2x founder

Orestis Vardoulis

First principles engineering and product leader | YCombinator alum | Stanford Biodesign alum |

Co-founder

2026Health Sensing· Apple

Founder · since 2017

Company

Apple

Role

Health Sensing

current

Stage

—

no public source

Raised

—

no public source

Based

—

Founder / co-founder — the company's markEmployee / research role

Profile coverage5 of 7 · missing posts, contact

Zeit Medical

Immediate stroke detection at home

Experience

Career

Apple
Health Sensing · 2026 – Present
2026
ZeitMedical
Co-founder
Co-Founder · 2020 – Present
2020
Sleep Number Corporation
VP Health AI & Research · San Jose, California, United States · 2025
2025
PanHellenic Scholarship Foundation
Mentor · 2023 – 2024
2023
Y Combinator
CEO Zeit Medical | S21 Batch · 2021
2021
UCSF-Stanford Pediatric Device Consortium
Biomedical Technology Consultant · Stanford, California, United States · 2021
2021
Stanford Children's Health | Lucile Packard Children's Hospital Stanford
Technical Product Manager · Palo Alto · 2018 – 2021
2018
FIRE1 Foundry
Health Technology Engineer · County Dublin, Ireland · 2018 – 2019
2018
Stanford Byers Center for Biodesign
Health Technology Fellow · United States · 2017 – 2018
2017
Stanford Wearable Electronics Initiative (eWEAR)
Founder
Founder (PostDoc and students) · United States · 2017 – 2018
2017
Stanford University
Postdoctoral Research Fellow · Palo Alto, CA, United States · 2016 – 2017
2016
Advanced Sport Instrument
Biomedical & Mechanical Engineer · Lausanne Area, Switzerland · 2015 – 2016
2015
Microsoft
Research Consultant · Lausanne Area, Switzerland · 2015
2015
Microsoft
Research Internship · Microsoft Research, Redmond WA · 2014
2014

Maker, Breaker, Baker