David Alejandro — System Engineer

About me

Welcome to my portfolio. I am David Alejandro, a Full-Stack Developer and future Systems Engineer, passionate about creating innovative, high-quality software solutions.

I focus on engineering the digital backbone of companies through robust, scalable web architectures. My expertise spans from end-to-end development to complex ecosystems involving Microservices, REST APIs, and AI integration. More than just code, I apply leadership and strategic process management (BPMN) to ensure every solution is secure, efficient, and solves real-world challenges.

Languages & Frameworks

AI / Machine Learning

RAG / Embeddings

LLMs Integration

Vector DBs

MCPs

N8N

Backend

Python

Node.js

PHP

C++

CakePHP

REST APIs

Frontend & UI/UX

Next.js

React

TypeScript

Tailwind

Bootstrap

Figma

Data & DB Admin

PostgreSQL

MySQL

Firebase

Supabase

Directus

DevOps & Infra

Docker

Railway

Vercel

Git/GitHub

Postman

Game Dev & Management

Pygame

Tiled

BPMN

FlutterFlow

My Projects

Discover my latest work and featured projects.

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ULA Pulse

ULA Pulse is a cutting-edge institutional academic management platform developed for the University of Los Andes, designed to centralize and streamline the administration of degree

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🎮 LostKingdom

Memories of the Lost Kingdom is an immersive 2D action-adventure game where players explore a mysterious kingdom filled with challenges and enemies. The game features smooth animat

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MedicSys

MedicSys is the digital bridge between healthcare professionals and patients. This web platform centralizes clinical management, allowing for the intuitive and secure scheduling, a

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CodePonce

CodePonce is an innovative on-demand learning platform designed to revolutionize tech education. Its core feature is the ability to generate fully customized courses in real-time:

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MksService

MksService is a comprehensive solution designed to digitize and optimize the operational flow of modern butcher shops. More than just an inventory system, it's a financial and logi

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AIAssist

The Business Assistant is an All-in-One platform engineered to streamline corporate efficiency, built upon the Model Context Protocol (MCP) standard for advanced, contextualized AI

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chatAssist

The Business Chat is a cutting-edge conversational interface designed to automate and simplify HR inquiries and operational management. Developed with the power of Gemini and built

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IqOptionBot

The IQ Bot Trader is a Robotic Process Automation (RPA) solution engineered for algorithmic trading on the IQ Option platform. This bot handles the complete automation of the user

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EcoAsist

The AI Market Companion is a market intelligence platform built with Streamlit that consolidates crucial financial information for decision-making. It combines official macroeconom

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