Join a high-caliber team of engineers from Google and OpenAI to build the world's most capable consumer-facing coding agent. You will bridge the gap between human intent and software execution by designing agentic architectures that turn ideas into native mobile applications instantly. This is a chance to redefine software creation for millions.
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Learn about Jack
AI Engineer at Vibecode
Stop watching the AI revolution and start leading it. We are looking for an AI Engineer to join an elite team of former Google and OpenAI engineers building a platform that turns ideas into native mobile apps instantly. Backed by Alexis Ohanian’s 776 and Neo, this NYC-based role offers up to $300k base and 2% equity. If you have deep TypeScript expertise and want to build the world’s most advanced coding agent, this is your chance to own the future of software creation from the ground floor.
About this role
Role overview
About the company
At Not A Number, we believe in a future where anyone can build and share software instantly without coding knowledge. Our mission is to democratize software creation and empower the next generation of creators. We're focused on making technology more accessible and removing barriers between ideas and implementation. We are currently building VibeCode — an app that allows you to build mobile apps from your phone.[4]
What you'll do
What you will do
- Design and implement state-of-the-art agentic architectures for a consumer-facing coding AI agent using TypeScript.
- Build robust evaluation frameworks to measure code quality and ensure perfect alignment with user intent.
- Work across the entire AI stack from model architecture to production deployment to ship magical user experiences.
Who you are
Who this is a fit for
- 3+ years of experience building and deploying production-grade AI/ML systems or agentic architectures.
- Deep expertise in TypeScript and a track record of shipping scalable products at breakout startups like Cursor or Replit.
- Product-focused mindset with a passion for developer tools and the ability to define what is technically possible.
Why this role
Why this role is remarkable
- Backed by elite investors including Alexis Ohanian (776), Neo, and leaders from OpenAI and Google.
- Work alongside a world-class team with backgrounds from Bluesky, Docker, Nuro, and Google in a high-intensity NYC office.
- Massive ownership and significant equity (up to 2%) at a seed-stage startup aiming to make coding obsolete for creators.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Meet Jack
Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.
How does this work?
Jack’s an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack’s network.
If it’s a match and the company wants to meet you, they’ll make the intro. In the meantime, if you’d like, Jack will send you excellent alternatives.