About
David Yang is CTO of Maingen, an AI company. He previously held roles at Scale AI, Amazon, and worked on earlier-stage projects including Idler and Reticular.
Founder at MaingenYC S26
Intro paths
YC
David went through Y Combinator (Summer 2026) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Harshita Arora, General Partner at Y Combinator — the partner who ran Maingen's batch and knows the company first-hand. YC profile ↗
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In turn, David can intro founders to Maingen's investors below.
Maingen's investors · 1
Co-founders at Maingen
PY
Phillip YanFounder
Experience
- Maingen (YC S26)Foundercurrent2026 — presentSan Francisco, CA
- Idler (YC S25)Founding Engineer2026San Francisco, CA
- University of PennsylvaniaTeaching Assistant2025Philadelphia, PA
- AmazonAI Engineer2025Bellevue, Washington, United States
- Reticular (YC F24)Machine Learning Engineer2024 — 2025San Francisco, CA
- University of PennsylvaniaUndergraduate Research Assistant2024Philadelphia, PA
- Nobias TherapeuticsMachine Learning Engineer2024Mountain View, CA
- Scale AIGenerative AI Intern2024
Frequently asked questions
- Who is David Yang?
- David Yang is CTO of Maingen, an AI company. He previously held roles at Scale AI, Amazon, and worked on earlier-stage projects including Idler and Reticular.
- Where does David Yang work?
- David Yang is Founder of Maingen.
- What companies did David Yang found?
- David Yang founded Maingen.
- Where did David Yang go to school?
- David Yang studied at University of Pennsylvania (Bachelor of Science, Computer Science); Princeton University (Dual Degree, Math); Princeton High School (High School Diploma).
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
Y Combinator mafia4,716
Also came through, then founded or led a company.
Ryan SheaEntrepreneurshipFounded StacksTarek MansourFounded KalshiSuhail DoshiEating beans & riceFounded Playground +1Subomi OluwalanaW22Founded ConvoyDarius "Bubs" MonsefS19Founded Sightbox +3Matthew ScholzFounded Oisin Biotechnologies +3
+ 4,709 more
University of Pennsylvania mafia201
Also came through, then founded or led a company.
Kunal BahlSystems EngineeringFounded SnapdealScott Wolf, MDBAFounded Cardiac Dimensions +3Ben LererBSFounded Thrillist +1Eric HeilBSEFounded Ladderbio +1Trevor PriceB.A.Founded Quilted Health +1Lyle BerkowitzBSEFounded Apollo Health +1
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+ 194 more
Princeton University mafia160
Also came through, then founded or led a company.
Ryan SheaBSEFounded StacksDario AmodeiPhDFounded AnthropicFei-Fei LiBachelor of Arts - BAFounded World LabsChristian SchadeBachelor of Arts - BAFounded Halda Therapeutics +2Emin Gun SirerB.S.E.Founded Avalanche +2Luke EvninBachelor’s DegreeFounded Mpmcapital +1
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Scale AI mafia47
Also came through, then founded or led a company.
Alexandr WangCo-founder & CEOFounded Scale AILucy GuoCo-founderFounded PassesWilliam HockeyBoard DirectorFounded PlaidJosephine LeeIntern - GenAIFounded Palette Labs +1Daniel LevineBoard MemberFounded ChartioArnav SahuInvestorFounded Wolfia
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+ 40 more
Same school
Also attended University of Pennsylvania1,082
Brian ActonCo-founder of WhatsApp; co-founder of Signal FoundationKunal BahlCo-founder of Snapdeal; co-founder of Titan CapitalDasha MaggioPartner at Felicis Ventures, writer on venture capital and founder psychologyNancy WangInvestor at Felicis VenturesLeah von SiemensPartner at Manta Ray VenturesEghosa OmoiguiFounder and Managing General Partner at EchoVC Partners
+ 1,076 more
Also attended Princeton University745
Fabrice GrindaCo-founder & Managing Partner at FJ LabsRyan SheaCo-founder of Blockstack (Stacks)Dario AmodeiCo-founder & CEO of AnthropicFei-Fei LiCo-founder & CEO of World Labs; Sequoia Professor of Computer Science at StanfordCat WuInvestor at Index VenturesKJ SidberryInvestor at GV (Google Ventures)
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+ 739 more
Also attended Princeton High School11
Emily PawlakVice President at Volition CapitalEsther DysonInvestor at Blue Tulip VenturesScott L. CorwinInvestor at BroadscaleDavid MendezManaging Partner at Good Growth CapitalHarry KiokoPrincipal at Canapi VenturesDan MatthiesManaging Partner, Catalyst Fund at Reaction
+ 5 more
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyArhaan A.Deeptech Fellow at Clear VenturesMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports Ventures
+ 1,994 more
Shared employers
Also worked at Idler (YC S25)3
Also worked at University of Pennsylvania150
Wesley BarrowPartner at Correlation VenturesDavid MagermanManaging Partner at Differential VenturesNuan ZhangInvestor at Episode1Vyas RamananVenture Partner at Third Rock VenturesLouis BernemanFounding Partner at Osage University PartnersBrian HalakManaging Partner at Medical Excellence Capital
+ 144 more
Also worked at Amazon740
Apoorva MehtaFounder of Instacart; founder of Cloud Health SystemsBinny BansalCo-founder of Flipkart; co-founder of PhonePe and OppDoorBrad PorterFounder & CEO of Collaborative RoboticsJane MooneyCo-founder & VP, Strategy and Finance at Collaborative RoboticsNick FrosstCo-founder of CohereDave MunichielloInvestor at GV (Google Ventures)
+ 734 more
