# Member of Technical Staff (Backend Software Engineer, Search Crawler) at Perplexity

> Serbia · Staff · Backend · open. Source: https://alderhq.app/jobs/ashby%3Aperplexity%3A94ccf41e-d3e1-41aa-9569-c3bcbffc4184 (read 2026-11-05).

## Facts (observed)

- Company: [Perplexity](https://alderhq.app/companies/perplexity)
- Location text: Belgrade; London; Berlin
- Where it can be done from (inferred): Serbia (evidence: "Location: Belgrade; London; Berlin")
- Posted: 2025-07-28 (465 days ago)
- First seen by alder: 2026-11-03 · last verified: 2026-11-04
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://jobs.ashbyhq.com/perplexity/94ccf41e-d3e1-41aa-9569-c3bcbffc4184
- Skills listed (inferred): Python, Rust, C++, AWS, Kubernetes, Distributed systems

## Pay and sponsorship

- Posted pay: not posted
- Market band for similar posted roles (London, n 3): p25 £140k, median £175k, p75 £187k

## Description (the employer's text)

We are seeking an experienced Backend Software Engineer to join our Crawler team. In this role, you will design, develop, and operate systems that ingest, process, and manage web-scale data in support of our next generation of advanced search technologies. This is a critical, high-impact engineering position, requiring expertise across both backend and frontend components of our data acquisition stack.

### Responsibilities

Take ownership of and lead projects focused on developing large-scale web crawlers, ingestion pipelines, and data processing systems.

Build, maintain, and optimize core backend and frontend components for crawler services, including storage, retrieval, and UI dashboards for data management.

Collaborate closely with Search and Infrastructure teams to ensure the reliable, high-quality ingestion and processing of billions of web pages.

Architect and implement fullstack features and scalable distributed systems that handle high-load and real-time data operations.

Rapidly iterate, experiment with novel approaches, and continuously enhance system performance, usability, and reliability.

### Qualifications

Minimum of 5 years of software development experience, with strong knowledge of data structures and algorithms in at least one of the following languages: Python, C++, Rust, or Go.

Experience with large-scale web crawlers is highly desirable.

Proven experience building, deploying, and optimizing high-load, distributed, and hardware-adjacent services.

Deep understanding of cloud infrastructure, with hands-on experience in Kubernetes (K8s) and AWS.

Demonstrated passion for writing clean, efficient, and scalable systems.

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/ashby%3Aperplexity%3A94ccf41e-d3e1-41aa-9569-c3bcbffc4184 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.