Lead AI Content Designer & UX Writer

Perplexity; New York (NY); On-site; USD 240,000 - 300,000; Full time

Job summary

Perplexity is seeking a Content Designer to shape the words across our family of Perplexity apps—from onboarding to agent explanations. You will design language, flows, naming, and taxonomies, ensuring clarity and trust as the product scales.

You’ll work on the Design Systems team with product designers, engineers, PMs, research, brand, and marketing, using AI-powered tools daily. Strong UX and AI fluency are essential.

Qualifications

• 5+ years of experience in content design, UX writing, or product design, shipping software at scale.
• An excellent portfolio that shows how your language shaped product decisions, with clear before and after examples and your role in each
• Strong UX fundamentals, including interaction design, information architecture, usability, and accessibility
• Good product sensibility and judgment about what to build, what to cut, and what matters most to people
• Exceptional writing and editing skills, with range from precise interface copy to clear explanations and confident naming
• Strong AI fluency, including hands-on experience writing prompts, working with LLMs, and judging the quality of AI-generated content
• Systems thinking, with experience building content frameworks, style guides, or terminology that scale across teams
• Clear communication, with the ability to explain content decisions and tradeoffs to designers, engineers, and leaders
• You care about shipping great software more than anything else

Responsibilities

• Design and write in-product language across web, mobile, desktop, and voice, including UI copy, flows, onboarding, notifications, empty states, errors, and in-product education
• Partner with product designers from the start of a project, shaping flows, structure, and information architecture as well as the words in them
• Name features and products, and own terminology, navigation labels, and taxonomies so the product stays easy to understand as it grows
• Make complex AI and agent behavior understandable, including what the product is doing, why, what it can't do, and when it needs a person's input
• Shape how AI-generated content reads by writing and refining prompts and system instructions, and help define voice and response style for our models in product
• Define content quality standards and help build evaluation criteria, datasets, and reviewer guidance for AI-generated content
• Build and maintain voice and tone guidelines, content patterns, and content guidance in our design system so every team can write well
• Use research, data, and experiments to test language and improve comprehension, activation, and task completion
• Partner with brand and marketing so product language and our external voice feel like one company
• Work with internationalization partners so the product reads well in every language we support
• Review copy in code and ship small language changes directly when it's the fastest path

Skills

Content design

UX writing

Product design

AI fluency

Prompts / LLMs

Information architecture

Voice & tone

Cross-functional collaboration

AI tooling

Localization tooling

Tools

AI tooling

Localization tooling

Design systems

Job description

Perplexity is seeking a Content Designer to shape the words across our family of Perplexity apps—from onboarding to agent explanations. You will design language, flows, naming, and taxonomies, ensuring clarity and trust as the product scales.

You’ll work on the Design Systems team with product designers, engineers, PMs, research, brand, and marketing, using AI-powered tools daily. Strong UX and AI fluency are essential.