Member of Technical Staff
Build and scale AI agents for Perplexity's Comet ecosystem and Perplexity Computer, working across applied research and engineering to advance agentic capabilities.
Responsibilities
- Drive cutting-edge AI capabilities across multiple layers of a rapidly growing product in the AI agents space.
- Develop and leverage cutting-edge AI models, infrastructure, and browser technologies to advance the capability frontier and scale those capabilities for a rapidly growing userbase.
- Ensure a high craft and quality bar, in both AI agent performance and user experience.
- Collaborate with fellow engineers, designers, product managers, data scientists, and others across the company to integrate core Perplexity functionality into our frontier agentic products and vice-versa.
- Contribute to product reliability, code quality, AI evaluation, testing, and maintenance across the broader team.
Requirements
- Strong foundational familiarity with the full AI product stack.
- Proficiency in Python (bonus points for TypeScript, Go, and/or Rust).
- Significant experience in at least one of the following areas:
- Context engineering and tool interfaces for frontier AI models
- Post-training and reinforcement learning (particularly for multimodal models)
- Browser technologies (CDP, Playwright, extension development, etc.)
- Strong product intuition and taste for user experience excellence.
- Comfortable working with a small, fast-moving team, must be willing to dive in and take ownership.
- A passion for shipping products that surprise and delight.
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