financial-system

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 📈.

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.

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

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.

Simple banking system simulator built with Python that allows users to create accounts, deposit and withdraw money, and calculate investment income through an interactive command-line interface.

💰 Financial management backend API developed with Spring Boot, focusing on transaction handling, business rules, data persistence and layered architecture, demonstrating best practices in backend development.

ERP de Gestão de Vendas robusto com Laravel 12, Vue 3, Inertia.js e TypeScript. Arquitetura transacional com autoridade de preço no servidor, controle de estoque com lock pessimista, API REST v1 (Sanctum) e pipeline de CI/CD automatizado.

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

A simple Banking Application developed using Java/Android (or Java OOP-based console/GUI depending on implementation). It allows users to manage basic banking operations such as account creation, deposit, withdrawal, balance checking, and transaction handling in a simple and user-friendly way.

Sistema bancário desenvolvido em Java com foco em Programação Orientada a Objetos (POO). O projeto implementa funcionalidades como: * Criação de contas * Depósitos, saques e transferências * Controle de investimentos * Histórico de transações Conceitos aplicados: * Herança * Encapsulamento * Polimorfismo * Abstração

Minor exploratory analysis and working notes on Tuvalu's economic infrastructure and liveaboard eco-tourism feasibility.

Sistema completo de gestão para assistência técnica, desenvolvido para otimizar ordens de serviço, estoque, financeiro, clientes e usuários, com dashboard inteligente, segurança avançada e integração com WhatsApp.

An integrated banking information system designed to support learning and simulation of conventional banking operations. Built for students and banking laboratories, it provides an interactive and flexible platform to enhance practical understanding of banking processes.

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.

Secure ATM Simulation System developed in C++ implementing account authentication, balance inquiry, deposits, withdrawals and transaction handling using OOP concepts.

A core ledger module for Semitexa that provides reliable tracking of transactions, balances, and financial flows with a focus on consistency, auditability, and extensibility.

Sustainable Community Financial System

Sole-developed web-based thesis fee management system for tracking student payments, balances, and financial records. Built with PHP and MySQL.

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