Projects
13
Projects in the portfolio where JavaScript shaped the architecture or delivery.
Active
May 2026 – Present
Santi020k Chrome Theme
Creator
Designed, packaged, and published a Chrome Web Store theme that brings the Santi020k VS Code palette into browser chrome with token-mapped surfaces and zero permissions.
Chrome Extension Chrome Web Store Manifest V3 JavaScript CSS
+11
Active
Apr 2026 – Present
Santi020k Theme
Creator
Designed and shipped a VS Code theme extension with matched dark and light variants, marketplace publishing, registry automation, and a focused documentation site.
Visual Studio Code VS Code Extension Theme Design JavaScript Node.js
+10
Completed
Jan 2025 – Jul 2025
X Games
Senior Full Stack Engineer
Built and scaled the official X Games digital platform — a high-traffic sports media site serving millions of fans — with real-time live streaming, geo-based access control, and a programmatic ad infrastructure powered by Google Ad Manager.
Next.js React.js JavaScript SCSS Sanity CMS
+18
Active
Mar 2024 – Present
@santi020k/eslint-config-basic
Creator
Built a DX-first ESLint toolkit for JavaScript and TypeScript teams that want stronger defaults, less setup friction, and cleaner reviews.
React.js Next.js TypeScript Node.js Astro
+15
Completed
Feb 2023 – May 2025
Void.GG
Technical Lead
Led architecture and delivery for a fast-moving esports platform across web, mobile, and backend systems, improving performance, release speed, and team velocity.
React.js Next.js TypeScript React Native NestJS
+52
Completed
Jan 2023 – Mar 2024
@santi020k/eslint-config-santi020k
Creator
Turned internal linting conventions into a reusable package that standardized React and TypeScript projects and paved the way for @santi020k/eslint-config-basic.
React.js Next.js TypeScript Expo Astro
+8
Completed
Jul 2021 – Feb 2023
Optic Power
Senior Full Stack Engineer
Shipped across gaming, SaaS, and martech products in parallel, improving API performance by 40% while supporting launches for Team Liquid, NurtureBoss, and Stardust.gg.
React.js Next.js TypeScript Node.js Redux
+50
Completed
Jan 2020 – Jul 2021
PADS
Technical Lead
Led the web, back-office, and mobile experience for a luxury real estate platform, growing monthly active users by 50% and improving broker workflows.
React.js Next.js TypeScript React Native Redux
+35
Completed
Jan 2019 – Jun 2019
TEDx Medellin
Technology Coordinator
Volunteered as Technology Coordinator for TEDx Medellin 2019, launching the WordPress event site and supporting a sold-out edition with Justbit-led UI and visual work.
WordPress PHP JavaScript Semantic HTML & CSS UI Design
+4
Completed
Dec 2018 – Jan 2020
Datagran
Front-End Lead
Led the front-end modernization of an AI martech platform, cutting bugs by 30% while moving the product from jQuery to a scalable React and TypeScript architecture.
React.js TypeScript Redux Redux Sagas D3.js
+24
Completed
Apr 2017 – Dec 2018
Justbit.site
CTO & Co-Founder
Co-founded a boutique software studio that shipped 10+ client launches in its first year and helped selected clients grow organic traffic by up to 70%.
React.js TypeScript Node.js WordPress PHP
+16
Active
Jan 2017 – Present
ReactJS Colombia
Co-Organizer
Co-organize one of Medellin's most active React communities, sustaining free meetups and workshops that drew 100+ participants at peak sessions.
React.js JavaScript TypeScript React Native Community Building
+8
Completed
Jan 2014 – Apr 2017
Nebular Technologies
Full Stack Developer
Shipped client web, Android, and commerce products across Rails, AngularJS, Java, and WordPress, building the release discipline and full-stack range I still rely on today as a senior engineer.
Ruby Ruby on Rails RSpec AngularJS Java
+17