Fundraising Fox

Ulysse Mizrahi

Founder

Founder at Mindmesh

Tel Aviv-Yafo, Tel Aviv District, Israel

FoundedMindmesh · YC

About

Ulysse Mizrahi is a co-founder and CTO at Spot. Previously, he held senior engineering and product roles at Upflow (YC S2020), served as CTO at Fitle, worked as an R&D engineer at Dataiku, and led data science at Nextperf (acquired by Rakuten Marketing Europe). He holds a master's degree in mathematics and theoretical physics from the University of Cambridge and École Polytechnique.

Founder at MindmeshYC S21

Intro paths

YC

Ulysse went through Y Combinator (Summer 2021) — any YC alum in your network can reach them through the YC community.

→

In turn, Ulysse can intro founders to Mindmesh's investors below.

Mindmesh's investors · 1

Y CombinatorSan Francisco · $500K checks · since 2021

Co-founders at Mindmesh

RCRaffaele Colella
Raffaele ColellaFounder

Experience

  1. KinetixChief Science Officercurrent2025 — present
  2. MetaAI Research Scientist2024 — 2025
  3. Mindmesh (YC S21)Director, Board of Advisers2023 — 2024Tel Aviv-Yafo, Tel Aviv District, Israel
  4. Mindmesh (YC S21)Founder & CTO2020 — 2023Paris, Île-de-France, France
  5. FitleCTO2017 — 2018Greater Paris Metropolitan Region
  6. DataikuR&D Engineer2016 — 2017Paris
  7. Nextperf (now Rakuten Marketing)Head of Data Science2014 — 2016Paris
  8. Nextperf (now Rakuten Marketing)Data Scientist2013 — 2014

Skills & more

3D RenderingLarge Language Models (LLM)Software DevelopmentEngineering ManagementFundraisingUser Experience (UX)Product ManagementCloud InfrastructureInformation SecurityRecruitingData Science2Project Management
+12 moreMachine LearningStatistical ModelingBig DataProduct DevelopmentApache SparkGo (Programming Language)Applied MathematicsScikit-LearnPyTorchReact.jsPythonScala

Languages English · French · Italian · Spanish

From Ulysse's professional profile.

Frequently asked questions

Who is Ulysse Mizrahi?
Ulysse Mizrahi is a co-founder and CTO at Spot. Previously, he held senior engineering and product roles at Upflow (YC S2020), served as CTO at Fitle, worked as an R&D engineer at Dataiku, and led data science at Nextperf (acquired by Rakuten Marketing Europe). He holds a master's degree in mathematics and theoretical physics from the University of Cambridge and École Polytechnique.
Where does Ulysse Mizrahi work?
Ulysse Mizrahi is Founder of Mindmesh.
What companies did Ulysse Mizrahi found?
Ulysse Mizrahi founded Mindmesh.
Where did Ulysse Mizrahi go to school?
Ulysse Mizrahi studied at University of Cambridge (Master's degree, Mathematics); École Polytechnique (Master's degree, Mathematics).

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

University of Cambridge mafia256

Also came through, then founded or led a company.

Stewart ButterfieldMPhilFounded Flickr +1Demis HassabisBAFounded Google Deepmind +2Immad AkhundMaster of Arts (M.A.)Founded Clickpass +2Inaki BerenguerPhDFounded InfiniteWatch +2Harish AgarwalMaster of Philosophy - MPhilFounded Nori +2Nikola MrkšićDoctor of Philosophy (Ph.D.)Founded Poly +2

+ 249 more

École Polytechnique mafia70

Also came through, then founded or led a company.

Arthur MenschMaster of ScienceFounded Mistral AIThomas WolfFounded Hugging FaceRodolphe ArdantPhysicsFounded SpendeskMatt RouifB.SFounded Photoroom +3Anne OsdoitMaster of Science (MS)Founded Moon Surgical +2Jean Yves StephanIngénieur de l'Ecole Polytechnique (Master's degree)Founded Data Mechanics +1

+ 63 more

Dataiku mafia3

Also came through, then founded or led a company.

Andrey AvtomonovSenior Software EngineerFounded Giskard +1Sean ConleySenior Product ManagerFounded Motives

Same school

Also attended University of Cambridge896

Stewart ButterfieldCo-founder of Slack and FlickrDemis HassabisCo-founder & CEO of Google DeepMindNiko BonatsosVerdict Capital founder and pre-consensus investor formerly at General CatalystGeorgia StevensonInvestor at Index VenturesHannah SealInvestor at Index VenturesLeah von SiemensPartner at Manta Ray Ventures

+ 890 more

Also attended École Polytechnique161

Arthur MenschCo-founder & CEO of Mistral AIThomas WolfCo-founder & Chief Science Officer of Hugging FaceRodolphe ArdantFounder & President of SpendeskCyriac ParisotInvestor at Index VenturesPauline BoucherInvestor at DaphniMichal NatoraSenior Investment Director - Industrial IT & Robotics at Emerald Technology Ventures Ag

+ 155 more

Shared employers

Also worked at Kinetix3

Guillaume SimonairePartner at Founders FutureAdam GhobarahFounder and Managing Partner at Top Harvest CapitalGuillaume LestradeInvestor at Emblem

Also worked at Meta307

Nat FriedmanCo-lead of Meta Superintelligence Labs; co-founder of NFDGDaniel GrossMeta Superintelligence Labs; co-founder of NFDG and Safe SuperintelligenceDrew HoustonCo-founder & CEO of DropboxGabriel PereyraCo-founder & President of HarveyTinaInvestments & Portfolio Services Team Member at Clear VenturesMike ArpaiaComputer scientist working on machine learning and data infrastructure

+ 301 more

Also worked at Mindmesh (YC S21)1

Raffaele ColellaFounder at Mindmesh

Also worked at Fitle1

Hung HoangFounder at Zalos