Backend Software Engineer - Mobile

at Perplexity AI
📍 London, United Kingdom
📍 Belgrade, Serbia
📍 Palo Alto, United States
📍 San Francisco, United States
USD 200,000-250,000 per year
MIDDLE
✅ On-site

SCRAPED

Used Tools & Technologies

Not specified

Required Skills & Competences ?

Redis @ 3 Python @ 3 Data Science @ 3 AWS @ 3 FastAPI @ 3 PostgreSQL @ 3

Details

Perplexity is an AI-powered answer engine founded in December 2022 and growing rapidly as one of the world’s leading AI platforms. The company powers decision-making with accurate, trustworthy AI and serves hundreds of millions of queries per month. Perplexity is looking for an experienced Backend Engineer to join a small team revolutionizing how people search and interact with the internet. You will lead design, implementation, and scaling of backend systems that power web, mobile, and browser products.

Tech stack: Python, PostgreSQL, DynamoDB, Redis, FastAPI

Responsibilities

  • Build scalable systems that ingest and process data from the web, files, and other sources.
  • Optimize interfaces that interact with databases and caching systems.
  • Collaborate with PMs, frontend engineers, and other stakeholders to understand product requirements.
  • Work closely with AI, Search, and Data Science teams to iterate on non-deterministic systems.
  • Manage a complex orchestration system with many moving parts and interfaces.
  • Scale, optimize, and load balance multiple services with rapidly changing needs.

Qualifications

  • 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.

Compensation

  • Cash compensation range: $200,000 - $250,000 per year.
  • Final offer amounts are determined by experience and expertise; may vary from the listed range.
  • Equity may be part of the total compensation package.

Benefits

  • Comprehensive health, dental, and vision insurance for you and your dependents.
  • Includes a 401(k) plan.