Skip to content
View leozinhoszg's full-sized avatar

Block or report leozinhoszg

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.

Maximum 250 characters. Please don’t include any personal information such as legal names or email addresses. Markdown is supported. 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
leozinhoszg/README.md

πŸ‘‹ Hi, I'm Leonardo Guimaraes

Leonardo Souza Banner

Full-Stack Developer | Industrial Systems | Process Optimization


🧠 About Me

I’m a Full-Stack Developer specialized in creating enterprise-grade systems for industrial and corporate environments.
Over the years, I’ve built end-to-end applications connecting logistics, production, quality assurance, and administrative sectors β€”
delivering secure, efficient, and data-driven solutions for PROMA Group LATAM.

  • πŸ’Ό Experience with industrial digital transformation and automation.
  • πŸ” Focused on security, scalability, and user experience.
  • 🧩 Strong background in backend APIs, database architecture, and process mapping.
  • πŸš€ Passionate about building solutions that bring real operational impact.

πŸ› οΈ Tech Stack

🧩 Languages & Frameworks

Python FastAPI NodeJS TypeScript JavaScript React NextJS Vite NestJS Vue HTML5 CSS3 Tailwind

πŸ’Ύ Databases

MySQL MariaDB PostgreSQL MongoDB Redis

βš™οΈ Tools & DevOps

Docker Nginx Git Vercel


πŸš€ Featured Projects

PROMA Logo PROMALOG

Sector: Logistics
Description:
Application designed to streamline the request process for components and materials.
Operators can request directly via computer, tablet, or smartphone β€” improving speed and traceability.

Technologies: NodeJS HTML5 CSS3 JavaScript MySQL


PROMA Logo PROMA QUALITUS

Sector: Quality Assurance β€” responsible for verifying the quality of components. Description:
Platform for registering and tracking non-conforming parts, analyzing impacts and causes for corrective action.

Technologies: Python FastAPI React Vite JavaScript TailwindCSS MySQL


PROMA Logo PROMA ALL-IN-ONE

Sectors: Product & Process Engineering, Logistics, and Quality Assurance Description:
Integrated platform for managing all components in the production process.
Includes a complete Bill of Materials and ERP integration with detailed records for machines, lines, suppliers, and packaging.

Technologies: Python FastAPI React Vite TypeScript TailwindCSS MySQL


PROMA Logo PROMA SPESE

Sector: Administrative / Financial
Description:
Corporate expense and travel management system with approval workflows, file uploads, dashboards, and hierarchical permissions.
Includes historical logs, secure payment module, and analytical reporting.

Technologies: Python FastAPI React NextJS TypeScript TailwindCSS MySQL Redis


PROMA Logo PROMA PSMX

Sectors: Safety & HR
Description:
Portal for managing third-party and contractor compliance.
Features document control, access authorization, validity alerts, and CPF-based gate control.

Technologies: Python FastAPI React NextJS TypeScript TailwindCSS MySQL


MoneyHub Logo MONEYHUB

Personal Project
Description:
Personal finance management platform inspired by Mobilis.
Allows users to track expenses, manage budgets, credit card payments, and financial planning.

Technologies: Python FastAPI React NextJS TypeScript TailwindCSS MySQL Redis

πŸ’‘ Independent SaaS project focused on personal financial control and analytics.

If you liked my work and want to support future improvements, please consider giving the project a ⭐ on GitHub β€” it really helps!

MoneyHub GitHub

--

🧩 How to Contribute

Contributions are always welcome!
You can:

  • πŸ› Report issues or suggest new features via the Issues page
  • πŸ’‘ Open pull requests to improve the codebase or documentation
  • ⭐ Star the repository to show your support

Your feedback and ideas help improve the project and keep it growing!


PROMA Logo PROMA SIGN

Sectors: All Company Sectors
Description:
Digital signature application similar to Docusign.
Features secure document signing, tracking, and management for efficient workflows.
Access: https://promasign.promagroup.com/

Technologies: NodeJS React Vite JavaScript TailwindCSS MongoDB

--

πŸ”’ Professional Focus

I focus on delivering secure, scalable, and maintainable enterprise systems with:

  • 🧩 Modular architecture and RESTful APIs
  • πŸ” JWT Authentication with HttpOnly cookies
  • ⚑ Optimized database queries and caching
  • 🎨 User-centered interfaces with React + Tailwind CSS
  • πŸ“Š Business analytics, dashboards, and ERP integration

🎨 Creative & Design Skills

In addition to building enterprise systems, I also have experience and knowledge in web design and multimedia production β€” combining technology and creativity to deliver complete, professional solutions.

I use Adobe tools for:

  • 🎬 Video creation and editing
  • πŸ–ΌοΈ Image editing and vectorization
  • πŸ’» Web design and interface composition

Adobe Illustrator Adobe Photoshop Adobe Premiere

🌐 Languages

Brazil Flag Portuguese – Native
USA Flag English – Intermediate / Technical Proficiency

πŸ“« Contact Me


⭐️ β€œCode with purpose, automate with intelligence, and always keep improving.”

Popular repositories Loading

  1. PromaSign PromaSign Public

    Forked from OpenSignLabs/OpenSign

    πŸ”₯ The free & Open Source DocuSign alternative

    JavaScript 1

  2. blingclock blingclock Public

    Forked from bitsetd4d/blingclock

    BlingClock - Visual Countdown Timer

    Java

  3. zerion zerion Public

    Python

  4. moneyhub moneyhub Public

    Aplicativo de Dispesas Financeiras

    TypeScript

  5. anime_ml anime_ml Public

    Machine Learning AnimeJS

    Python

  6. leozinhoszg leozinhoszg Public