About
Hannes Furmans studied computer science at ETH Zürich and contributed to open source development on libp2p before co-founding Stillwind, where he serves as CTO.
Founder at StillwindYC W25
Intro paths
YC
Hannes went through Y Combinator (Winter 2025) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Gustaf Alstromer — the partner who ran Stillwind's batch and knows the company first-hand. YC profile ↗
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In turn, Hannes can intro founders to Stillwind's investors below.
Stillwind's investors · 1
Co-founders at Stillwind
Experience
- Stillwind (YC W25)Chief Technology Officer & Co-Foundercurrent2024 — present
- Nautilus Smart Systems UG (haftungsbeschränkt)CTO and Cofounder2023 — 2024Baden-Württemberg, Deutschland
- Filecoin FoundationSoftware Engineer2023 — 2024
- WEBER-HYDRAULIK GMBHEmbedded Software Ingenieur2020Güglingen, Baden-Württemberg, Deutschland
- FeldfreudeSoftwareingenieur2020Freiburg im Breisgau, Baden-Württemberg, Deutschland
Skills & more
Field Programmable Gate ArraysFirewalls2Network Address Translation (NAT)2Open Source Development2Embedded DevicesTypeScriptVimEmacsHaskellGoRaspberry PiP2P
+12 more
ManagementGoogle WorkspaceEmbedded SoftwareJavaScriptGitGitHubSvelteEmbedded SystemsTensorFlowJavaC++LinuxFrom Hannes's professional profile.
Frequently asked questions
- Who is Hannes Furmans?
- Hannes Furmans studied computer science at ETH Zürich and contributed to open source development on libp2p before co-founding Stillwind, where he serves as CTO.
- Where does Hannes Furmans work?
- Hannes Furmans is Founder of Stillwind.
- What companies did Hannes Furmans found?
- Hannes Furmans founded Stillwind.
- Where did Hannes Furmans go to school?
- Hannes Furmans studied at ETH Zürich (Bachelor of Applied Science - BASc, Informatik); Y Combinator (Founder, W25); Albertus-Magnus-Gymnasium Ettlingen (Abitur, Physik).
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
ETH Zürich mafia103
Also came through, then founded or led a company.
Veronica Gambillara FonckEngineerFounded LimmaTech Biologics +1Thomas DübendorferMastersFounded Spontacts +1Dr. Hanspeter FässlerHonorary Councillor Award (Ehrenrat)Founded Gravis Robotics +1Nikolay KobyshevDoctor of Science (Dr. sc.)Founded Assaia +1Toni RosinolMaster of ScienceFounded Stack AI +1Robin GuldenerBsc.Founded Nango +1
+ 96 more
Same school
Also attended ETH Zürich248
Bastian HasslingerInvestor at Index VenturesKJ SidberryInvestor at GV (Google Ventures)Steve VassalloInvestor at Foundation CapitalHelge DaebelPartner, Head of Water at Emerald Technology Ventures AgMaurin DaiInvestment Manager, Physical AI & Robotics at Emerald Technology Ventures AgChristoph FreiPartner, Head of Energy at Emerald Technology Ventures Ag
+ 242 more
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyArhaan A.Deeptech Fellow at Clear VenturesMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports Ventures
+ 1,994 more
