Senior AI UI/UX Designer & Prototyper

DigiNo; Northern (KY); Hybrid; USD 90,000 - 140,000; Full time

Benefits offered by this job

W-2 employment

On-site placement

Job summary

Cincinnatus LLC is seeking a senior product designer to shape UI/UX for an AI lab and build high-quality prototypes that demonstrate design excellence. You will work with researchers to define what great design looks like, and prototype across web and game contexts.

The ideal candidate has 7+ years in product design or design leadership, hands-on prototyping skills, and a strong user-centered design background. This is a full-time, 40-hour-per-week opportunity placed at a leading AI lab.

Qualifications

• 7+ years of experience as a product designer or design leader.
• Hands-on prototyping in code or AI tools.
• Strong grounding in user-centered and interaction design.
• Senior-level design judgment and ability to explain design choices clearly.
• Willingness to commit to 40 hours/week.
• Clear written communication and ability to give precise feedback.

Responsibilities

• Partner with AI researchers to identify UI/UX patterns and define principles.
• Build polished interactive web prototypes in code or with AI-native tools.
• Review AI-generated interfaces and provide actionable feedback on layout, hierarchy, motion, and polish.
• Explore a range of visual styles, frameworks and animation approaches for various apps and games.
• Collaborate with designers and researchers to maintain high quality and standards.

Skills

7+ years product design

Code prototyping

User-centered design

Design judgment

Written communication

Feedback delivery

Tools

Cursor

v0

Lovable

Bolt

Framer

Job description

Cincinnatus LLC is seeking a senior product designer to shape UI/UX for an AI lab and build high-quality prototypes that demonstrate design excellence. You will work with researchers to define what great design looks like, and prototype across web and game contexts.

The ideal candidate has 7+ years in product design or design leadership, hands-on prototyping skills, and a strong user-centered design background. This is a full-time, 40-hour-per-week opportunity placed at a leading AI lab.