Antonio Ramirez

Technology Professional

Systems Administration • Cloud Platform Management (AWS, Azure, M365) • Network Design & Management • Cybersecurity Enthusiast • Web App Developer

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About

I specialize in building, securing, and operating modern infrastructure. My focus areas include systems administration, cloud platforms across AWS, Azure, and Microsoft 365, network design and management, cybersecurity practices, and web application development.

Experience Focus

Systems Administration

  • Windows Server and Linux lifecycle management
  • Identity and access, automation, and monitoring
  • Backup, recovery, and high availability

Cloud Platform Management

  • AWS, Azure, and Microsoft 365 tenancy and governance
  • Secure landing zones, IaC, and cost optimization
  • Workloads, storage, networking, and identity

Network Design & Management

  • Routing, switching, VLANs, and segmentation
  • Site-to-site VPNs and hybrid connectivity
  • Performance, reliability, and observability

Cybersecurity Enthusiast

  • Hardening, least privilege, and zero trust principles
  • Threat detection and security operations mindset
  • Secure SDLC and cloud security posture

Web App Development

  • Modern, responsive UI with accessibility in mind
  • APIs, integrations, and cloud-native patterns
  • Performance-first, automated testing approaches

Skills

AWS Azure Microsoft 365 Windows Server Linux Networking Identity Security HTML CSS JavaScript React Node.js

Projects

Cloud Landing Zone

Foundational AWS/Azure landing zone with identity, networking, and guardrails.

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Network Modernization

Segmentation, VPN, and observability overhaul for multi-site environments.

View project

Secure Web App

Responsive app with auth, role-based access, and security best practices.

View project