Design a Long-Running Query Service

Quick Overview

Design a long-running query service with durable jobs, asynchronous status and results, resource limits, and clear retry, cancellation, and failure behavior.

Design a Long-Running Query Service

Company: Perplexity

Role: Software Engineer

Category: System Design

Difficulty: medium

Interview Round: Onsite

Overview: Design a long-running query service with durable jobs, asynchronous status and results, resource limits, and clear retry, cancellation, and failure behavior.

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Perplexity
Sep 1, 2026
mediumSoftware EngineerOnsiteSystem Design
29
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