Credit Approval System 💳 is a Dockerized 🐳 Django REST API built to evaluate customer loan eligibility using a rule-based 📊 credit scoring algorithm. The system calculates credit scores based on loan history 📁, repayment behavior ✅, debt exposure 📉, and income levels 💰 to determine loan approval 🏦 and corrected interest rates 📈.

Desenvolvendo um sistema (já existente) de controle financeiro utilizando o framework Laravel 7.

A modular backend banking system implementing core banking features such as account management, transactions, authentication, rate limiting, and security best practices. Designed with clean architecture principles and built for learning scalable financial system design.

Enterprise-grade Loan Origination System with multithreaded processing, automated decision-making, agent-manager hierarchy, and mock notifications. Built with Spring Boot 3.5.5 & MySQL.

Score4.0 is the Core network of Nodes that runs the Steroid Core4.0 Blockchain. Only accessible within the network and only from Sc5 nodes. Originally deployed in PHP programming languge but also under development in python.

Spring Boot backend financial transaction processor with Kafka, REST APIs, and JPA persistence (JPMorgan Forage simulation)

Advanced Real Estate Financing System in Java applying OOP principles, Custom Exceptions, and Data Persistence.

Evaluate loan eligibility with a Dockerized Django REST API, using a rule-based system to calculate credit scores and determine approval status.

Sustainable Community Financial System

BankDBSQL is a structured banking database system built with MS SQL, designed to manage customer accounts, transactions, loans, and credit operations. It includes optimized SQL scripts, stored procedures, triggers, and transaction handling for data integrity and performance.

Monthly Financial Control System connected to a PostgreSQL Database / Sistema de controle financeiro com cálculo automático de taxas ou juros atrelado a uma base de dados

A production-ready Fintech API built with NestJS and TypeScript. Features include real-time PIX payments, idempotent transactions, ACID compliance, and digital wallet management.

Advanced Invoice Management System built with Next.js, React Query, NextAuth, and MUI. Includes multi-role dashboards, invoice master table, multi-step invoice creation, automatic status updates, file uploads, PDF export, QR codes, and full role-based access control. Designed with scalable ERP-ready architecture.

An agent-based model simulating the emergence of wealth inequality in a three-tier economic system with a central bank, local banks, and individuals using Mesa 3.3.0

Bank Management System in Python — Create accounts, deposit, withdraw, view transaction history, and save data persistently.