Member of Technical Staff (AI Software Engineer, Agents)

Perplexity is seeking energetic engineers to join our highly driven Agents engineering team. The Agents team consists of backend, full-stack, and AI/ML engineers who collaborate to build harnesses and AI systems powering delightful agentic experiences. These experiences include Perplexity Computer (our platform for generalized frontier intelligence), the Comet ecosystem, our Agent API, and more. Our vision is to empower our users with agents that can faithfully actualize their intent, however and wherever expressed, through open-ended interactions with the world.

Responsibilities

Engineer agent harnesses that connect powerful models with the environments and tools required 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 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; 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.

Nice to have

TypeScript; Go; Rust