Fundraising Fox

Josef Zoller

Founder

Founder at Stillwind

Zurich, Zurich, Switzerland

FoundedStillwind · YC

About

Josef Zoller is co-founder and chief engineering officer at Stillwind. He holds a degree in computer science from ETH Zürich and has background in full-stack software engineering with focus on networks, systems programming, and machine learning.

Founder at StillwindYC W25

Intro paths

YC

Josef 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 ↗

In turn, Josef can intro founders to Stillwind's investors below.

Co-founders at Stillwind

LELukas Ego
Lukas EgoFounder

Experience

  1. Stillwind (YC W25)Co-founder & Chief Engineering Officercurrent2024 — present
  2. ETH ZürichTeaching Assistant2022 — 2023Zürich, Schweiz

Skills & more

Rust (Programmiersprache)MacGitLinuxMicrosoft ExcelJavaScriptHTMLCascading Style Sheets (CSS)Python (Programmiersprache)Swift (Programmiersprache)C++C (Programmiersprache)
+1 moreJava

From Josef's professional profile.

Frequently asked questions

Who is Josef Zoller?
Josef Zoller is co-founder and chief engineering officer at Stillwind. He holds a degree in computer science from ETH Zürich and has background in full-stack software engineering with focus on networks, systems programming, and machine learning.
Where does Josef Zoller work?
Josef Zoller is Founder of Stillwind.
What companies did Josef Zoller found?
Josef Zoller founded Stillwind.
Where did Josef Zoller go to school?
Josef Zoller studied at Y Combinator (Founder, W25); ETH Zürich (Bachelor of Science - BS, Computer Science).

Founder mafias

Same school

Shared employers