CTO Co-Founder

Join to apply for the

CTO Co-Founder

role at

Cold Start

Cold Start Ventures is looking for exceptional

CTO co-founders

to lead new companies in our portfolio. Each venture is

backed by tier-1 VCs

with

$1.5M+ in committed day‑one capital . You’ll join as a

true co-founder

— with the equity, influence, and expectations that come with it. If there’s a fit, you’ll hear from us

within 24 hours .

At Cold Start, we

incubate companies at the intersection of healthcare and AI , built around deeply researched, conviction‑driven theses. To date, our team has helped create

over $2B in portfolio value , including breakout successes such as

3Y Health

and

Berry Street . Our ventures benefit from a tested playbook that drives a

6× higher survival rate to Series B

than the industry average.

What We’re Looking For

Former founders only

– we look EXCLUSIVELY for those who have started companies before

Structured training

– experience in top‑tier engineering environments (Big Tech or large‑stage startups)

Elite education

– Undergrad CS or related degrees from top 20 universities

Bias toward action

– hungry, resourceful, and relentlessly execution‑oriented

Why Cold Start?

$2B+ portfolio value created

– built scale companies like 3Y Health, Berry Street

$1.5M+ seed capital on day 0

– you don’t need to bring your own thesis or investors

True co‑founder of the business

– your voice, equity and contributions will be that of a true co‑founder

6× survival rate to Series B

– our playbook consistently outperforms industry averages

What You’ll Do

Join an existing Cold Start venture as

CTO and co‑founder

Prototype and launch the product , leveraging our playbook and technical resources

Recruit and lead

a world‑class team

Build a

category‑defining company

with enduring impact

We are in‑person out of SF and NYC.

San Francisco, CA

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