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.

Alexandra Kissel

Founder

Founder at Rubber Ducky Labs

San Francisco, California, United States

FoundedRubber Ducky Labs · YC

Find your path to Alexandra

1,157 people in our graph share verified history with Alexandra — schools, employers, funds. One of them is your warm intro.

Sam LessinunlockedAlexandra: together at Facebook (2012)

×10Alexandra: together at Y Combinator

Alexandra: together at Sierra

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 emails· guessed from name + firm domain, not firm-published

a•••@rubberduckylabs.ioreveal90% confident
a•••@rubberduckylabs.ioreveal80% confident

Founder at Rubber Ducky Labs YC W23

Intro paths

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

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In turn, Alexandra can intro founders to Rubber Ducky Labs's investors below.

Rubber Ducky Labs's investors · 2

Bain Capital VenturesBoston · $1M – $100M checks Y CombinatorSan Francisco · $500K checks · since 2023

Co-founders at Rubber Ducky Labs

Georgia HongFounder

Experience

SierraSoftware Engineer2025San Francisco, California, United States
Rubber Ducky LabsFounder and CEO2022 — 2025San Francisco, California, United States
South Park CommonsMember2022San Francisco, California, United States
GantryFounding Product Manager2021San Francisco, California, United States
Citrine InformaticsAI Product Manager2020 — 2021Redwood City, CA
SigOptPlatform Lead2017 — 2019San Francisco Bay Area
SigOptFounding Software Engineer2015 — 2017San Francisco Bay Area
PolyvoreSoftware Engineer2014 — 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 ManagementFrenchPythonJavaScript

From 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.