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Perplexity AI's Core Experience team is building the interfaces through which millions of users interact with AI. As a Member of Technical Staff (Software Engineer), you'll lead the design and implementation of cutting-edge frontend experiences that define human-agent collaboration.
You'll own high-visibility product surfaces including agent chat threads, artifact editing, and message composition. Working closely with design and product teams, you'll prototype, architect, and ship polished web interfaces that synthesize the latest AI research into intuitive user experiences. Your work will span complex challenges in state management, animation, performance optimization, and system architecture.
Key responsibilities include:
- Building and shipping high-craft, intuitive web interfaces used by millions
- Partnering directly with design to turn visionary concepts into production implementations
- Solving complex problems across architecture, state-management, animation, and performance
- Collaborating with capabilities and research teams to integrate cutting-edge AI into coherent experiences
- Designing reusable libraries and SDKs to maintain quality standards across the product
You'll work at high velocity in a fast-moving environment where the AI landscape changes daily, requiring comfort with ambiguity and strong product instincts.
Requirements:
- Strong proficiency in modern web technologies: React, TypeScript, CSS
- Exceptional attention to detail across aesthetics, performance, and code quality
- Ability to own projects end-to-end and work at high velocity in ambiguous environments
- Strong product sensibilities and ability to reason about what will and won't work
- Customer obsession and focus on how your work impacts end users
About Perplexity AI
AI / Data / Infrastructure — AI answer engine and search product for consumers and enterprises.
