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MrHoss
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Working with something I like

Daniel Souza MrHoss

Working with something I like
Fullstack Developer

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MrHoss/README.md

Hi, I'm Daniel Souza

Backend Engineer from Brazil focused on designing scalable architectures and high-performance business systems.

I build robust backend platforms, model complex business domains, and deliver production-ready systems that support mission-critical operations.

Currently at CorpSystem, contributing to a production-grade ERP platform -- leading architectural improvements, optimizing complex database workflows, implementing new modules, and ensuring system reliability under growing demand.

Core Expertise

  • Scalable RESTful API design (Node.js / TypeScript, Python, Rust)
  • Backend architecture (Clean Architecture, SOLID, modular systems)
  • Complex domain modeling and business rule implementation
  • Relational database design and performance tuning
  • Query optimization and data integrity strategies
  • Production deployment and long-term maintainability

Core Stack

Languages

  • TypeScript (Node.js)
  • Python
  • Rust

Backend & Frameworks

  • Express.js
  • NestJS
  • Django
  • Flask
  • Sequelize
  • TypeORM
  • SQLAlchemy
  • Actix Web

Databases

  • PostgreSQL
  • MySQL
  • MariaDB
  • SQLite

DevOps & Tools

  • Docker
  • Git | GitHub | GitLab
  • Linux
  • CI/CD workflows
  • VS Code & PyCharm
  • Windows & Linux (Debian, Arch, and Fedora-based distributions)

Engineering Principles

  • Clarity over cleverness
  • Strong domain modeling
  • Performance with purpose
  • Systems built to scale sustainably

Contact & Links

GitHub Analytics

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