Guillermo Rauch - DeveloPassion

# Guillermo Rauch ![[50 Resources/51 Attachments/51.03 Public/2026-02-04 Guillermo Rauch.jpg|400]] Guillermo Rauch (born December 10, 1990) is an Argentine-American software engineer and entrepreneur. He is the founder and CEO of [[Vercel]], and the creator of several influential open-source projects including [[Next.js]], [[Socket.IO]], and Mongoose. ## Background Originally from Lanús, Buenos Aires, Argentina, Rauch spent his early teens advocating for and teaching people how to use Linux. He later developed a passion for JavaScript and web development, which shaped his career in open source. ## Career ### Open Source Contributions - **Socket.IO** (2010): Real-time, event-driven communication library for Node.js - **Mongoose**: MongoDB object modeling for Node.js - **Next.js** (2016): React framework for production applications, now maintained by Vercel ### Companies - **LearnBoost**: Early startup focused on education technology - **[[Vercel]]** (formerly ZEIT, 2015-present): Founder and CEO - Founded in 2015 as ZEIT - Rebranded to Vercel in April 2020 - Raised $250M at $3.25B valuation (May 2024) - ~550 employees (2025) ### Products at Vercel - **v0**: AI web development tool using natural language prompts (2023, won 2025 Webby Award) - **AI SDK**: SDK for building conversational streaming interfaces in JavaScript/TypeScript - **Fluid**: Web application infrastructure model (2025) - **[[Skills.sh]]**: Open agent skills ecosystem ## Philosophy Rauch owes much of his career to the Web and Open Source. His work focuses on improving developer experience and making web development more accessible. ## Quotes  ## Books  ## Related - [[Vercel]] - [[Skills.sh]] ## References - Personal Website: https://rauchg.com/ - X (Twitter): https://x.com/rauchg - GitHub: https://github.com/rauchg - Vercel: https://vercel.com/