (1 year and 11 months)
    Spain
    Leadership in DevOps support and consulting for projects without dedicated resources, ensuring operational continuity, process optimization, and consistent value delivery.

    Advanced incident resolution and complex task management using Jira, ensuring deadline compliance, service quality, and risk mitigation.

    Design, optimization, and execution of CI/CD pipelines to pre-production and production environments using Jenkins, improving deployment efficiency and reliability.

    Advanced management of roles, permissions, and access for users, implementing security policies and governance for critical environments.

    Deployment, configuration, and administration of OpenShift environments, ensuring availability and performance of containerized applications.

    Supervision and administration of Git repositories, promoting good versioning and collaboration practices in multidisciplinary teams.
    Docker CI/CD Kubernetes Atlassian JIRA OpenShift
  • MTP Métodos y Tecnología
    DevOps Engineer BBVA
    December 2019 - May 2020 (5 months)
    Madrid, Spain
    Participation in the design and planning of DevOps solutions for various projects within the entity, supporting the definition of scalable and secure architectures.

    Collaboration with architects and technical teams in the selection of technologies, tools, and methodologies for automation, CI/CD, and containerization.

    Support in creating test pipelines for microservices and critical applications, contributing to improved continuous integration and delivery.

    Assistance in documenting architectures, best practices, and DevOps standards for various teams within the bank.

    Learning and application of Infrastructure as Code (IaC) principles, monitoring, version control, and security in corporate cloud environments.

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Education

  • Technological skills and competencies in Java and SQL, Computer Programming, specific applications
    Fundación esplai
    2018
    Habilidades y competencias tecnologicas en Java y SQL, Programación informática, aplicaciones específicas
  • Microsoft Certified: Azure Fundamentals
    Microsoft Certified: Azure Fundamentals

Skill set

Categories