Fundraising Fox

Jianna Liu

Founder

Founder at Cardinal

San Francisco Bay Area

FoundedCardinal · YC

About

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.

LinkedIn ↗

Founder at CardinalYC W26

Intro paths

YC

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

GP

Their group partner at YC was Gustaf Alstromer — the partner who ran Cardinal's batch and knows the company first-hand. YC profile ↗

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

Cardinal's investors · 3

AudaciousMPG FundY Combinator

Co-founders at Cardinal

DJDevi Jha
Devi JhaFounder

Experience

  1. CardinalCo-Foundercurrent2025 — present
  2. LeafpressCo-Founder2023 — 2025
  3. MIT School of Architecture and PlanningResearcher2023Cambridge, Massachusetts, United States
  4. DoorDashSoftware Engineer2022San Francisco, California, United States
  5. MIT Climate & Sustainability Consortium (MCSC)Researcher2022Cambridge, Massachusetts, United States
  6. NVIDIADeep Learning Researcher2021Santa Clara, California, United States
  7. FacebookSoftware Engineer2021Menlo Park, California, United States
  8. MIT Brain and Cognitive SciencesMachine Learning Researcher2020Cambridge, Massachusetts
  9. Skale Education Inc.Software Engineer2020

Education

  1. Massachusetts Institute of TechnologyBachelor of Engineering - BE, Computer Science
  2. University of OxfordVisiting Student, Music and Computer Science
  3. Y Combinator

Skills & more

Python7React.js4Javascript4Java1HTML1Typescript1

Languages Chinese

From Jianna's professional profile.

Same school

Also attended Massachusetts Institute of Technology995

Fred WilsonCo-founder & Partner at Union Square VenturesAileen LeeFounder & Managing Partner of Cowboy VenturesHemant TanejaCEO & Managing Director of General CatalystBrad FeldCo-founder of Foundry and TechstarsMatt HuangCo-founder and Managing Partner at ParadigmDelian AsparouhovPartner at Founders Fund and co-founder of Varda

+ 989 more

Also attended University of Oxford768

Reid HoffmanCo-founder of LinkedIn; Partner at GreylockMichael MoritzFormer Partner at Sequoia Capital; Senior Adviser at Sequoia HeritageBrad GerstnerFounder & CEO of Altimeter CapitalDominic JacquessonInvestor at Index VenturesErin Price-WrightInvestor at Index VenturesJan HammerInvestor at Index Ventures

+ 762 more

Also attended Y Combinator1,476

Akshat GoenkaInvestor at Moonfire VenturesJon XuGeneral Partner at Y CombinatorTed ChaiAssociate at Scale Venture PartnersLeo LuInvestor at Foundation CapitalMaroof AhmedFounder at Octopus VenturesYusuf SherwaniCo-Founder and CEO at Pelago; a Londoner living in New York City

+ 1,470 more

Shared employers

Also worked at Cardinal2

Jianna LiuPartner at Dorm RoomDevi JhaFounder at Cardinal

Also worked at MIT School of Architecture and Planning2

Jianna LiuPartner at Dorm RoomTiffany ChuCEO & Cofounder at Remix

Also worked at DoorDash45

Alfred LinPartner at Sequoia CapitalAnnie KadavyVenture Partner at Redpoint VenturesRyan BatraInvestor at Khosla VenturesRahul MehtaCo-founder at DST GlobalPejman NozadFounding Managing Partner at Pear VCDing ZhouHead of Content Engineering at Snap, Inc. at SignalFire

+ 39 more

Also worked at NVIDIA60

Diana HuGeneral Partner at Y CombinatorIan ShannonFinance/Legal/IR at 8VCRay SchuderSr. Investment Director at Samsung Catalyst FundSandy YuanAdvisor, AV & Robotics at Verissimo VenturesAbhi DinkarAdvisor - Enterprise Technology at Augment VenturesJon BaradPartner, Investments at Capital One Ventures

+ 54 more