Fundraising Fox

Alec Xiang

Founder

Founder at Lifelike

San Francisco, California, United States

FoundedLifelike · YC

About

Alec Xiang has previously worked in engineering and infrastructure roles at Facebook, Snorkel AI, and Actively, with expertise in AI and systems. He is co-founder of Lifelike.

Founder at LifelikeYC S23

Intro paths

YC

Alec went through Y Combinator (Summer 2023) — any YC alum in your network can reach them through the YC community.

GP

Their group partner at YC was Jared Friedman, YC Group Partner — the partner who ran Lifelike's batch and knows the company first-hand. YC profile ↗

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In turn, Alec can intro founders to Lifelike's investors below.

Lifelike's investors · 2

Lifelike CapitalLas Vegas · since 2026Y CombinatorSan Francisco · $500K checks · since 2023

Co-founders at Lifelike

JYJonathan Yin
Jonathan YinFounder

Experience

  1. PerplexityMember of Technical Staffcurrent2025 — presentSan Francisco Bay Area
  2. Lifelike (YC S23)Co-Founder2023 — 2024
  3. ActivelyMachine Learning Engineer2022New York, New York, United States
  4. Snorkel AISoftware Engineer Intern2022Redwood City, California, United States
  5. Yale UniversityResearch Assistant, Interactive Machines Group2021 — 2022New Haven, Connecticut, United States
  6. FacebookSoftware Engineer Intern2021Menlo Park, California, United States
  7. Nectar Exchange LLCChief Technology Officer2019 — 2020Chappaqua, New York
  8. Weill Cornell MedicineResearcher2018 — 2020

Skills & more

Product DevelopmentSoftware DevelopmentArtificial Intelligence (AI)4Deep Learning3Machine Learning1Python (Programming Language)4English1Chinese

From Alec's professional profile.

Frequently asked questions

Who is Alec Xiang?
Alec Xiang has previously worked in engineering and infrastructure roles at Facebook, Snorkel AI, and Actively, with expertise in AI and systems. He is co-founder of Lifelike.
Where does Alec Xiang work?
Alec Xiang is Founder of Lifelike.
What companies did Alec Xiang found?
Alec Xiang founded Lifelike.
Where did Alec Xiang go to school?
Alec Xiang studied at Yale University (Bachelor of Science - BS, Computer Science); Horace Greely High School.

Founder mafias

Y Combinator mafia8,773

Also came through, then founded or led a company.

Sam AltmanPresidentFounded Tools for Humanity +3Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded Pursuit +1

+ 8,766 more

Yale University mafia190

Also came through, then founded or led a company.

Michael SeibelBAFounded SocialCamBen SilbermannB.A.Founded Audiobeta +2Justin KanPhysics and PhilosophyFounded Stash +6Kevin RyanBAFounded Business Insider +2Harry GrunerFounded Hilos +2Emmett ShearBSFounded Softmax +2

+ 183 more

Perplexity mafia13

Also came through, then founded or led a company.

Pieter AbbeelDirectorFounded Gradescope +1Taz PatelHead of Advertising and ShoppingFounded Captiv8Andy KonwinskiCo-founderFounded DatabricksVenugopal SathyanarayanaPerplexity AI Business FellowFounded CV SystemsRam ShanmugamInvestorFounded Sauce LabsRosie PhillipsComms OpsFounded Founders Forum

+ 6 more

Snorkel AI mafia4

Also came through, then founded or led a company.

Nnamdi IregbulemBoard ObserverFounded GitLabSam GormanSenior Software EngineerFounded RivetKanyes ThakerApplied Machine Learning Engineer IIFounded Hyper

Actively mafia3

Also came through, then founded or led a company.

Robert LopezAdvisorFounded AccessibeAnirudh RamprasadSoftware Engineer InternFounded Zeroframe

Same school

Also attended Yale University858

Ann Miura-KoCo-founding Partner at FloodgateDavid SzeAdvisory Partner at GreylockMichael SeibelPartner Emeritus at Y CombinatorBen SilbermannCo-founder of PinterestZheela QaiserInvestor at Index VenturesAnthony PhilippakisInvestor at GV (Google Ventures)

+ 852 more

Shared employers

Also worked at Perplexity44

Byron DeeterPartner at Bessemer Venture PartnersAravind SrinivasCo-founder & CEO of Perplexity AICack WilhelmInvestor at IVP (Institutional Venture Partners)Ash ShrivastavVenture Partner at Buckhill CapitalArmita HosseiniVenture Fellow at Leonis CapitalTaz PatelInvestor at Green Cow Venture Capital

+ 38 more

Also worked at Actively6

Morgan GerlakPartner at TCVAjay AgarwalPartner at Bain Capital VenturesAjay AgarwalPartner at Bain Capital VentureErnesto AnguillaHead of Communications & Public Affairs at Bain Capital VentureRobert LopezInvestor at GTMfundAnirudh RamprasadFounder at Zeroframe

Also worked at Snorkel AI16

Sarah GuoFounder & General Partner of ConvictionDave MunichielloInvestor at GV (Google Ventures)Saam MotamediInvestor at Greylock PartnersAndy HarrisonGeneral Partner, CEO at S32Jake SeidGeneral Partner at Ballistic VenturesJordan WindmuellerPartner at BA Capital

+ 10 more

Also worked at Yale University144

Ann Miura-KoCo-founding Partner at FloodgateStacey HeroInvestor at Third Rock VenturesVivek GopalanInvestment Team at 8VCSallie KimInvestor at 8VCAnjali JagannathVice President, Finance at Northpond VenturesPaul CoyerVenture Partner at IronGate Capital Advisors

+ 138 more