Principal UX Engineer, Ads

• Deep experience at the intersection of product design and engineering, with a track record of building sophisticated interactive products.
• Strong hands-on expertise with modern frontend technologies such as React and TypeScript.
• Experience building production-adjacent prototypes, internal tools, systems, or frontend infrastructure that other designers and engineers can use.
• Excellent product and interaction judgment, with the ability to turn complex ideas into intuitive, high-quality experiences.
• Experience working across multiple teams or product areas and influencing product direction beyond a single project.
• Strong systems thinking, with experience creating reusable patterns, platforms, or tools that help other teams move faster.
• Fluency with AI-assisted coding, agents, and advanced prototyping workflows.
• The ability to navigate ambiguity, make thoughtful tradeoffs, and bring design, engineering, product, and research perspectives together.
• Strong communication and collaboration skills, particularly with senior cross-functional partners.
• A portfolio or body of work that shows use cases, technical architecture, systems thinking, organizational complexity, and collaboration with engineering teams, not only polished UI outcomes.
• A passion for staying hands-on while helping others do their best work.

Experience in advertising is helpful, but it isn’t required. We’re also interested in people who have worked on complex products such as marketplaces, enterprise tools, analytics, commerce, developer platforms, AI-powered experiences, or other multi-sided ecosystems.