ESLint Projects.

Built one calm violet theme system for VS Code-compatible editors, Chrome, six terminal formats, Starship, Shiki, websites, and reusable design tokens.

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

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

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.

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

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

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

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

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

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.