Member of Technical Staff AI Software Engineer Agent Engine

Perplexity is an AI-powered answer engine that provides real-time, cited answers and research capabilities.

San Francisco, United States
About Perplexity

Private AI company founded in 2022. Its products combine conversational search and research with cited web sources; it also offers developer-facing Search, Agent, Router, and Embeddings APIs.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will work across engineering and applied research to build agent harnesses and systems for high-stakes work. You will develop action and decision models, improve execution environments, create secure permission architectures, and design data representations for agent-environment interactions.

Requirements

  • Foundational familiarity with the AI systems stack
  • Proficiency in Python
  • Significant experience in harness engineering, agent skills and plugin architectures, model training and reinforcement learning, or browser technologies
  • Technical intuition and focus on user experience
  • Ability to work in a small, fast-moving team
  • Product shipping experience

Responsibilities

  • Design frontier agent harnesses and systems
  • Develop action and decision models for multimodal states
  • Build reliable local, cloud, and custom execution environments
  • Develop secure permission architectures and payload classifiers
  • Design data representations and agent-environment interactions

Benefits

  • Equity
  • Health insurance
  • Dental insurance
  • Vision insurance
  • Retirement benefits
  • Fitness benefits
  • Commuter accounts
  • Dependent care accounts
  • Region-tailored benefits for international full-time employees