Senior UI/UX Designer

The role

You will design and refine user experiences and interfaces for Molecule's web and mobile applications. You will own the design system and work with Engineering and Marketing from concept to implementation.

What you will do

• Design and refine user experience and interfaces for web and mobile applications
• Own and expand Molecule's Design System and component library
• Deliver polished, pixel-perfect UI components
• Write component documentation, UI specs, and usage guidelines
• Partner with Frontend Engineers through implementation
• Apply WCAG standards and UX best practices
• Build interactive prototypes using AI-powered tools
• Iterate on designs based on user feedback and data
• Lead and facilitate design work, brainstorms, and stakeholder presentations
• Contribute to Molecule's broader visual identity

Required qualifications

• 7+ years of professional product or UI design experience
• Experience building and scaling design systems and hybrid component libraries
• Figma expert with hands-on experience managing a design system in it
• Understanding of HTML, CSS, and front-end frameworks
• Strong grasp of interaction design for mobile and desktop
• Active use of AI tools and AI-enhanced workflows in design process
• Self-sufficient and able to own the design process end to end
• Clear communication skills to explain reasoning to designers, engineers, and leadership

Nice to have

• Shipped AI or agent-based product experiences
• Build and test working prototypes yourself
• Experience with design tokens and front-end design implementation
• Knowledge of user testing methodologies and iterative research practices
• Experience working with external design or branding agencies
• Background in web3, biotech, or decentralised science

Benefits

• Competitive compensation

About the company

Molecule and BIO.xyz are building the foundation of Decentralized Science (DeSci). Molecule provides infrastructure to turn intellectual property into programmable, on-chain assets.