About Me

November 16, 2025   

Milleno Matos Ferreira

AWS Certified Solutions Architect | Site Reliability Engineer | DevOps Specialist

👨‍💻 Professional Summary

Technology professional with 10 years of experience in the market, specialized in Site Reliability Engineering (SRE), DevOps, and Cloud Solutions Architecture.

Currently working as System Engineer Senior at Pier Cloud, focusing on infrastructure as code, automation, and DevOps culture applied from the essence of projects. I have solid experience with AWS and GCP clouds, containerization, orchestration, and observability.

💼 Professional Experience

Pier Cloud

System Engineer Senior | January 2021 - Present

  • Development and maintenance of cloud infrastructure (AWS and GCP)
  • Implementation of DevOps practices and automation culture
  • Management of containerized environments with Docker and Kubernetes
  • Infrastructure as Code (IaC) with Terraform, Ansible, and CloudFormation
  • Monitoring and observability with Prometheus, Grafana, and Datadog

Rivendel + Mandic

System Engineer Pleno | November 2019 - January 2021
DevOps Squad - Natura

  • Working in agile squad model focused on DevOps
  • Multi-cloud infrastructure management (GCP, AWS, IBM Cloud)
  • CI/CD pipeline implementation
  • Process automation with Ansible and Terraform

System Engineer Jr III | November 2018 - November 2019
DevOps Squad - Carrefour

  • Support for production cloud environments
  • Monitoring with Zabbix, Prometheus, and TICK Stack
  • Script development in Shell and Python

System Engineer Jr I | April 2018 - November 2018
Squad - Internal Monitoring

  • Infrastructure and application monitoring
  • Troubleshooting and incident resolution
  • Technical documentation

Deloitte Touche Tohmatsu Limited

Junior Programmer | October 2017 - January 2018

  • Salesforce development (Apex)
  • Class and component mapping
  • Front-End development focus

Locaweb Internet Services S.A

Support Analyst II SaaS | June 2017 - September 2017

Support Analyst SaaS | October 2014 - May 2017

Support Analyst Hosting and Email | May 2014 - September 2014

  • Customer support for website hosting and email
  • Web server, email, and application troubleshooting
  • Incident and technical problem resolution
  • SaaS platform support

🎓 Academic Education

Technology Degree in Systems Analysis and Development
Universidade Nove de Julho (UNINOVE)
Graduation: December 2015

Technical Course in Internet Computing
ETEC Guaracy Silveira
Graduation: December 2012

📜 Certifications

AWS Certified Solutions Architect – Associate

Amazon Web Services (AWS)
Obtained: August 2022 | Valid until: August 2025
Credential: LLXPZWBKQM4EQJCR

AWS Certified Cloud Practitioner

Amazon Web Services (AWS)
Obtained: July 2020 | Expired: July 2023
Credential: Y4GW4G01N2EQ14CN

Simplifying Terraform

LINUXtips
Issued: October 2025
Credential: 04e4363b-ac9f-4a88-a21d-2b1bb467b0ba

LPI Linux Essentials Certification

Alura Online Courses
Completion: June 2017

🛠️ Technologies and Tools

Cloud Platforms

  • Amazon Web Services (AWS)
  • Google Cloud Platform (GCP)
  • IBM Cloud

Containerization and Orchestration

  • Docker
  • Kubernetes

Infrastructure as Code (IaC)

  • Terraform
  • Ansible
  • CloudFormation
  • Vagrant

Monitoring and Observability

  • Prometheus
  • Grafana
  • Datadog
  • Zabbix
  • TICK Stack (Telegraf, InfluxDB, Chronograf, Kapacitor)

CI/CD

  • Rundeck
  • Bitbucket Pipelines
  • GitHub Actions

Programming Languages

  • Shell Script
  • Python
  • Apex (Salesforce)

Agile Methodologies

  • Scrum
  • Kanban
  • Jira

🎯 Core Skills

  • Site Reliability Engineering (SRE)
  • DevOps Culture & Practices
  • Cloud Architecture Design
  • Infrastructure Automation
  • Container Orchestration
  • Monitoring & Observability
  • Incident Management
  • Agile Methodologies
  • Technical Troubleshooting
  • Team Collaboration

📫 Contact

Updated in November 2025