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Search Full Stack Engineer

United Kingdom; Serbia; Germany, London · Job Posted February 21, 2026
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Job Description

Perplexity is looking for an experienced Full Stack Engineer to build and ship AI-powered product features end to end across both the frontend and backend.

Job Responsibility

  • Partner closely with Search, AI, Design, and Product teams to ship experiments and rapidly iterate on insights
  • Drive the launch of new features, experiments, and campaigns in a fast-paced, evolving environment
  • Architect and implement systems that integrate new tools with existing pipelines and LLM - or agent-based evaluation frameworks
  • Build, refine, and maintain the core components that power Perplexity's frontend experience

Requirements

  • Strong programming skills and the ability to work effectively across the full stack
  • Solid coding fundamentals and experience contributing to both frontend and backend systems
  • Self-driven mindset with strong ownership and follow-through
  • Passion for building high-quality products, rapid prototyping, experimentation, and creating accessible user experiences
  • 4+ years of industry experience

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