UX Engineer, LLM Experimentation Platform

Posted 23 days agoViewed
175000 - 200000 USD per year
United States, CanadaFull-TimeAI Observability
Company:Arize AI
Location:United States, Canada, EST, PST
Languages:English
Skills:
FigmaFrontend DevelopmentJavascriptReact.jsUI DesignUser Experience DesignPrototyping
Requirements:
Made products noticeably better through interaction refinement Comfortable with modern frontend frameworks and animation libraries Used session replay tools and incorporated user feedback into designs Can work in Figma to prototype before committing to code Thinks about edge cases, loading states, and empty states automatically Worked on complex tools (dev tools, data tools, B2B SaaS) where UX really matters Bonus: Built or contributed to design systems
Responsibilities:
Refine and iterate on UX for existing features Watch real users struggle in Fullstory, identify friction points, and fix them Prototype interaction alternatives rapidly (in Figma or code) to test different approaches Work closely with Senior engineers who own feature architecture Own the "feel" of the product: transitions, feedback, error handling, progressive disclosure Build reusable interaction patterns Run lightweight usability tests to validate improvements
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