Founding Design Engineer

Open 21d

Founding Design Engineer

Location: San Francisco, CA (On-site, 5 days/week)

Compensation: $150,000–$250,000 Base + Equity (0.4–0.8%)

About the Opportunity

An early-stage, venture-backed AI startup is seeking a Founding Design Engineer to become its first design-focused engineering hire. This is a unique opportunity to own the end-to-end user experience for a highly technical AI platform, defining the product's design language while building production-ready frontend applications.

Working directly with the founding team, you'll help shape the future of an AI-native enterprise platform by combining exceptional product design with hands-on frontend engineering.

What You'll Do

  • Own product design and frontend implementation from concept to production.
  • Design and build production-ready interfaces using React and TypeScript.
  • Establish the company's design language, design system, and UX patterns.
  • Collaborate closely with founders to build intuitive experiences for complex technical workflows.
  • Design for enterprise B2B software, platform products, and AI-powered user experiences.

What We're Looking For

  • 1 -​ 5 years of experience in design,​ recent experience shipping frontend code in React/TypeScript
  • Experience at a venture-​backed early-​stage startup or fast-​paced high-​growth company
  • Has a self-​driven project with real users (portfolio,​ side project,​ or startup)
  • Experience at an early-stage startup or other fast-paced environment.
  • Experience designing technical products such as developer tools, enterprise SaaS, infrastructure, platform software, or AI products.
  • Self-starter who thrives in an ownership-driven environment with minimal direction.
  • Design/Arts/CS degree

Skills

Tech stack
React, TypeScript, Figma, Tailwind CSS

PLUS

  • Next.js
  • Figma
  • Experience with design systems and component libraries.
  • Familiarity with AI, agentic workflows, or Human-Computer Interaction (HCI) principles.

Visa Sponsorship

The company can support:

  • H-1B transfers
  • O-1 visas
  • TN visas
  • J-1 visas

Please note that new H-1B sponsorship is not available.

Why Join?

  • Be the first Design Engineer and help define the product from the ground up.
  • Own both design and implementation without traditional design handoffs.
  • Work directly with an experienced founding team in a collaborative, high-impact environment.
  • Receive competitive compensation and meaningful equity while helping build a category-defining AI product.