Backend Software Engineer jobs in United States
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Perplexity · 13 hours ago

Backend Software Engineer

positionSan Francisco, CA
timeFull-time
remoteOnsite
seniorityMid, Senior Level
money$210K/yr - $385K/yr
date4+ years exp

Perplexity is looking for an experienced Backend Engineer to join their small team revolutionizing the way people search and interact with the internet. The role involves leading the design, implementation, and scaling of backend systems that power web, mobile, and browser products.

Artificial Intelligence (AI)ChatbotMachine LearningNatural Language ProcessingSearch Engine
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H1B Sponsor Likelynote

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

Qualification

PythonDatabasesAWSCachingHigh-scale dataNon-deterministic systemsEngineering experience

Required

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

Company

Perplexity

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Perplexity is an AI-powered answer engine designed to provide accurate, real-time responses to user queries.
dateFounded in 2022
location
San Francisco, California, USA
people-size201-500 employees
web-link
https://www.perplexity.ai

H1B Sponsorship

Perplexity has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (12)
2024 (7)
2023 (2)

Funding

Current Stage
Late Stage
Total Funding
$1.48B
Key Investors
Cristiano RonaldoNuVenturesAccel
2025-12-05Undisclosed
2025-09-10Series Unknown· $200M
2025-08-15Secondary Market

Leadership Team

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Aravind Srinivas
Cofounder, President, CEO
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Denis Yarats
Co-Founder & CTO
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Recent News

TechCrunch
Wikimedia Foundation announces new AI partnerships with Amazon, Meta, Microsoft, Perplexity, and others
2026-01-16
The Tech Portal
Wikimedia celebrates 25 years of Wikipedia with major Big Tech revenue partnerships
2026-01-16
Business News: Pasadena Star-News
Wikipedia inks AI deals with Microsoft, Meta and Perplexity as it marks 25th birthday
2026-01-16
Company data provided by crunchbase