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itamarsb/README.md

👋 Hi, I'm Itamar de Sá Britto Júnior

Cloud Infrastructure | API Engineering | Observability | DevOps | SRE | Linux | AWS Certified

English | Português | Español

AWS Linux Terraform Docker Kubernetes NGINX Prometheus Grafana OpenTelemetry Loki Tempo Alertmanager Zabbix Stress-NG K6 Apache_JMeter Cypress Postman Python FastAPI GitHub Actions PostgreSQL OpenAPI JWT

English

Computer Engineering undergraduate in the final stage of graduation, bringing more than 20 years of professional experience in software development, requirements analysis, project management and operations within critical infrastructure environments in the Brazilian electric power sector.

Currently focused on Cloud Computing, Observability Engineering, DevOps and Site Reliability Engineering (SRE), building practical labs and portfolio projects involving monitoring, telemetry, infrastructure automation and system reliability.

My work emphasizes AWS, Linux, Prometheus, Grafana, OpenTelemetry, Terraform, Docker, Kubernetes, CI/CD, Infrastructure as Code and production-like environments.

I am particularly interested in designing observable, resilient and scalable systems using open-source technologies and modern cloud-native practices.

Certifications

  • AWS Certified Cloud Practitioner
  • Preparing for AWS Solutions Architect Associate
  • Preparing for AWS Developer Associate
  • Preparing for Linux Essentials

Main Areas of Interest

  • Cloud Infrastructure
  • Observability Engineering
  • Site Reliability Engineering (SRE)
  • DevOps & Platform Engineering
  • Linux Administration
  • Infrastructure Monitoring
  • Telemetry & Distributed Tracing
  • Infrastructure as Code (Terraform)
  • Open Source Technologies

Português

Graduando em Engenharia de Computação em fase final de formação, com mais de 20 anos de experiência profissional em desenvolvimento de software, análise de requisitos, gestão de projetos e operações em ambientes críticos do setor elétrico brasileiro.

Atualmente concentro minha evolução profissional nas áreas de Cloud Computing, Engenharia de Observabilidade, DevOps e Site Reliability Engineering (SRE), desenvolvendo laboratórios práticos e projetos de portfólio relacionados a monitoramento, telemetria, automação de infraestrutura e confiabilidade de sistemas.

Meu foco está na utilização de AWS, Linux, Prometheus, Grafana, OpenTelemetry, Terraform, Docker, Kubernetes, CI/CD e tecnologias Open Source para construção de ambientes observáveis, resilientes e escaláveis.

Certificações

  • AWS Certified Cloud Practitioner
  • Em preparação para AWS Solutions Architect Associate
  • Em preparação para AWS Developer Associate
  • Em preparação para Linux Essentials

Principais Áreas de Interesse

  • Infraestrutura Cloud
  • Engenharia de Observabilidade
  • Site Reliability Engineering (SRE)
  • DevOps & Platform Engineering
  • Administração Linux
  • Monitoramento de Infraestrutura
  • Telemetria e Distributed Tracing
  • Infrastructure as Code (Terraform)
  • Tecnologias Open Source

Español

Estudiante de Ingeniería en Computación en la etapa final de su formación, con más de 20 años de experiencia profesional en desarrollo de software, análisis de requisitos, gestión de proyectos y operaciones en infraestructuras críticas del sector eléctrico brasileño.

Actualmente enfocado en Cloud Computing, Ingeniería de Observabilidad, DevOps y Site Reliability Engineering (SRE), desarrollando laboratorios prácticos y proyectos relacionados con monitoreo, telemetría, automatización de infraestructura y confiabilidad de sistemas.

Trabajo principalmente con AWS, Linux, Prometheus, Grafana, OpenTelemetry, Terraform, Docker, Kubernetes, CI/CD y tecnologías Open Source.

Certificaciones

  • AWS Certified Cloud Practitioner
  • Preparación para AWS Solutions Architect Associate
  • Preparación para AWS Developer Associate
  • Preparación para Linux Essentials

Principales Áreas de Interés

  • Infraestructura Cloud
  • Ingeniería de Observabilidad
  • Site Reliability Engineering (SRE)
  • DevOps & Platform Engineering
  • Administración Linux
  • Monitoreo de Infraestructura
  • Telemetría y Distributed Tracing
  • Infrastructure as Code (Terraform)
  • Tecnologías Open Source

Featured Projects

Project Description
API Engineering Lab Production-oriented API Engineering using FastAPI, OpenAPI, Authentication, Testing, Observability and Performance Analysis
Observability Engineering Framework Open-source observability framework developed as part of my Computer Engineering Capstone Project
Production-Like AWS Observability Stack AWS-based cloud environment with observability, monitoring and telemetry
Zabbix Linux Network Server Monitoring Lab Infrastructure monitoring using Linux, Zabbix and networking concepts
AWS Cloud Engineering Lab Hands-on AWS learning repository covering cloud infrastructure and services

🛠️ Technology Stack

Cloud

  • AWS
  • CloudWatch
  • EC2
  • ECS
  • S3
  • RDS

Observability

  • Prometheus
  • Grafana
  • OpenTelemetry
  • Loki
  • Tempo
  • Alertmanager
  • Zabbix

Infrastructure

  • Linux
  • Docker
  • Kubernetes
  • NGINX

Automation

  • Terraform
  • GitHub Actions
  • CI/CD

Performance & Testing

  • K6
  • JMeter
  • Postman
  • Cypress

Development

  • Python
  • JavaScript
  • FastAPI
  • PostgreSQL

🎓 Current Academic Project

Open Source Observability Framework

Development of a practical framework for monitoring and observability using Open Source technologies.

Components:

  • FastAPI
  • OpenTelemetry
  • Prometheus
  • Grafana
  • Loki
  • Tempo
  • Alertmanager
  • K6
  • Linux Server
  • Stress-NG

Objectives:

  • Monitoring
  • Telemetry
  • Distributed Tracing
  • Reliability Analysis
  • Performance Testing
  • Incident Investigation

🌱 Current Learning Goals

  • Advanced AWS Architecture
  • Cloud Engineering
  • API Engineering
  • Kubernetes
  • Platform Engineering
  • Observability Engineering
  • Site Reliability Engineering
  • Infrastructure Automation
  • Linux Administration
  • Advanced Telemetry, Monitoring and Alerting
  • Performance Testing (K6)

🔬 Secondary Technical Interests

  • Embedded Systems
  • ESP32
  • STM32
  • PIC Microcontrollers
  • RFID
  • IoT
  • Telemetry Systems
  • RF Communications
  • Aviation Electronics

Current Learning Roadmap

  • Linux Fundamentals
  • AWS Cloud Practitioner
  • Monitoring with Zabbix
  • Observability Fundamentals
  • OpenTelemetry Basics
  • FastAPI Fundamentals
  • Distributed Tracing
  • Kubernetes Observability
  • Service Mesh
  • GitOps
  • Platform Engineering

Core Areas

Cloud Engineering

AWS • Linux • Networking • Infrastructure

API Engineering

FastAPI • REST APIs • OpenAPI • Authentication • Testing

Observability

OpenTelemetry • Prometheus • Grafana • Loki • Tempo

Reliability Engineering

SLI • SLO • Alerting • Incident Analysis • Performance Testing

📫 Connect With Me

LinkedIn:

www.linkedin.com/in/itamar-de-sa-britto-jr

GitHub:

https://github.com/itamarsb

Pinned Loading

  1. production-like-aws-observability-stack production-like-aws-observability-stack Public

    Production-like AWS deployment using Docker, ECS, RDS, Terraform, GitHub Actions and an observability stack with Prometheus, Grafana, Loki and OpenTelemetry.

  2. itamarsb itamarsb Public

    Cloud Infrastructure | Observability Engineering | AWS | DevOps | SRE | NOC

  3. zabbix-linux-network-server-monitoring-lab zabbix-linux-network-server-monitoring-lab Public

    Laboratório prático de monitoramento de redes, servidores Linux, SNMP, Zabbix, Grafana, alertas e acesso remoto seguro.

  4. Observability-Engineering-Framework Observability-Engineering-Framework Public

    Final Project for the Undergraduate Degree in Computer Engineering, developing an Observability Engineering Framework using only open-source software and low-cost hardware.

  5. aws-cloud-engineering-lab aws-cloud-engineering-lab Public

    A place where we will document, test, measure costs, improve the architecture, and automate a cloud environment on Amazon Web Services - AWS.

    1

  6. api-engineering-lab api-engineering-lab Public

    Production-oriented API Engineering Lab using FastAPI, OpenAPI, JWT Authentication, Testing, Observability, Performance Testing and Integration Patterns.