Member of Technical Staff (AI Software Engineer, Agents)

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.

Qualifications

• 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.