Fundraising Fox

Qi Zhang

Founder

CoFounder & CTO at StarJar

United States

FoundedStarJar · YC

About

Qi Zhang previously worked at Amazon and founded a nonprofit organization; brings experience in both corporate and mission-driven work.

CoFounder & CTO at StarJarYC W24

Intro paths

YC

Qi went through Y Combinator (Winter 2024) — 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 StarJar's batch and knows the company first-hand. YC profile ↗

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In turn, Qi can intro founders to StarJar's investors below.

StarJar's investors · 1

Y CombinatorSan Francisco · $500K checks · since 2024

Co-founders at StarJar

RZRuming Zhen
Ruming ZhenFounder

Experience

  1. BotaCo-Founder & CTOcurrent2026 — present
  2. Stealth StartupBuilder2025 — 2026Seattle, Washington, United States
  3. PLAUD.AIEngineering, Partner, Plaud for Business2025Seattle, Washington, United States
  4. StarJar (Acquired)Co-Founder & CTO2023 — 2025Seattle, Washington, United States
  5. AmazonSenior Software Development Engineer2014 — 2023United States
  6. CoupangStaff Software Engineer2022
  7. ImprintEngineering Lead2022
  8. YuanYouFounder2017 — 2020

Skills & more

Languages Chinese · English

From Qi's professional profile.

Frequently asked questions

Who is Qi Zhang?
Qi Zhang previously worked at Amazon and founded a nonprofit organization; brings experience in both corporate and mission-driven work.
Where does Qi Zhang work?
Qi Zhang is CoFounder & CTO of StarJar.
What companies did Qi Zhang found?
Qi Zhang founded StarJar.
Where did Qi Zhang go to school?
Qi Zhang studied at Y Combinator; a16z speedrun; Beihang University (Master of Engineering - MEng, Computer Engineering).

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

Beihang University mafia6

Also came through, then founded or led a company.

Yulong LiuBachelor's degreeFounded GreenTallyDaiyi YangB.EFounded GreenTallyXiangkai ZengBachelor of EngineeringFounded Klavis AIZihao LinBachelor's degreeFounded Klavis AIMatthias WolfExchangeFounded Pairio

A16Z Speedrun mafia4

Also came through, then founded or led a company.

Kyrill HuxSR003Founded nunu.aiKoby Conrad(SR004) Tech & GamesFounded SunflowerHuman ThomasFounded Thomas

Coupang mafia4

Also came through, then founded or led a company.

Pedro FranceschiBoard MemberFounded BrexDavid FrankelSeed InvestorFounded Founder CollectiveAndrew LiuTech Lead / Staff Software Engineer IIFounded 1stCollab

Same school

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

Also attended a16z speedrun4

Emily TierneyTiny Comet at Roble VenturesKyrill HuxFounder at nunu.aiKoby ConradCEO & Founder at SunflowerHuman ThomasFounder at Thomas

Also attended Beihang University10

Lu WangInvestor at Foothill VenturesAnatoly KondiyakovInvestor at CVP NoLimitYing XuGeneral Partner at Vertex Ventures ChinaCasper DekInvestment Manager at NPM Capital N.V.Xena LiPrincipal at National Grid PartnersYulong LiuFounder at GreenTally

+ 4 more

Shared employers

Also worked at Bota1

Ruming ZhenFounder at StarJar

Also worked at Stealth Startup352

Andrew ChenGeneral Partner at Andreessen HorowitzGabriel PereyraCo-founder & President of HarveyErica VanInvestment Director at Intel CapitalHemamAdvisor at Clear VenturesArhaan A.Deeptech Fellow at Clear VenturesHamish GarnettAssociate at Manta Ray Ventures

+ 346 more

Also worked at StarJar (Acquired)1

Ruming ZhenFounder at StarJar

Also worked at Amazon645

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)

+ 639 more