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Founding Designer / Design Engineer at well-funded agentic AI startup

We are looking for a Founding Designer / Design Engineer to join a well-funded AI startup building the collaboration layer for the agentic era. This is a rare opportunity to own the entire user surface of a product that automates coordination for knowledge workers. You will work alongside Oxford-educated founders and industry veterans to create a seamless, magical experience that bridges the gap between complex AI agents and human trust. If you are a high-agency builder with exceptional taste and strong front-end engineering skills in React, this is your chance to define the interface of the future.

Overview

Role overview

As a founding hire, you will bridge the gap between complex agentic systems and human users. You'll own the entire product surface, crafting a calm, magical user experience while shipping production-ready code. This is a high-velocity role focused on building trust through exceptional UI/UX in the next era of workplace collaboration.

Company

About the company

Well-funded agentic AI startup

Responsibilities

What you will do

  • Build and ship the product surface end-to-end using React and React Native while maintaining a sophisticated design system.
  • Conduct UX research with design partners to translate behavioral insights into polished, functional features that drive user trust.
  • Lead product growth initiatives by analyzing metrics to optimize onboarding, virality, and time-to-value for a global user base.

Candidate profile

Who this is a fit for

  • A multidisciplinary designer-engineer with strong TypeScript and React skills who can ship production code, not just static prototypes.
  • Exceptional aesthetic taste with professional experience across brand identity, motion design, and growth-focused product design.
  • High agency individuals who thrive in in-person, high-velocity environments and have a background in human-computer interaction or early-stage startups.

What makes it remarkable

Why this role is remarkable

  • Join a founding team of Oxford-educated experts and industry veterans building the operating system for the agentic era.
  • Work at a startup backed by top-tier VCs with a rapidly growing waitlist of over 100 companies and active enterprise procurement.
  • Influence every product decision in a high-trust, discipline-agnostic environment where your design and engineering contributions carry massive weight.

Jack & Jill

How Jack & Jill work together

Jack
I get to know what you’re great at, then find roles you’d never find yourself.
Jill
I recruit from Jack’s network and make the intro when I spot a great match.

Meet Jack

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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.

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