Fundraising Fox
Jianna Liu

Jianna Liu

YC W26

Founder at Cardinal

Jianna Liu studied computer science at MIT and held software engineering roles at Meta, DoorDash, and Nvidia. She previously founded a YC S23-backed energy software company that was acquired by Johnson Controls.

Intro paths

YC

Jianna went through Y Combinator (Winter 2026) — any YC alum in your network can reach them through the YC community.

In turn, Jianna can intro founders to Cardinal's investors below.

Cardinal's investors · 2

Co-founders

Devi Jha· FounderDeviJianna