Alexandra Kissel
FounderFounder at Rubber Ducky Labs
San Francisco, California, United States
FoundedRubber Ducky Labs Β· YC
About
Alexandra Kissel spent eight years working in machine learning tooling, including an early role as a software engineer at SigOpt, and prior experience developing recommender systems for fashion tech companies. She founded Rubber Ducky Labs to create development tools for machine learning work.
Likely emailsΒ· guessed from name + firm domain, not firm-published
- aβ’β’β’@rubberduckylabs.ioreveal90% confident
- aβ’β’β’@rubberduckylabs.ioreveal80% confident
Founder at Rubber Ducky LabsYC W23
Intro paths
YC
Alexandra went through Y Combinator (Winter 2023) β any YC alum in your network can reach them through the YC community.
β
In turn, Alexandra can intro founders to Rubber Ducky Labs's investors below.
Rubber Ducky Labs's investors Β· 2
Co-founders at Rubber Ducky Labs
GH
Georgia HongFounder
Experience
- SierraSoftware Engineer2025San Francisco, California, United States
- Rubber Ducky LabsFounder and CEO2022 β 2025San Francisco, California, United States
- South Park CommonsMember2022San Francisco, California, United States
- GantryFounding Product Manager2021San Francisco, California, United States
- Citrine InformaticsAI Product Manager2020 β 2021Redwood City, CA
- SigOptPlatform Lead2017 β 2019San Francisco Bay Area
- SigOptFounding Software Engineer2015 β 2017San Francisco Bay Area
- PolyvoreSoftware Engineer2014 β 2015Mountain View, CA
- Rent The RunwaySoftware Engineering Intern2013New York City Metropolitan Area
- FacebookSoftware Engineering Intern2012Menlo Park, CA
- DuolingoSoftware Engineering Intern2011Greater Pittsburgh Region
Skills & more
Recommender Systems7A/B Testing6AI4Software Engineering5Product ManagementMLOps4Machine Learning4Data Science1Algorithms8Bayesian OptimizationGrowth HackingComputer Science18
+12 more
Software DevelopmentDevOpsProgrammingFundraisingMaterials ScienceSalesSearchTeam LeadershipPeople ManagementFrenchPythonJavaScriptFrom Alexandra's professional profile.
Frequently asked questions
- Who is Alexandra Kissel?
- Alexandra Kissel spent eight years working in machine learning tooling, including an early role as a software engineer at SigOpt, and prior experience developing recommender systems for fashion tech companies. She founded Rubber Ducky Labs to create development tools for machine learning work.
- Where does Alexandra Kissel work?
- Alexandra Kissel is Founder of Rubber Ducky Labs.
- What companies did Alexandra Kissel found?
- Alexandra Kissel founded Rubber Ducky Labs.
- Where did Alexandra Kissel go to school?
- Alexandra Kissel studied at Carnegie Mellon University (Bachelor's Degree, Computer Science); Y Combinator.
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
Carnegie Mellon University mafia231
Also came through, then founded or led a company.
Kai-Fu LeeResearch Computer Scientist / Assistant ProfessorFounded 01Lucy GuoComputer ScienceFounded Passes +1Joshua XuMaster's degreeFounded HeyGenWilliam GuttmanDistinguished Service Professor of Economics & Special Advisor to ProvostFounded CurvePoint +3Dr. Manu KumarBSFounded K9 Ventures +2Rodney BrooksResearch ScientistFounded Rethink Robotics +2
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South Park Commons mafia37
Also came through, then founded or led a company.
Kanjun QiuMemberFounded Kanjun +2Samantha WhitmoreInvestorFounded Southparkcommons +1Sam OdioHusband, Father, and SPC MemberFounded Divvyshot +1Sheridan ClayborneMemberFounded Lendtable +1Atray DixitMemberFounded Oncko +1Chase AdamMemberFounded Watsi
+ 30 more
Southparkcommons mafia35
Also came through, then founded or led a company.
Kanjun QiuMemberFounded Kanjun +2Sam OdioHusband, Father, and SPC MemberFounded Divvyshot +1Atray DixitMemberFounded Oncko +1Chase AdamMemberFounded WatsiJosh AlbrechtMemberFounded SourceressAaron BatalionFounding MemberFounded Livingsocial
+ 28 more
Same school
Also attended Carnegie Mellon University410
Kai-Fu LeeChairman of Sinovation Ventures and CEO of 01.AILucy GuoCo-founder of Scale AI; founder & CEO of PassesJoshua XuCo-founder & CEO of HeyGenJavier SolteroSenior Venture Partner at Felicis VenturesAvi BharadwajInvestment Director at Intel CapitalOren EtzioniVenture Partner at Madrona Venture Group
+ 404 more
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports VenturesCollin WallaceGeneral Partner at Lobby Capital
+ 1,994 more
Shared employers
Also worked at South Park Commons62
Chase AdamPartner at Very Serious VenturesAndrew ParkerGeneral Partner at Spero VenturesKelsey FloresChief Financial Officer at Slipstream InvestorsJaclyn Rice NelsonCo-founder and part-time GP at Coalition OperatorsBala ChandrasekaranPartner at Alt CapitalRuchi SanghviPartner and Founding Member at South Park Commons
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+ 56 more
Also worked at Citrine Informatics21
Mark CuptaManaging Director at Prelude VenturesTyler SchintoSenior Director at Presidio VenturesVenkat ViswanathanAdvisor at AvilaScott BradyFounding Partner at Innovation EndeavorsJames HardimanGeneral Partner at DCVC (Data Collective)Arnaud de ScorbiacPartner at Isai
+ 15 more
