Founding Design Engineer

Happyrobot Inc.•San Francisco, CA

5d•$140,000 - $250,000

About The Position

As a Product Designer at HappyRobot, you will own the end-to-end design process for major product surfaces, working closely with PMs, engineers, AI researchers, and leadership. You’ll take ideas from early concept to polished implementation—and because you have strong FE knowledge, you’ll bridge the gap between design and engineering, ensuring your work ships with accuracy, quality, and care. This is a highly collaborative, high-impact role where you’ll influence strategy, improve user experience, and build delightful interfaces used by teams worldwide.

Requirements

3+ years experience in product design for SaaS or digital products.
Strong portfolio demonstrating UX depth, high-quality UI, and shipped product work.
Solid understanding of modern front-end technologies (React, TypeScript, CSS/Tailwind).
Ability to prototype interactions using tools like Figma, Framer, or code.
High ownership mindset; thrives in fast-paced, ambiguous environments.
Excellent communication and collaboration skills.

Nice To Haves

Experience with AI/ML products or complex systems.
Familiarity with design systems at scale.
Ability to write production-ready FE code (optional but highly valued).
Experience in early-stage startups.

Responsibilities

Lead end-to-end design, turning complex workflows into simple, intuitive experiences.
Create UX flows, wireframes, interaction specs, and high-quality UI.
Conduct user research, synthesize insights, and validate solutions.
Collaborate closely with FE engineers to ensure feasibility, scalability, and accessibility.
Produce clean, modular design specs and prototype interactions using modern FE tools.
Provide design QA and guidance during implementation.
Partner with PMs to shape product strategy and scope.
Advocate for user needs and apply design thinking to technical challenges.