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    Santiago Molina

    Engineering Leader & Full-Stack Architect

    I'm Santiago Molina (@santi020k), an engineering leader and full-stack architect building resilient systems and scaling technical teams.

    hi@santi020k.com

    linkedin.com/in/santi020k

    github.com/santi020k

    Medellin, Colombia · Remote worldwide

    Experience

    Smith Commerce — Senior Front End Developer

    May 2025 – Present

    Rebuilt Marcone's storefront into a faster, more accessible headless experience, lifting Lighthouse from 35 to 98 while giving teams room to ship independently.

    Key Impact

    • Lighthouse score improved from 35 to 98
    • Time to Interactive dropped by 75%
    • 100% accessibility score on the rebuilt storefront
    Next.js React.js TypeScript Turborepo Tailwind CSS Radix UI Lucide React Storybook tailwindcss-animate TanStack Query Zustand Apollo Client +21 more

    X Games — Senior Full Stack Engineer

    Jan 2025 – Jul 2025

    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.

    Key Impact

    • 56+ pull requests merged across two codebases
    • Real-time geo-based live stream access across global audiences
    • Full Google Ad Manager programmatic infrastructure shipped from scratch
    Next.js React.js JavaScript SCSS Sanity CMS Sanity Studio Portable Text Firebase Google Ad Manager Google Tag Manager Embla Carousel Radix UI +11 more

    Void.GG — Technical Lead

    Feb 2023 – May 2025

    Led architecture and delivery for a fast-moving esports platform across web, mobile, and backend systems, improving performance, release speed, and team velocity.

    Key Impact

    • 35% better system performance
    • 60% faster deployments
    • 95%+ sprint velocity
    React.js Next.js TypeScript React Native NestJS Node.js Express.js Software Architecture System Design Redux JavaScript Redux Toolkit +45 more

    Optic Power — Senior Full Stack Engineer

    Jul 2021 – Feb 2023

    Shipped across gaming, SaaS, and martech products in parallel, improving API performance by 40% while supporting launches for Team Liquid, NurtureBoss, and Stardust.gg.

    Key Impact

    • 40% better API performance
    • Multiple client launches in parallel
    • Shipped product work for Team Liquid, NurtureBoss, and Stardust.gg
    React.js Next.js TypeScript Node.js Redux Redux Toolkit Redux Sagas MongoDB GraphQL PostgreSQL GCP AWS +43 more

    PADS — Technical Lead

    Jan 2020 – Jul 2021

    Led the web, back-office, and mobile experience for a luxury real estate platform, growing monthly active users by 50% and improving broker workflows.

    Key Impact

    • 50% growth in monthly active users
    • Connected web, broker, and mobile workflows
    • Search and map experiences that improved buyer discovery
    React.js Next.js TypeScript React Native Redux Redux Sagas Styled Components Socket.io Docker AWS Google Maps API Team Leadership +28 more

    Datagran — Front-End Lead

    Dec 2018 – Jan 2020

    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.

    Key Impact

    • 30% fewer bugs after the front-end migration
    • React and TypeScript architecture replacing legacy jQuery surfaces
    • Product work supporting brands such as Rappi, Subway, and Telefonica
    React.js TypeScript Redux Redux Sagas D3.js Styled Components JavaScript Semantic HTML & CSS SASS Git GitHub Scrum +17 more

    Justbit.site — CTO & Co-Founder

    Apr 2017 – Dec 2018

    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%.

    Key Impact

    • 10+ client launches in the first year
    • Up to 70% organic traffic growth for selected clients
    • Full-cycle delivery from sales conversations to launch
    React.js TypeScript Node.js WordPress PHP WooCommerce JavaScript PostgreSQL MySQL Semantic HTML & CSS SASS Git +9 more

    Nebular Technologies — Full Stack Developer

    Jan 2014 – Apr 2017

    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.

    Key Impact

    • Shipped across backend, frontend, mobile, and CMS work in one studio
    • Built the foundation for later tech lead and full-stack roles
    • Learned testing, reviews, and release discipline under real deadlines
    Ruby Ruby on Rails RSpec AngularJS Java Cordova PHP WordPress WooCommerce JavaScript Semantic HTML & CSS SASS +10 more

    Projects & Community

    Dep Beacon — Creator

    Jun 2026 – Present

    Built and published a VS Code extension that brings npm dependency status, update targets, pnpm workspace catalog context, and OSV security signals into package manifests.

    Key Impact

    • Published for VS Code users through Visual Studio Marketplace and Open VSX
    • Shows inline dependency status, diagnostics, CodeLens update actions, and package-manager commands
    • Understands package.json, pnpm workspace catalogs, overrides, package extensions, and OSV vulnerability signals
    VS Code Extension TypeScript Node.js Astro pnpm Monorepo CodeLens npm OSV.dev Open VSX Visual Studio Marketplace Vitest +6 more

    Santi020k Chrome Theme — Creator

    May 2026 – Present

    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.

    Key Impact

    • Published on the Chrome Web Store as Santi020k Theme
    • Zero permissions required — ships as declarative JSON with no attack surface
    • Every Chrome surface maps to a named VS Code token — no guesswork, no approximations
    Chrome Extension Chrome Web Store Manifest V3 JavaScript CSS HTML Node.js Vite pnpm GitHub Actions Open Source Theme Design +4 more

    Santi020k Theme — Creator

    Apr 2026 – Present

    Designed and shipped a VS Code theme extension with matched dark and light variants, marketplace publishing, registry automation, and a focused documentation site.

    Key Impact

    • Published across the VS Code Marketplace and Open VSX
    • Built dark and light variants from one coherent color language
    • Automated validation, packaging, and registry publishing
    Visual Studio Code VS Code Extension Theme Design JavaScript Node.js Vitest ESLint CI-CD GitHub Actions Open Source Developer Experience (DX) Developer Documentation +3 more

    Astro Doctor — Creator

    Jan 2026 – Present

    Built a deterministic Astro health-check toolkit with a CLI, ESLint plugin, editor extension, GitHub Action, docs site, and installable agent skills.

    Key Impact

    • Catches Astro-specific performance, accessibility, security, and best-practice issues
    • Reports health scores in local, editor, and CI workflows
    • Installs agent skills that teach coding assistants Astro standards
    Astro TypeScript Node.js ESLint VS Code Extension GitHub Actions Code Quality CI-CD Developer Experience (DX) Developer Documentation Open Source Accessibility +1 more

    @santi020k/eslint-config-basic — Creator

    Mar 2024 – Present

    Built a DX-first ESLint toolkit for JavaScript and TypeScript teams that want stronger defaults, less setup friction, and cleaner reviews.

    Key Impact

    • 229+ weekly npm downloads across personal, client, and shared codebases
    • Reduced repeated setup work for new projects and experiments
    • Encoded strong defaults across React, Next.js, Astro, and monorepos
    React.js Next.js TypeScript Node.js Astro Expo ESLint JavaScript Code Quality Monorepo CI-CD DevOps Automation +8 more

    @santi020k/eslint-config-santi020k — Creator

    Jan 2023 – Mar 2024

    Turned internal linting conventions into a reusable package that standardized React and TypeScript projects and paved the way for @santi020k/eslint-config-basic.

    Key Impact

    • Shared one reusable lint baseline across multiple React and TypeScript projects
    • Reduced repeated setup work for new apps and experiments
    • Created the foundation later rebuilt into eslint-config-basic
    React.js Next.js TypeScript Expo Astro ESLint JavaScript Code Quality NPM Open Source Tailwind CSS Vitest +1 more

    TEDx Medellin — Technology Coordinator

    Jan 2019 – Jun 2019

    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.

    Key Impact

    • Supported a sold-out 2019 TEDx Medellin edition
    • Launched the WordPress site for the 'Dialogo' event theme
    • Justbit featured among the participating brands after leading UI and visual delivery
    WordPress PHP JavaScript Semantic HTML & CSS UI Design Brand Design Marketing Collaboration Content Strategy Event Operations

    ReactJS Colombia — Co-Organizer

    Jan 2017 – Present

    Co-organize one of Medellin's most active React communities, sustaining free meetups and workshops that drew 100+ participants at peak sessions.

    Key Impact

    • Dozens of events since 2017
    • 100+ participants at peak sessions
    • Community talks, workshops, and mentorship across experience levels
    React.js JavaScript TypeScript React Native Community Building Public Speaking Workshops Mentorship Event Organization Open Source Team Leadership Accessibility +1 more

    Skills & Expertise

    Languages & Interests

    Spanish (Native), English (C1). Continuous learning, community building.

    Front-End

    React.js, Next.js, React Native, Astro, TypeScript, Tailwind CSS, Redux, TanStack Query, Radix UI.

    Back-End

    Node.js, Express.js, NestJS, REST, GraphQL, PostgreSQL, MongoDB, PHP, Ruby on Rails.

    DevOps & Architecture

    AWS, Docker, CI/CD, GitHub Actions, System Design, Microservices, Turborepo.