Jorge Ferreiro
I build AI products, and the distribution that makes them grow.
Engineer #2 at StreamYard, ran the growth that scaled it $5M→$50M ARR. Co-founded ZooTools: 20M+ signups for customers.

I build AI products, and the distribution that makes them grow.
Engineer #2 at StreamYard, ran the growth that scaled it $5M→$50M ARR. Co-founded ZooTools: 20M+ signups for customers.
Companies I’ve worked with + products I’ve built
amazon
eventbrite
StreamYard
Hopin
amazon
eventbrite
StreamYard
HopinI write the product code and run the growth experiments. Most teams hire two people for that.
Hi! I'm Jorge Ferreiro. I write the code AND run the growth experiments. At StreamYard I did both: I started as engineer #2, then ran the experiments that scaled it from $5M to $50M ARR and built the growth engineering team. At ZooTools, the platform I co-founded, that same engine drove 20M+ signups for our customers. Now I do that for founders as a contractor: I build the AI product and the distribution that makes it spread (like launching SMASHSEND with a rap diss track aimed at Mailchimp).
Before StreamYard I built products at Amazon, Eventbrite (through its IPO), and Hopin. Today I work with founders and companies as a contractor and advisor, while shipping my own AI products solo.
📍 Born in Spain. Living in San Francisco. Raised on the internet.
DJ, and amateur EDM producer.
A few things about me:
- 👶 Born in Spain. Lived in 5 countries.
- 📍 Now in San Francisco (Russian Hill).
- Speaks Spanish (native), English, and basic Chinese.
- O-1 visa holder, part-time DJ, amateur EDM producer.
- Off the clock: 🎾 🚴 🕺 🎵
My latest AI products. From 0 to 1.
The newest products I'm building right now.

AI email marketing & automation built to grow revenue.
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Plan, generate, and publish SEO articles on autopilot, with competitor discovery and an interactive content calendar.
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A desktop command center for AI coding agents.
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AI voice-to-text dictation for Mac, Windows & Linux.
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AI-powered customer support inbox for SaaS teams. Email + live chat, with AI resolving routine tickets instantly.
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Give your AI agent a dedicated email address & phone number in one API call. Inbound parsing, webhook routing & SDKs.
Visit ↗Pick your lane.
However you want to work together, there's a path built for you.
Some viral videos.
Worked at







