2x founder

Sergey Fayfer

CVP, Copilot Product at Microsoft

Founder

2026CVP, Product· Microsoft

Founder · since 2018

Company

Microsoft

Role

CVP, Product

current

Stage

—

no public source

Raised

—

no public source

Based

San Francisco Bay Area

current

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

Profile coverage5 of 7 · missing posts, contact

Sayana

Affordable mental self-care for all. Acquired by Headspace Health.

Experience

Career

Microsoft
CVP, Product · San Francisco Bay Area · 2026 – Present
2026
Microsoft
VP, Product · Mountain View, CA · 2025 – 2026
2025
Perplexity
Head of Product, Mobile · United States · 2023 – 2025
2023
Spellwise
Founder
Founder · Los Angeles, CA · 2023
2023
Headspace
Senior Director, Product · San Francisco Bay Area · 2022 – 2023
2022
Sayana
Founder
Founder · San Francisco Bay Area · 2018 – 2022
2018
Replika
Head of Product · San Francisco Bay Area · 2016 – 2018
2016
Yandex
Head of Product, Yandex Labs · San Francisco Bay Area · 2014 – 2016
2014
Yandex
Product Manager/Designer, Yandex Labs · San Francisco Bay Area · 2012 – 2014
2012
Yandex
Product Manager · 2011 – 2012
2011
Yandex
Search Projects Manager · 2010 – 2011
2010