# Samuel Rizzon

> Product Engineer with 10 years of experience. Building products people use.

## Who is Samuel Rizzon?

Samuel Rizzon is a Product Engineer based in Brazil with 10 years of experience building consumer web products. He works remotely as a Product Engineer at Delphi (San Francisco), building the web product for AI-powered Digital Minds, and builds products independently. He is a power user of Claude Code, having built 10+ projects with it.

## Contact

- Email: hello@samuelrizzon.dev
- GitHub: https://github.com/srizzon
- LinkedIn: https://linkedin.com/in/samuelrizzon
- X/Twitter: https://x.com/samuelrizzondev
- YouTube: https://youtube.com/@samuelrizzondev
- Instagram: https://instagram.com/samuelrizzondev
- Website: https://samuelrizzon.dev

## Projects

### Git City (https://thegitcity.com)
3D pixel art city in the browser where every building is a real GitHub developer. Solo-built, zero marketing. 85K+ developers mapped as buildings, 100K+ visitors and 350K+ pageviews in 18 days. Game mechanics, multiplayer arcade, 3D ad platform (134 ads sold).
Tech: Next.js, Three.js, TypeScript, Supabase, React Three Fiber, Stripe

### Reply-OS (https://reply-os.com)
AI SaaS for X/Twitter engagement. Built in one week. $1K MRR in one month.
Tech: Next.js, AI/LLM, Stripe, TypeScript

### ZardUI (https://zardui.com)
Open-source Angular component library. 939 GitHub stars, 30+ components. The shadcn/ui for Angular.
Tech: Angular, TypeScript, Tailwind CSS

### Chrome Extension (2020-2021)
150K+ active users. Sold for $2,000 USD.

## Experience

- Delphi - Product Engineer (Jun 2026 - Present) - Remote, San Francisco - Building the web product for AI-powered Digital Minds
- Blackthorn.io - Full-Stack Developer (Jan 2023 - Jun 2026) - Remote, New York
- CI&T - Senior Frontend Developer (Apr 2022 - Jan 2023) - Ford F-150 launch
- TOTVS - Fullstack Developer (Dec 2016 - Mar 2022) - Electronic Signature product

## Skills

React, Next.js, Angular, TypeScript, Three.js, Tailwind CSS, Node.js, Supabase, PostgreSQL, Figma, Claude Code, Stripe

## Publication

"Monitoring the Efficiency of Brazilian University Education through Mobile Applications" - Oxford, 2020

## Course

### Claude do Zero ao Deploy (https://samuelrizzon.dev/curso)
Pre-sale course teaching Claude Code from setup to deploying a real product. Covers the Claude ecosystem, Samuel's personal workflow, and building a project from scratch with Next.js, Supabase, and Vercel.
Price: R$97 (pre-sale), R$297+ at launch.
Checkout: https://pay.kiwify.com.br/vmuHO81

## Full Documentation

- Full content: https://samuelrizzon.dev/llms-full.txt
- AI index: https://samuelrizzon.dev/ai-index.json
- Sitemap: https://samuelrizzon.dev/sitemap.xml