AI Agent Engineer: Frontier Agents & Platforms

Perplexity; San Francisco (CA); On-site; USD 220,000 - 405,000; Full time

Job summary

Perplexity is seeking energetic engineers to join our Agents team. You will work across backend, full-stack, and AI/ML to build harnesses and AI systems powering agentic experiences.

Expect collaboration across Applied Research, Engineering, and Product as you drive secure-by-design capabilities, scalable data representations, and frontend-backend integrations. You will contribute to Perplexity's platform for frontier intelligence, Comet ecosystem, and the Agent API, delivering high craft and

Qualifications

• Strong foundations across AI product stack and software engineering.
• Proficiency in Python; experience with TypeScript, Go or Rust is a plus.
• Experience in context engineering, reinforcement learning for multimodal models, and browser technologies.

Responsibilities

• Engineer agent harnesses that connect models with environments and tools.
• Drive AI capabilities across layers of a rapidly growing product.
• Develop models, infrastructure, and browser tech to scale capabilities.
• Maintain high quality of AI performance and user experience.
• Collaborate with engineers, product, data science and design across the company.

Skills

Python

TypeScript

Go

Rust

Context engineering

Reinforcement learning

Browser tech

Product intuition

Tools

Playwright

CDP

Job description

Perplexity is seeking energetic engineers to join our Agents team. You will work across backend, full-stack, and AI/ML to build harnesses and AI systems powering agentic experiences.

Expect collaboration across Applied Research, Engineering, and Product as you drive secure-by-design capabilities, scalable data representations, and frontend-backend integrations. You will contribute to Perplexity's platform for frontier intelligence, Comet ecosystem, and the Agent API, delivering high craft and