3x founder

Alexander Bell

CTO at ThunderPhone

Co-founder

SensorSurf· Winter 2023 🇺🇸 San Francisco, California, United States

in LinkedIn

2025Co-founder· ThunderPhone

Founder · since 2022

Company

ThunderPhone

Role

Co-Founder & CTO

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

SensorSurf

Resolve PR check failures instantly with AI

Winter 2023

Experience

Career

ThunderPhone
Co-founder
Co-Founder & CTO · 2025 – Present
2025
SensorSurf (YC W23)
Founder
Founder & CEO · 2023 – 2024
2023
Sea Machines Robotics
Founder
Machine Learning Engineer · 2022
2022
Expedia Group
Machine Learning Engineer · 2020 – 2022
2020
Uber
Software Engineer · 2019 – 2020
2019

Bio

I'm building ThunderPhone, a tool which allows you to automate your business's phone calls with AI. Before ThunderPhone, I was working on software to help robotics companies collect training data from farms, parking garages, and airports through my former company SensorSurf (W23).