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MatheusCastro99/README.md

> whoami

public class Matheus : Developer
{
    public string   Location   => "Fort Bragg, NC";
    public string   Training   => "Microsoft Software & Systems Academy (MSSA) · Cloud Application Development";
    public string   Background => "US Army ADA Systems Operator, transitioning · Active TS/SCI";
    public string[] Focus      => ["C# / .NET", "Azure", ".NET MAUI", "MERN", "Agentic development"];
    public string   Approach   => "The agent recommends with trade-offs. I decide.";

    public string Status() => "Open to software engineering opportunities.";
}

> ls ./skills

C# .NET .NET MAUI Azure SQLite
JavaScript React Node.js Express MongoDB Tailwind CSS
Git GitHub Actions Claude Code


> cat ./featured_projects

Project What it does Stack
🧭 HarnessConfigAndWorkflow A customizable harness configuration and workflow for engineers who want a structured, organized approach to their Agentic Development: context engineering, documentation backing, red-team and historian subagents, skills, and a staged issue workflow, with copy-ready templates. Markdown Mermaid Claude Code GitHub Actions
🍼 BabyBuddyHelper Cross-platform parenting companion: tasks, appointments, baby profiles, a vaccine tracker and calendar views, with Cub, an animated companion C# .NET MAUI EF Core SQLite xUnit
🧾 InvoiceMe Customer and invoice management for small businesses, from customer records to invoice PDFs MongoDB Express React Node.js Tailwind

> cat ./how_i_build.md

Every issue moves through the same stages, with my approval at the gates that matter. The agent gathers, recommends and implements. An independent red-team subagent tries to break the change, clean-up manages after merging procedures like memory management, local branches, issues checking, etc.

flowchart TB
    subgraph build ["Build"]
        direction LR
        A["Scope"] --> B["Plan"] --> C["Build"] --> D["Test"]
    end
    subgraph ship ["Review and ship"]
        direction LR
        E["PR + CI"] --> F["Red-team"] --> G["Review"] --> H["Merge"] --> I["Clean-up"]
    end
    build --> ship
Loading

A Full Harness Configuration example, for study purposes: HarnessEngineering101


> git stats --all

GitHub streak

> ./connect.sh

GitHub LinkedIn

while (learning)
{
    Gather();
    Decide();
    Build();
    Review();
    Ship();
}
footer

Pinned Loading

  1. BabyBuddyHelper BabyBuddyHelper Public

    BabyBuddyHelper is a cross-platform mobile/desktop app built with .NET MAUI that helps parents organize and track daily baby care activities. Manage tasks with priority levels, mark progress, and s…

    C# 2 1

  2. InvoiceMe InvoiceMe Public

    Application is intended to be a facilitator for company owners, allowing them to rapidly and conveniently create and keep track of their customers and invoices. CRUD application using a MERN stack …

    JavaScript

  3. MSSA-PCAD21-Assignments MSSA-PCAD21-Assignments Public

    Microsoft Systems and Software Academy - Cloud Application Development Projects

    C#

  4. HarnessEngineering101 HarnessEngineering101 Public

    How I approach agentic assisted development: study material for harness configuration and development workflow, with examples from two real projects.

    3

  5. StudentRegistry StudentRegistry Public

    A .NET 10 Windows Forms application for managing student records. Features secure teacher authentication, student CRUD operations, GPA tracking, and automated award recognition for top performers.

    C#

  6. Software_Engineering-Second_Brain-Obsidian Software_Engineering-Second_Brain-Obsidian Public

    Useful notes and references on most major Software Engineering topics