2x founder

Hansen Qian

CEO @ Lightski | Transform Document Workflows with AI Agents | Princeton, YC

Co-founder

2026Co-founder· Saga AI (YC W24)

Founder · since 2023

Company

Saga AI (YC W24)

Role

Co-Founder

current

Stage

—

no public source

Raised

—

no public source

Based

—

Founder / co-founder — the company's markEmployee / research role

Profile coverage5 of 7 · missing posts, contact

Lightski

Transform Document Workflows with AI Agents

Experience

Career

Lightski
Founder
Founder, CEO · San Francisco, CA · 2023 – Present
2023
Saga AI (YC W24)
Co-founder
Co-Founder · 2026 – Present
2026
Affinity.co
Engineering Manager · San Francisco, California, United States · 2019 – 2022
2019
Affinity.co
Senior Software Engineer · San Francisco, California, United States · 2018 – 2019
2018
Affinity.co
Full-Stack Software Engineer · San Francisco, California, United States · 2016 – 2018
2016
Spruce Health
iOS Engineer - KPCB Fellow · San Francisco Bay Area · 2015
2015
Facebook
Software Engineering Intern · Seattle, WA · 2014
2014
The Princeton Entrepreneurship Club
Co-director of HackPrinceton · Princeton, NJ · 2013 – 2014
2013
Facebook
Software Engineering Intern · Menlo Park, CA · 2013
2013
Stony Brook University
Research Intern · 2011
2011

Hansen is the the cofounder of Lightski. Previously, Hansen was a founding engineer and engineering manager at Affinity CRM.