Where does Barnaby Malet work?

Barnaby Malet is Founder of machine0 and Founder at Upflow.

What companies did Barnaby Malet found?

Barnaby Malet founded machine0, Upflow.

Where did Barnaby Malet go to school?

Barnaby Malet studied at Y Combinator (YC S26); Y Combinator (YC W20); Imperial College London (PhD, Cloud Computing).

Barnaby Malet

Founder

Founder at machine0 · Founder at Upflow

Paris, Île-de-France, France

Foundedmachine0 · YC Upflow · YC

Find your path to Barnaby

3,051 people in our graph share verified history with Barnaby — schools, employers, funds. One of them is your warm intro.

Kyle DohertyunlockedBarnaby: together at Morgan Stanley (2008)

×3Barnaby: together at Morgan Stanley

×2Barnaby: together at Imperial College London

×6Barnaby: together at Y Combinator

About

Barnaby Malet studied computer science at Imperial College London and is a two-time YC founder. He previously served as cofounder, CTO, and CPO at Upflow (W20) before founding machine0 (S26).

Founder at machine0 YC S26

Intro paths

Barnaby went through Y Combinator (Summer 2026) — any YC alum in your network can reach them through the YC community.

Their group partner at YC was Brad Flora, Backing expeditions into the future — the partner who ran machine0's batch and knows the company first-hand. YC profile ↗

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In turn, Barnaby can intro founders to machine0's investors below.

machine0's investors · 2

Vela PartnersSan Francisco · $100K – $500K checks Y CombinatorSan Francisco · $500K checks · since 2026

Founder at Upflow YC W20

Intro paths

Barnaby went through Y Combinator (Winter 2020) — any YC alum in your network can reach them through the YC community.

Their group partner at YC was Brad Flora, Backing expeditions into the future — the partner who ran Upflow's batch and knows the company first-hand. YC profile ↗

→

In turn, Barnaby can intro founders to Upflow's investors below.

Upflow's investors · 3

9Yards CapitalNew York · $100K – $10M checks Lorimer VenturesBrooklyn · $50K – $300K checks Y CombinatorSan Francisco · $500K checks · since 2020

Co-founders at Upflow

Alex LouisyFounder

Experience

machine0 (YC S26)Founder & CEOcurrent2026 — presentSan Francisco Bay Area
UpflowCo-founder & Board Membercurrent2025 — present
UpflowCo-founder & CTPO2018 — 2025Paris Area, France
Hike MessengerSenior Product Manager2015 — 2017New Delhi Area, India
MechioCo-founder2011 — 2015London, England, United Kingdom
AppSparkSoftware Engineer2010 — 2011London, England, United Kingdom
AppleSoftware Engineer2009London, England, United Kingdom
Morgan StanleyAnalyst2008London, England, United Kingdom
Imperial College LondonTeaching Assistant2007 — 2008London, England, United Kingdom

Skills & more

JavaScript15Java14Ruby9Objective-C6Linux6Databases6iOS development5Distributed Systems4User Experience5Mobile Applications5Product Management3Software Development2

+4 more

Software EngineeringTeam LeadershipAgile MethodologiesUser Interface Design

Languages English · French · German · Spanish

From Barnaby's professional profile.

Frequently asked questions

Who is Barnaby Malet?: Barnaby Malet studied computer science at Imperial College London and is a two-time YC founder. He previously served as cofounder, CTO, and CPO at Upflow (W20) before founding machine0 (S26).
Where does Barnaby Malet work?: Barnaby Malet is Founder of machine0 and Founder at Upflow.
What companies did Barnaby Malet found?: Barnaby Malet founded machine0, Upflow.
Where did Barnaby Malet go to school?: Barnaby Malet studied at Y Combinator (YC S26); Y Combinator (YC W20); Imperial College London (PhD, Cloud Computing).