Skip to content
View samaelsimoes's full-sized avatar
🐧
🐧

Block or report samaelsimoes

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Content in all repositories owned by your account will be closed.
Maximum 250 characters. Please don’t include any personal information such as legal names or email addresses. This note will only be visible to you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
samaelsimoes/README.md

👋 Samael Pereira Simões

Senior Full-Stack Software Engineer | Software Architecture | Cloud & Distributed Systems

Java · Spring Boot · Angular · React · TypeScript · AWS · Microservices

Portfolio LinkedIn Repositories Email


About me

I'm a Senior Full-Stack Software Engineer with 10+ years of experience designing, building, integrating, modernizing, and maintaining enterprise software. My background includes mission-critical applications, legacy modernization, service-oriented architectures, web applications, and hybrid mobile solutions.

I have contributed to software projects across healthcare, manufacturing, finance, logistics, production, and inventory management. I enjoy translating complex business requirements into reliable, secure, maintainable systems.

  • 🎓 Degrees in Software Engineering and Systems Analysis and Development.
  • ☕ Back-end development using Java (8/11/17/21/25), Spring Boot, Spring Security, Hibernate, REST APIs, and .NET.
  • 🖥️ Front-end and mobile solutions using Angular, React, TypeScript, JavaScript, and Ionic.
  • ☁️ Experience with AWS, Docker, Terraform, GitHub Actions, and CI/CD.
  • 🔄 Distributed systems and messaging with Kafka and ActiveMQ, plus identity and access management with Keycloak.
  • 🗃️ Relational database design and optimization using PostgreSQL, Oracle, SQL Server, and MySQL.
  • 🧪 Automated testing, performance troubleshooting, clean code, SOLID principles, and long-term maintainability.
  • 🌎 Interested in software engineering collaborations and opportunities in Brazil and abroad.

What I work on

Engineering area Focus
Back-end engineering Business logic, secure APIs, integration patterns, and modernization
Front-end engineering Responsive SPAs, reusable components, client-side architecture, and API integration
Software architecture Microservices, modular architecture, reliability, and maintainable design
Data & persistence Data modeling, SQL performance, consistency, and transaction handling
Cloud & delivery AWS infrastructure, containers, IaC, pipelines, and deployments
Engineering quality Test automation, code reviews, incident investigation, and observability

How I approach software engineering

I favor clear trade-offs, pragmatic architecture, maintainable code, secure integrations, and measurable improvements. I believe strong software engineering is about solving the right problem and helping teams sustain their solutions over time.

🧰 Tech stack

Languages

Java TypeScript JavaScript C# SQL HTML5 CSS3

Back-end / Integration

Spring Boot Spring Security .NET Hibernate Kafka ActiveMQ Keycloak REST

Front-end / Mobile

Angular React Ionic Node.js Bootstrap

Databases

PostgreSQL Oracle SQL Server MySQL

Cloud, DevOps & Testing

AWS Docker Terraform Git GitHub Actions Maven JUnit Jest IntelliJ Eclipse


GitHub activity

Charts are generated daily from the GitHub API. Private and corporate contributions may not be fully represented.

GitHub contribution overview

Contribution calendar

Contribution calendar

Activity overview

Activity distribution across commits, pull requests, issues and code reviews

Monthly activity

Monthly contributions

Commit history

Commits by year

The activity chart shows each category's share of the four contribution types. It is inspired by GitHub's Activity Overview; its counts may differ from the native profile widget.

Explore full GitHub activity →


Public projects

Project Description Source
Customer Manager — Web Customer management web application Repository
Project Management — Android Android project management app Repository
QR Code Generator — Vue.js Web QR code generator Repository
Financial Control Financial management project Repository
Node.js + JSON Files JSON file operations with Node.js Repository

Explore all repositories →


Let's connect!

Portfolio · LinkedIn · Email · GitHub

Great software combines engineering, collaboration, and focus on the right problem.

Pinned Loading

  1. GerenciadorDeClientes-Web GerenciadorDeClientes-Web Public

    Sitema de gerenciamento de clientes web

    CSS 1 1

  2. Project-management-Android Project-management-Android Public

    Java 1 1

  3. QrCode-Generator-Vue.js QrCode-Generator-Vue.js Public

    HTML 1 1

  4. activity-nodejs-with-json-files activity-nodejs-with-json-files Public

    JavaScript 2

  5. Financial-control Financial-control Public

    Controle financeiro

    CSS 1