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Member of Technical Staff (AI Software Engineer, Agents)

Perplexity· AI Research & Systems
Apply on company site
San Francisco$220k - $405kFull-timePosted 1mo ago

About the role

Engineers on the Agents team build harnesses and AI systems powering agentic experiences. You will work across applied research and engineering to advance AI agents, models, infrastructure, and browser technologies across desktop, mobile, and cloud environments.

Responsibilities

  • Engineer agent harnesses that connect powerful models with environments and tools to perform economically valuable work for users.
  • 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 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: 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.

Skills

Required:PythonContext engineering
Nice to have:TypeScriptGoRust

Benefits

  • Full-time U.S. employees enjoy a comprehensive benefits program including equity, health, dental, vision, retirement, fitness, commuter and dependent care accounts, and more.
  • International Benefits: comprehensive benefits tailored to region of residence.
Last updated Sep 30, 2026. Interested? Apply on the company site.

About Perplexity

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Company profileWebsite

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