Search Rust Engineer (Member of Technical Staff)

• Perplexity AI is seeking a talented Search Rust Engineer to join our rapidly growing team, driving innovation in AI-powered search experiences


• As a Search Rust Engineer, your main mission will be to relentlessly optimize performance - squeezing every millisecond of latency from our search stack, while implementing robust, scalable, and reliable systems


• Architect, build, and optimize ultra-low-latency search infrastructure using Rust


• Profile and instrument services, continuously driving down response times at scale


• Develop and maintain distributed backend components powering real-time search and retrieval


• Collaborate closely with product and infrastructure teams to design systems that deliver best-in-class query performance


• Apply advanced concurrency, memory management, and network programming patterns for maximum throughput


• Monitor, debug, and tune production workloads to ensure reliability under demanding traffic


• Contribute to code reviews and mentor peers in high-efficiency Rust development

Track record of driving efficiency for search or data-intensive products

Passion for benchmarking, instrumentation, and continuous performance improvement

Ability to thrive in fast-paced environments and own critical product code

Background in cloud infrastructure - preferably AWS - and container orchestration

Strong understanding of systems design, Linux internals, and performance debugging

Deep expertise in Rust programming, especially for backend/search systems

Experience profiling and tuning high-load, low-latency distributed services