Alejandro Estrada

Hi, I’m Alejandro

Software Engineer

I enjoy building web applications that blend engaging user experiences on the front end with robust and scalable solutions on the back end.

Contact me View projects

About Me

Computer Engineering graduate and passionate software developer. My academic background provided a solid foundation in software engineering, databases, and modern web technologies, which I apply to build innovative and efficient applications.

I have hands-on experience delivering real-world projects, creating scalable, functional solutions tailored to client needs. This practical work has strengthened my technical skills and my ability to solve complex problems effectively.

I constantly seek opportunities to learn and explore new technologies, staying current with web development trends and industry best practices.

Full-Stack

Development

Real Projects

Experience

Problem

Solver

Technologies

Tech stack I’ve worked with

Languages

  • Python
  • Java
  • JavaScript
  • TypeScript
  • Go

Frontend

  • HTML
  • CSS
  • Astro JS
  • React
  • Solid JS
  • Tailwind
  • Hugo

Backend

  • Node.js
  • Express
  • NestJS
  • FastAPI
  • Strapi

Database

  • PostgreSQL
  • SQLite

Artificial Intelligence

  • Langchain
  • Ollama
  • ChromaDB

Tools

  • Git
  • GitHub
  • Visual Studio Code
  • Cursor
100%
Dedication
∞
Learning

Projects

Here are some of the projects I’ve worked on recently.

Yes Or No Today

Yes Or No Today

Decisions based on weather in your city. Get quick YES/NO answers like "Do I need an umbrella?" or "Is it a good beach day?" from your local forecast.

Astro TypeScript Tailwind Weather Maps
Papa.fun

Papa.fun

Quick games, tools, and playful challenges.

Astro TypeScript Leaderboards Cloudflare
Ioa.fun

Ioa.fun

Collection of command-line tools, terminal games, and interactive experiments

Astro TypeScript Solid JS Tailwind Cloudflare
I am bored

I am bored

Website with entertaining experiences to eliminate boredom.

Astro TypeScript Leaderboards Cloudflare
PerfectPoly

PerfectPoly

Engaging geometry game that challenges players to draw perfect polygons from memory

Astro TypeScript Solid JS Tailwind Leaderboards Cloudflare
Juego del Círculo

Juego del Círculo

A unique challenge of precision and skill that involves drawing perfect circles with your finger or mouse. Features leaderboards.

Astro TypeScript Solid JS Tailwind Leaderboards Cloudflare
Memojuegos

Memojuegos

A collection of games designed to train cognitive ability, visual memory, auditory memory, and concentration skills. Features leaderboards.

Astro TypeScript Solid JS Tailwind Leaderboards Cloudflare
Matejuegos

Matejuegos

A collection of math games designed to be fun and challenging. Features leaderboards.

Astro TypeScript Solid JS Tailwind Leaderboards Cloudflare
Juega 2048

Juega 2048

2048 game with multiple modes and leaderboards.

Astro TypeScript Tailwind Leaderboards Cloudflare
4096 Game

4096 Game

Addictive number puzzle game where you slide numbered tiles on a grid to combine them and create larger numbers

HTML CSS JavaScript
Forgotten Bills

Forgotten Bills

Track monthly and yearly subscription costs. Toggle services like Netflix, Spotify, Amazon Prime, and see your total expenses update instantly.

React TypeScript
Convertir tiempo

Convertir tiempo

Tool to convert time units, calculate differences, and handle time zones.

Astro JavaScript
University Library Chatbot API

University Library Chatbot API

Intelligent API for a university library that answers queries via chatbot using LLMs and embeddings.

AI LLMs Embeddings Python FastAPI LangChain ChromaDB Ollama PostgreSQL
Summary and text to speech

Summary and text to speech

API that summarizes text and converts it to audio using LLMs and LangGraph.

AI FastAPI Python LangChain LangGraph LLMs Groq
Rueda Loca

Rueda Loca

Interactive roulette for raffles and live dynamics.

React JavaScript

Contact

Interested in working together? Let’s connect.

Email

[email protected]

Send message

GitHub

@alejandroES10

View my GitHub

I’m always open to new opportunities and interesting collaborations. Feel free to reach out if you have a project in mind.