
Job Overview
Location
Remote
Job Type
Full-time
Category
Backend Engineer
Date Posted
February 12, 2026
Full Job Description
đź“‹ Description
- • Join Perplexity as a Backend Infrastructure Engineer Intern and become an integral part of a dynamic, high-impact team dedicated to building the core systems that power our cutting-edge search experience. This is a unique opportunity to gain hands-on experience in a fast-paced, innovative environment, working alongside seasoned engineers who are passionate about creating reliable, scalable, and performant infrastructure.
- • As an intern, you will be deeply involved in the entire lifecycle of our backend infrastructure and search systems. You will have the chance to contribute to the design, development, deployment, and ongoing operation of the services that ensure Perplexity remains a leader in information discovery. Your work will directly impact the speed, reliability, and scalability of our platform, making a tangible difference to millions of users worldwide.
- • A significant part of your role will involve building and maintaining the robust infrastructure that underpins our high-performance search systems. This includes working with cloud-native technologies, understanding distributed systems principles, and contributing to the optimization of our search backend. You will receive dedicated mentorship from senior engineers, guiding you through complex technical challenges and providing invaluable insights into best practices in infrastructure engineering.
- • You will also play a key role in designing and implementing internal tools and automation. These tools are crucial for enhancing developer workflows, streamlining operational processes, and increasing overall efficiency across the engineering team. By automating repetitive tasks and improving existing systems, you will directly contribute to a more productive and agile development environment.
- • The internship will provide extensive exposure to cloud infrastructure, specifically on AWS. You will support the design, deployment, and meticulous monitoring of cloud-native systems, gaining practical experience with services that are essential for modern, scalable applications. This hands-on experience with a leading cloud provider will be a significant asset to your professional development.
- • Furthermore, you will contribute to the continuous improvement of our CI/CD pipelines, testing infrastructure, and release processes. Understanding and optimizing these critical elements ensures that we can deliver high-quality software rapidly and reliably. You will learn how to implement effective testing strategies and streamline deployment workflows.
- • Debugging and optimizing Linux-based services, containers, and backend systems will be another core responsibility. You will develop a deep understanding of system performance, identify bottlenecks, and implement solutions to enhance efficiency and stability. This will involve working with various monitoring tools and performance analysis techniques.
- • Beyond infrastructure, you will have the opportunity to contribute to our product codebases, primarily using modern, high-performance languages such as Rust, Go, or C++. This cross-functional exposure will provide a holistic view of our technology stack and allow you to apply your programming skills to real-world product features.
- • This internship is designed to be a comprehensive learning experience, offering a blend of challenging technical work, collaborative problem-solving, and direct mentorship. You will be encouraged to ask questions, propose innovative solutions, and take ownership of your projects.
- • The program duration is 12-24 weeks, full-time, and will be based in our Belgrade office, offering a fully immersive experience within our engineering culture.
- • We are looking for individuals who are eager to learn, passionate about technology, and driven to make an impact. If you are excited by the prospect of working on complex backend systems and contributing to a product that is revolutionizing how people find information, this internship is the perfect launchpad for your career in infrastructure engineering.
Skills & Technologies
Go
Rust
AWS
Linux
Backend
Junior
Remote
About Perplexity AI, Inc.
Perplexity AI operates an AI-powered conversational search engine that answers queries by synthesizing live web information. The platform combines large language models with real-time retrieval, citing sources for transparency. Founded in 2022, the San Francisco-based company offers free and subscription tiers, mobile apps, and browser extensions, targeting consumers and enterprises seeking accurate, verifiable answers instead of traditional link lists.
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