About
Theo Bui cofounded a ride-sharing startup and was the youngest person hired at Cleo, the fintech that later reached unicorn status, where he worked across frontend, backend, and machine learning. He earned Dean's List recognition at Imperial College London.
CTO at 8x
Intro paths
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In turn, Theo can intro founders to 8x's investors below.
8x's investors · 1
Co-founders at 8x
JB
Jaka BavdekCEO
Experience
- 8xCTOcurrent2026 — present
- CleoMachine Learning Engineer2024 — 2025London Area, United Kingdom
- TripplCo-Founder2023 — 2025Greater London, England, United Kingdom
- Imperial College LondonTeaching Assistant2021 — 2024Greater London, England, United Kingdom
- FentaGoneLead Engineer2023Edmonton, Alberta, Canada
- DesSoc Design Engineering SocietySocial Events Manager2022 — 2023
- DesSoc Design Engineering SocietyCompetition Manager2021 — 2022Greater London, England, United Kingdom
- Derivatas LLCProject Lead2021 — 2022
- The George Washington UniversityProject Intern2018Washington, District of Columbia, United States
Education
- Imperial College LondonMaster of Engineering - MEng, Engineering Design2020 — 2024
- Rochambeau, The French International SchoolFrench Baccalaureate, Scientific
Skills & more
High degree of initiativeOrganization SkillsProblem SolvingReact.jsCorporate EventsEvent ManagementLive EventsRuby on RailsWeb DevelopmentObject-Oriented Programming (OOP)React NativeEntrepreneurship
+12 more
Product ManagementFlutterFull-Stack DevelopmentComputer-Aided Design (CAD)BlenderPresentation SkillsEvent PlanningOrganizational LeadershipProject ManagementGitHubLaTeXNode.jsFrom Theo's professional profile.
Frequently asked questions
- Where does Theo Bui work?
- Theo Bui is CTO at 8x.
- What companies did Theo Bui found?
- Theo Bui founded 8x.
Founder mafias
Entrepreneur First mafia595
Also came through, then founded or led a company.
Reid HoffmanBoard MemberFounded Manas AI +1Matthew WilsonVenture PartnerFounded Veratrak +2Rashid MansoorEntrepreneur, Inaugural CohortFounded Hadean +2Ruban KanapathippillaiEntrepreneur First 2024Founded Iterate AI +1Alice BentinckGeneral PartnerFounded Entrepreneurs First +1Matt CliffordCofounder and ChairFounded Entrepreneurs First +1
+ 588 more
Imperial College London mafia194
Also came through, then founded or led a company.
Brent HobermanAdvisor, Innovation FundFounded Founders Pledge +3Nessan BerminghamDoctor of Philosophy - PhDFounded Korro Bio +2Alice BentinckComputer Science Department Industrial Liaison BoardFounded Entrepreneurs First +1Ahmed DeyabMSc Advanced Computational Methods for AeronauticsFounded Instagram +1Sebastian TrousilPhDFounded City Therapeutics +1Slava SolonitsynMBAFounded No Cap +1
+ 187 more
Cleo mafia2
Also came through, then founded or led a company.
Same school
Also attended Imperial College London484
Deji SasegbonVP, Platform & Portfolio Operations at EchoVC PartnersMadison LenormandInvestor at DaphniPauline BoucherInvestor at DaphniLoubaba El AyoubiInvestor at NorthzoneGiovanni MariggiInvestor at MedicxiFrancois PrinslooInvestor at Medicxi
+ 478 more
Also attended Rochambeau, The French International School1
Shared employers
Also worked at 8x1
Also worked at Cleo6
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Also worked at The George Washington University20
Joel StennettBusiness Development & Public Policy Advisor at AI CapitalPaul CoyerVenture Partner at IronGate Capital AdvisorsJoseph WrightChairman of the Investment Committee at ClearSkyCathryn PainePartner at Anzu PartnersJonah SeigerInvestor at BroadscaleJulia MagliozzoVice President at Aligned Climate Capital
+ 14 more