3x founder

Nicolas Grislain

Cofounder and CSO at Sarus Technologies (YC W22)

Co-founder

Sarus· Winter 2022Greater Paris Metropolitan Region

in LinkedIn 𝕏 @ngrislain

2025Staff Applied Scientist· Datadog

Founder · since 2012

Company

Datadog

Role

Staff Applied Scientist

current

Stage

—

no public source

Raised

—

no public source

Based

—

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

Source: LinkedIn work history

Profile coverage5 of 7 · missing posts, contact

Sarus

Use personal data for analytics and ML, safely and seamlessly

Winter 2022

Experience

Career

Datadog
Staff Applied Scientist · 2025 – Present
2025
Sarus Technologies
Co-founder
Cofounder and CSO · Paris, Île-de-France, France · 2020 – 2025
2020
Verizon Media
Senior Director Data Scientist · Greater Paris Metropolitan Region · 2018 – 2020
2018
Oath
General Manager AlephD · Greater Paris Metropolitan Region · 2016 – 2018
2016
AlephD
Founder
Founder and CSO · Greater Paris Metropolitan Region · 2012 – 2016
2012
Cinequant
Founder
Founder · Greater Paris Metropolitan Region · 2012 – 2013
2012
Société Générale
Quantitative Risk Management · Greater Paris Metropolitan Region · 2010 – 2012
2010
Direction générale du Trésor (French Treasury)
Economic and Financial advisor · Greater Paris Metropolitan Region · 2006 – 2010
2006
University of California, Berkeley
Trainee · 2002
2002

Bio

Nicolas Grislain is Chief Science Officer at Sarus Technologies. He graduated from École Normale Supérieure de Lyon in Mathematics and Computer Science. Nicolas started his career in economics and finance modeling at the French Treasury and then at Société Générale. He co-founded a first company: AlephD, in 2012, where he was also leading Research and Development. AlephD got acquired by Yahoo in 2016. In 2020 he co-founded Sarus Technologies with the same founding team as AlephD.