Building a Multilingual Slide System Inside Astro with Reveal.js
How I built a two-type slide deck catalog inside my Astro website — discriminated unions, AEO twins, asset isolation, and live theme sync.
2/2 Slides as Code
Posts tagged "Portfolio"
Personal projects, software, robotics, and open source work.
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GoCarga: My First Startup Adventure and the Art of the Pitch
How building a cargo transport platform with university friends taught me the most valuable entrepreneurial skill: telling a story that makes people believe.
Building sebastianmartinezvanegas.com: The Website I Built for a Talented Colombian Poet
Astro and Svelte portfolio site for Sebastián Martínez Vanegas, Colombian poet and winner of the Emilio Prados International Poetry Prize.
Building sergioykathe.com: The Wedding Website I Built for Our Special Day
A fully static wedding invitation site built with Astro, Svelte, and GitHub Pages — unique codes, RSVP via Google Forms, zero backend.
Migrating Pereira Tech Talks: From Ghost to Astro
Migrating pereiratechtalks.org from Dockerized Ghost to static Astro on GitHub Pages — ten years of lessons packed into two weeks of code.
Building kathelopez.com: The Website I Built for My Wife
A simple static site for my wife, an ABA therapist and neuropsychologist: Bootstrap, GitHub Pages, zero backend, professional presence online.
Building the XergioAleX Brand: The Ninja Coder Identity
The story behind the XergioAleX ninja coder brand — from concept to execution. Logo symbolism, color palette, design variants, and a complete style guide.
2/9 Building XergioAleX.com
Building Virtual Reality for the Web: A-Frame, Mazes, and 360° Galleries
How I built WebVR with HTML and JavaScript: a VR maze, a 360° gallery, and 20+ demos proving browser VR doesn't need expensive hardware.
Yo Me Llamo Héctor Lavoe: Building a Personal Website for a Salsa Artist
Website for a Yo Me Llamo contestant as Héctor Lavoe: audio player, gallery, and a jPlayer Safari fix that took an afternoon over three pixels.
Building Rocka.co: The Story Behind a Tech Venture Builder Website
How we built Rocka.co—from statue metaphors and parallax to a CSS Design Awards Special Kudos—for the incubator where DailyBot was born.
Learning Webpack: The Exercises That Changed How I Build for the Web
Hands-on Webpack 4: loaders, preprocessors, code splitting, DLL optimization, React integration, and backend bundling—how practice demystified the bundler.
Declaring the Solution: Logic and Constraint Programming with Prolog and Mozart
Prolog and Mozart/Oz: logic puzzles, constraint solving, and four-coloring Colombia's map—university projects where you describe solutions, not steps.
Data Structures in Java: From Linked Lists to an Unbeatable Tic-Tac-Toe AI
Data structures in Java: stacks, queues, trees, graphs, Dijkstra, and an unbeatable Tic-Tac-Toe bot with Minimax—my university course end to end.
OOP in Action: Building a Sudoku Solver and Contact Agenda with Java Swing
OOP in Java Swing: Sudoku with the Observer pattern and backtracking, plus a file-backed contact agenda—two university projects where patterns met real code.
From Parentheses to Pointers: Learning C and Imperative Programming at University
Programming 2 brought C, pointers, memory management, and Allegro games—the semester I learned what the computer actually does under the hood.
My First Steps in Programming: DrScheme, Recursion, and a Function Plotter
Learning to code with DrScheme (now DrRacket): prefix notation, recursion, and a function plotter with derivatives in my first university course.
One Afternoon, One Chat App, One Framework That Changed How I Think
The story of building a fully functional real-time chat with Meteor.js in a single afternoon — to prove to a room full of developers that it could be done.
Music Library PHP: My First Website
The story behind my first web project — a university database course final that became my introduction to PHP, SQLite, and web development.