rfguri.
Product · Engineering · Design

Your partner in AI and web3.

I help companies build and ship consumer products people love.

Roger Fernandez Guri
Open to work
Roger Fernandez Guri
Product · Engineering · Design
Things I helped build
View all work
Pass

Head of Product · 2024

Web3 smart wallet with AI-powered DeFi actions.

Web3AI
Read case
Enso

Head of Product · 2022

Intent infrastructure processing $10B+ in volume.

Web3Infrastructure
Read case
Klarna

Product Lead · 2021

Banking-to-shopping transformation globally.

ConsumerFintech
Read case
Things I've built myself
All projects
Blacklist

SOLO BUILD · 2026 · ↗ LIVE

A GDPR-safe shared blacklist for restaurants.

A privacy-compliant platform letting venues protect themselves from repeat no-shows and abuse.

SaaSGDPRPrivacy
Trading bots

SOLO BUILD · 2025 · ETH · BTC · XAU

Algorithmic trading bots on Lighter.

Momentum scalping and fair-value-gap strategies with live data and tight risk management.

Algorithmic tradingPythonWeb3
Luce

SOLO BUILD · 2024 · ↗ LIVE

Generative-art NFTs, smart contract to canvas.

Algorithm, minting frontend, and Solidity contract, all designed and built from scratch.

NFTGenerative artSolidity
Advisory

I advise founders building at the edge of AI and web3.

See advisory work
Quadrivia AIAISophonWeb3Sensity AIAINudgeWeb3EARNMWeb3