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Perplexity AI

Builds AI search and research tools

Member of Technical Staff Early Career - AI Products, Industry

Full-Stack EngineeringConfirmed live in the last 24 hours
Full-timeSan Francisco, CA, USA$180k - $270k /yrIn-person

About the Job

Requirements

  • At least 1 year of professional software engineering experience, or a track record of strong internships where production code was shipped at scale.
  • Strong proficiency in at least one backend language, such as Python or Go, with real experience across services, APIs, and relational data modeling.
  • Comfort working with React and TypeScript on the frontend.
  • Evidence of building, such as production work understood in depth, shipped side projects with actual users, meaningful open-source contributions, hackathon wins, or research turned into working software.
  • Comfort with ambiguity and an instinct to build incrementally rather than wait for a specification.
  • Hands-on experience with AI products and opinions about their rough edges and implications for product development.

Responsibilities

  • Own a user-facing surface end to end, from interaction, design, and frontend through application logic, APIs, data models, and the search or model calls behind it.
  • Ship continuously to production; new engineers typically have code in front of users in their first week.
  • Use AI agents and coding models aggressively to move faster, applying sound judgment about when their output is wrong.
  • Turn ambiguous product ideas into working prototypes, then use real usage data and evaluations to decide what survives.
  • Raise the quality bar for reliability, latency, and craft on owned surfaces.
  • Work directly with designers, product managers, and research engineers.

Desired Qualifications

  • Experience with the company's stack, including React or Next.js, Python, Go, PostgreSQL, Redis, Docker, or AWS; familiarity with all technologies is not expected on day one.
  • Experience building on top of large language models, including AI orchestration, retrieval-augmented generation, evaluations, agents, or tool use.
  • Product taste, including the ability to distinguish good and bad interfaces and explain how to improve them.
  • A public track record, such as GitHub, a technical blog, or a demo that can be tried.

About the Company

Perplexity AI

Builds AI search and research tools

Perplexity AI builds AI search and research tools for individuals and organizations, combining web retrieval with written answers that link to their sources. Users ask questions in its website or apps, upload files for analysis, and follow up in a conversation, while its Comet browser brings an AI assistant into everyday browsing. Enterprise accounts connect internal files and applications with web research, and developers use its search and agent APIs to add these capabilities to their own software. The company earns money from paid personal and business subscriptions and usage charges for its APIs, alongside free consumer access. Perplexity AI was founded in 2022 and is headquartered in San Francisco, California.

Company size
201-500
Company stage
Private
Total funding
$1.8B
Headquarters
San Francisco, CA
Founded
2022

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