Full-Time

Backend Software Engineer – Mobile at Perplexity

Company Perplexity
Salary $220K – $405K
How You'll Work onsite
Level senior
Sector Technology
Posted Posted on March 4, 2026

Job Description

Perplexity is looking for an experienced Backend Engineer to join their small team. The successful candidate will be responsible for leading design, implementation, and scaling of backend systems that power web, mobile, and browser products.

What you'll do

You will be responsible for building scalable systems that ingest and process data from the web, files, and other sources. You will also be responsible for optimising interfaces that interact with databases and caching systems.

  • Build scalable systems that ingest and process data from the web, files, and other sources.
  • Optimise interfaces that interact with databases and caching systems.

What you need

  • Strong experience with Python
  • Strong experience with databases and caching
  • Experience with AWS cloud infrastructure at scale
  • Experience working with high-scale data and non-deterministic systems like LLMs
  • 4+ years of engineering experience

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