Founder · AI product leader · builder

Building AI that understands people—and gives them time back.

I’m Reynold Wu, founder of UserApproved.ai and former product lead for Gemini-powered Gmail. I write about human simulation, AI agents, product building, and entrepreneurship.

Previously Google and Rokid · M.S. Electrical Engineering, NYU

Latest Writing

No published writing yet.

A builder’s journey

From engineering foundations to AI products at global scale—and now to building a company around better understanding people.

1

UserApproved.ai

Building multi-agent user simulation and autonomous conversion optimization for ecommerce teams.

2

Google

Led product work on Gemini-powered Gmail and generative AI experiences at global scale.

3

Rokid

Led U.S. product, marketing and business operations across AI assistants and AR smart glasses.

4

Engineer to founder

Started in hardware and systems, earned an M.S. in Electrical Engineering from NYU, and moved through software, product leadership and entrepreneurship.

A question behind the work

Technology should give people back their presence.

The best tools do more than make us productive. They reduce friction, return attention and help us show up more fully, for customers, teams and the people we love.

Let’s exchange ideas about technology that helps people live better.

© 2026 Reynold Wu. All rights reserved.

Created by Rosyid Qoim

Let’s exchange ideas about technology that helps people live better.

© 2026 Reynold Wu. All rights reserved.

Created by Rosyid Qoim

Let’s exchange ideas about technology that helps people live better.

© 2026 Reynold Wu. All rights reserved.

Created by Rosyid Qoim