Founding Design Engineer

HappyRobot; San Francisco (CA); On-site; USD 120,000 - 160,000; Full time

Job summary

HappyRobot in San Francisco is seeking a Product Designer to own the end-to-end design of major product surfaces, collaborating with PMs, engineers, AI researchers, and leadership to translate ideas into polished implementations.

You will bridge design and front-end engineering, produce clear specs, conduct user research, and iterate based on feedback to ship accurate, high-quality interfaces used by teams worldwide.

Qualifications

• Own end-to-end design process for major product surfaces.
• Lead 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.

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.

Skills

Front-end knowledge

User-centered design

UX research

Tools

Figma

InVision

Job description

About HappyRobot

HappyRobot is the infrastructure for enterprises to build and orchestrate AI workforces. Our AI workers don't just communicate through voice and email - they make decisions, take action, and run operations autonomously across entire enterprise systems. Born in Y Combinator (S23) and backed by a16z, Base10, Prysm Capital and Eurazeo with over $150M raised, we power critical operations for global enterprises worldwide.

Our platform is battle-tested in the most demanding environments, where AI has real consequences. We started in logistics, built our own voice stack, models, and orchestration layer from the ground up, and are now bringing that infrastructure to every enterprise that runs the real economy. Learn more about our vision in our manifesto.

About the Role

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.

What You’ll Do

• 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