Hi, It's David

I'm a

Welcome to my portfolio specializing in Network Infrastructure Management and IT Support. With expertise in hardware, cloud environments (AWS, Azure, GCP), virtualization (VMware, Virtualbox), and a proficiency in operating systems (Windows, Linux), I deliver robust solutions across diverse IT landscapes.

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David Amaya

Education

2016

Systems Technician

Servicio Nacional de Aprendizaje (SENA)

2022

Data Network Management Technologist

Servicio Nacional de Aprendizaje (SENA)

2024 (In progress)

AWS Certified Solutions Architect Associate

Amazon Web Services

2025 (In progress)

Systems Engineer

Corporación Unificada Nacional de Educación Superior (CUN)

Services

Virtualization

  • Proficiency in creating and managing virtual environments using platforms like VMware and VirtualBox.
  • Experience in configuring virtual networks and optimizing hardware resources through virtualization.
  • Implementation of virtualization solutions to enhance operational efficiency and reduce costs.

Offimatics

  • Extensive knowledge of Microsoft Office suite (Word, Excel, PowerPoint) and Google Workspace (Docs, Sheets, Slides).
  • Ability to create and edit complex documents, spreadsheets, and impactful presentations.
  • Experience in automating repetitive tasks using macros and advanced functions in these tools.

Servers

  • Configuration and administration of physical and virtual servers in Windows and Linux environments.
  • Deployment of services such as DNS, DHCP, FTP, HTTP/HTTPS, email (SMTP/IMAP), and databases (MySQL, PostgreSQL).
  • Proactive maintenance to ensure availability and security of critical network infrastructure services.

Automation

  • Development of scripts and automation of tasks using tools like Bash, PowerShell, Python, and Ansible.
  • Experience in setting up and deploying infrastructures on AWS cloud, including services like EC2, S3, RDS, and Lambda.
  • Implementation of microservices architectures using Docker containers and orchestration with Kubernetes to improve scalability and availability of distributed applications.

Work Experience

I have collaborated with these companies both directly and through third-party engagements. Please feel free to click on their logos for more information.

Electronic Arts
Softtek
Softtek
Comfandi
Arus
Sena
Alcaldia de Vijes
El tiempo
ASIC

Portfolio

Prometheus Logo

Monitoring Stack

A monitoring stack using Prometheus, Grafana, and Alertmanager for real-time observability and alerting. Metrics are collected, visualized in Grafana, and alerts are dispatched to Google Spaces via a custom Python dispatcher. The stack is scalable and designed for early incident detection in dynamic environments, enhancing system performance and resilience.

Hashicorp Terraform Logo

IaC with Terraform

A scalable WebSocket API infrastructure implemented with Terraform, leveraging AWS API Gateway and Lambda functions. Node.js manages connection, disconnection, and message processing, while IAM roles ensure secure access and CloudWatch logging for monitoring. This setup facilitates efficient real-time communication, enhancing user interaction in dynamic applications.

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