Member of Technical Staff (Search Engine Developer, Search Core)
Perplexity AI · Belgrade · London · Berlin
CHECKED 5H AGO
Applied AIonsitesenior
At a glance
Highlights
- Build core search engine components operating at billions of pages scale.
- Design indexing pipelines, retrieval algorithms and ranking systems.
- Drive architecture decisions for foundational next-generation search products.
Ideal candidate
A systems-minded engineer who owns projects end-to-end and obsesses over performance, scalability and clean design. You thrive tuning low-level systems and building foundational search infrastructure at massive scale.
Requirements
- 3+ years of hands-on experience in systems programming
- Ownership of full project lifecycle from build to deployment and scaling in production
- Knowledge of Python or other scripting languages
- Strong knowledge of algorithms, data structures and multithreading trade-offs
- Experience building high-load, distributed and hardware-adjacent services
- Solid understanding of Linux internals including syscalls, networking and memory model
- Familiarity with low-level optimization including memory management, cache efficiency and profiling
Lab profile
About Perplexity AI
Builds AI search answers and agentic Computer to turn knowledge into action.
What they build
- Perplexity AI answer engine
- Perplexity Computer agentic assistant
- Comet AI browser and desktop apps
Known for
- Agentic AI and agent capabilities
- Applied AI product engineering
- Cross-platform apps across web, mobile and desktop
- Multimodal AI and integrations
Key facts
- Founded in 2022
- Headquartered in San Francisco, California
- Serves millions of users daily