Senior UX Designer - Design System

You Will:

• Collaborate with senior designers and engineers to evolve and maintain Twitch's design system and product visual language, including color, typography, iconography, motion, grid, shape, illustration, and 3D, while demonstrating a high level of attention to detail and a commitment to refining the polish and performance of your work.
• Lead the creation and refinement of mobile UI components, patterns, and template libraries, ensuring each element meets high visual craft standards, aligns with accessibility goals, and reflects a systematic approach to design with a strong eye for consistency.
• Translate visual language principles into clear, actionable documentation and guidelines for widespread adoption by design and engineering teams, demonstrating your ability to present complex system decisions to diverse audiences.
• Partner with Creative and UX Design teams to align product visual expression with our broader identity and governance, including assisting in the production of scalable assets such as icons and illustrations, while balancing craft with constraints and creativity with scalability.
• Lead and facilitate design system working sessions and workshops with product teams, demonstrating your comfort in presenting complex system decisions and your passion for cross-functional collaboration.
• Contribute to the strategic roadmap for the design system's evolution, showing eagerness to learn, iterate, and contribute to a growing, evolving visual system.
• Advocate for accessibility standards and ensure compliance across components, reflecting your commitment to inclusive design practices.
• Throughout all these responsibilities, maintain an openness to feedback, a passion for cross-functional collaboration, and excitement about shaping a visual language and design system that reaches millions of users every day.
• Participate in design reviews and QA processes to ensure fidelity and consistency across all feature implementations, showcasing your detail-oriented nature and high standards for visual craft.

You Have:

• 5+ years of experience in building design systems as a product, platform or visual designer, ideally within tech or digital product environments with an emphasis on mobile design
• A portfolio that demonstrates excellent visual craft and systematic thinking, particularly around scaling brand and visual identity
• Ability to work collaboratively in cross-functional teams and communicate visual decisions with clarity
• Deep understanding of design system principles, governance and accessibility standards (WCAG) including implementation in the design system
• Proficiency in Figma and industry-standard tools (Adobe Creative Suite, After Effects, or equivalent) and iOS and Android operating systems
• Experience with design system documentation platforms (e.g., Storybook, Zeroheight)
• Familiarity with design tokens and related tooling and workflows
• Experience with design version management

Bonus Points

• Specialization or interest in icon and 3D design and/or illustration as part of a product design system
• Experience in developing comprehensive visual asset systems within design systems with a focus on establishing clear usage principles, value scales, and optimization standards across multiple platforms and themes