Alejandro

Projects

A selection of projects I've built — from AI applications and web platforms to hardware design and machine learning systems.

AI Chess Engine

Interactive web application where users can play chess against an AI opponent. Features a sophisticated minimax algorithm with alpha-beta pruning, quiescence search for tactical positions, and bitboard optimization for 5-25x performance improvement over matrix-based representation.

Next.jsFastAPIPythonTypeScriptML

Founder at boleiro.app

AI-powered English speaking coach with a multi-agent system of conversational AI agents. Founded at February 2026. Web application which clones English teachers and allows students to practice their English skills between classes.

Next.jsFastAPISTTTTSLLMSQL - Supabase

Freelance Web Designer

Spent 2 years as a self-employed web designer and developer, building custom websites for small businesses and startups. Successfully delivered 20+ projects with 30%+ traffic growth for each client.

HTMLCSSJavaScriptReactNext.jsTailwind CSS
Charter Lobo de Mar71superbude· selected from 20+ projects

Tectum - Automation of Solar Panel Installation Design

AI-powered solar design and offer generation platform for German installers. Features 3D roof planning with panel placement, AI-generated financial offers, and branded PDF reports.

1st place at TechEurope Berlin Hackaton by Reonic

ReactFastAPIHackatonThree.jsTailwind

Health Journey - Patient Health Management Platform

Comprehensive web application supporting individual health journeys for both recovery and preventive care. Features patient data management, progress tracking, and health insights with PostgreSQL backend.

1st place at AI Cheftreff Hackaton by BCG Platinion

Next.jsFastAPITypeScriptPythonPostgreSQL

Bank Fraud Detection

Machine learning system for identifying fraudulent bank transactions. Includes data preprocessing, model training, and FastAPI backend for real-time fraud detection predictions.

PythonFastAPIscikit-learnpandasML

RISC-V Microprocessor

Educational 32I architecture microprocessor design. Complete digital design workflow from architectural specification through functional verification using SystemVerilog testbenches.

SystemVerilogHardware DesignFPGAAssembly

Calories Tracker

Android mobile application for calorie tracking and dietary management. Built with Java and Android SDK, featuring data persistence and user-friendly interface for health monitoring.

JavaAndroidMLSQLMobile