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Carlos O.CO

Carlos O.

IT Infrastructure Engineer

€350/day
Salamanca, ES
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Carlos

I help companies and entrepreneurs turn complex ideas into functional, secure, and scalable digital solutions. I specialize in the design and development of web platforms, APIs, and integrated systems that optimize processes, reduce costs, and improve the end-user experience.

My differential value lies in combining technical vision with business understanding: I don't just develop, but I propose efficient architectures, automate workflows, and anticipate problems before they impact the project. I work with a practical approach, clear communication, and well-documented deliverables.

I manage projects such as web application development, integration of APIs and external services, process automation, database design, deployments with Docker, performance improvements, security, and evolutionary maintenance. I often collaborate on projects from scratch as well as on optimizing and rescuing existing systems.

If you are looking for a reliable, results-oriented professional who speaks both the technical and business language, I can help you take your project to the next level.
  • English

    Native or bilingual

  • Spanish

    Native or bilingual

Can work on-site
Salamanca (up to 50km)

Experience

  • Coopecaja
    IT Infrastructure Engineer
    PRIVATE EQUITY
    October 2024 - August 2025 (10 months)
    San José Province, San José, Costa Rica
    Cooperative financial entity focused on credit and savings, with high demands on operational continuity
    Infrastructure as Code Performance Optimization Infrastructure Oracle Database Hyper-V
  • Microsoft
    Directory Services, Senior Support Specialist
    April 2019 - August 2024 (5 years and 4 months)
    At Microsoft, I gained invaluable experience providing support to high-profile S500 clients, delivering exceptional service tailored to address complex issues related to Active Directory. This included managing PKI-related challenges (such as certificates), DFSR, replication, and addressing slow boot and slow logon issues (where there is a significant delay between password authentication and desktop availability). Additionally, I effectively collaborated with various Windows teams to ensure comprehensive and seamless client support.
  • Convergys
    Senior Engineer L1
    November 2015 - April 2019 (3 years and 5 months)
    Global IT services and support company, providing technical assistance and service operation for international enterprise clients.

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Education

  • Microsoft Hackathon
    2020
    Microsoft Hackathon
  • Microsoft Global Hackathon
    2024
    Microsoft Global Hackathon

Skill set

Categories