Efficient text indexing tool built in C++ using Trie structures combined with AVL Trees. Supports prefix-based search, word frequency ranking, line tracking, and customizable stop word filtering fr…

Multiple responsive web design projects using html and css

A web application for managin tasks, with CRUD actions. Built with: React, JavaScript, CSS, HTML, Node, Express and MongoDB.

A web application for managing board meetings, featuring agenda creation, member notifications, and minute generation. Built with React, Node.js, and Firebase, using design patterns like Proxy, Tem…

A web application built with React for solving dynamic programming problems in Operations Research, featuring interactive interfaces for algorithms like Floyd's shortest paths, Knapsack, Optimal BS…

A compiler project implementing lexical, syntactic, and semantic analysis with code generation for a subset of C. Built with Java, JFlex, and CUP.

Android-native crowdfunding platform for project management, donations, and community interaction. Developed for TEC's Software Requirements course (IC5821) with roles, alerts, forums, and ratings

A crowdfunding platform for academic projects, allowing users to create, fund, and manage projects. Features include user registration, project creation, donations with digital wallets, and admin m…

Programs for programming languages course for practice programming paradigms.

Backend system for a travel-focused social network where users can share trip posts, create travel destination lists, and interact through comments, likes, and reactions. Built with PostgreSQL, Mon…

Data integration and analytics project combining Neo4j, Apache Spark, and PostgreSQL to explore customer transaction patterns from a Kaggle dataset.

Genetic algorithm that vectorizes black and white images into line drawings

Implementation of the N-Puzzle solver using Backtracking and A* algorithms in JavaScript. Includes an interactive dynamic board, visualization of the search process, and animation of the solution p…

Payroll and attendance management system for a rotating-shift factory, built with SQL Server and a web application for both administrators and employees. Supports payroll simulation, legal deductio…

This project implements a basic inventory management web application with user authentication, CRUD operations for items, dynamic filtering, and detailed activity logging. The system is built over …

Web-based proof of concept for connecting to a Microsoft SQL Server database using stored procedures. Allows viewing and inserting articles with input validation and dynamic UI updates.

This project implements the core logic of a priority-based queue management system for customer service environments like banks, hospitals, and public institutions. It supports configurable user ty…

Calendar computing system using x86 Assembly with GUI frontends in Turbo C and Java, based on the Doomsday algorithm.

Java-based logic puzzle game Futoshiki, featuring MVC architecture, multi-level gameplay, customizable grid sizes (5x5–9x9), real-time validation, and user-friendly GUI. Includes save/load support …

Java-based system to manage athletics competitions, athlete records, and performance tracking, including scout notifications and best-mark reports.

Java application for tracking athletic competition results, developed as part of the Object-Oriented Programming course at Tecnológico de Costa Rica. The system allows CRUD operations for disciplin…