Meng Fei Shen

Founder @ Janeen (YC W26) formerly Ruma Care | We automate prior auths for infusion Clinics

Founder

Ruma Care· Winter 2026 San Francisco Bay Area

in LinkedIn

2025Founder· Janeen

Founder · since 2025

Company

Janeen

Role

CEO and Founder

current

Stage

—

no public source

Raised

—

no public source

Based

San Francisco Bay Area

current

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

Source: LinkedIn work history

Profile coverage5 of 7 · missing posts, contact

Ruma Care

The operations stack for biologic infusion clinics

Winter 2026

Experience

Career

Janeen
Founder
CEO and Founder · San Francisco Bay Area · 2025 – Present
2025
San Mateo Rheumatology
Medical Assistant · San Mateo, California, United States · 2025 – 2026
2025
Walmart Data Ventures
Senior Product Manager, AI Data Platforms · San Francisco Bay Area · 2023 – 2025
2023
Philz Coffee
Barista · San Francisco, California, United States · 2023
2023
Uber
Product Manager, Membership and Global Expansion · San Francisco Bay Area · 2021 – 2023
2021
Worldpay
Strategy and Ops, Global Partnerships · San Francisco Bay Area · 2020 – 2021
2020

Bio

Co-founder & CEO @ Ruma Care (W26). Previously, led Uber One global to 13M+ members and AI integrations for 100K+ suppliers at Walmart Data Ventures. Runs a 120+ person music collective in SF @juicytrees