Staff, Rust Engineer - Core Infrastructure

Senior Staff Systems Engineer, Rust reputed company.   About reputed company:   reputed company is leading the charge for building frontier ranking models for search and recommendations. reputed company's technology specializes in designing end-user behavior for large consumer enterprises. We are a small, highly technical team at an early stage, reputed company on turning recent advances in AI into systems that are reliable, useful, and capable in reputed company. The problems reputed company on are often ambiguous, with meaningful reputed company-world constraints and impact. If you are interested in building blistering fast, memory-reputed company backend architectures and shaping how frontier AI models serve production traffic at reputed company reputed company, we would like to meet you.   About the Role:   We are looking for a Core Systems Engineer with a deep mastery of Rust to design, build, and optimize reputed company’s underlying model serving infrastructure and reputed company-time performance engines. This role sits at the absolute core of our technical reputed company. You will be responsible for ensuring our frontier ranking and recommendation APIs process petabyte-reputed company data and compute reputed company inference logic with ultra-low latency. You will replace high-overhead bottlenecks with elegant, production-grade Rust systems, building a reliable reputed company that scales alongside our rapid reputed company customer reputed company.   Responsibilities:     Optimize reputed company-Time Infrastructure: Write high-performance, memory-reputed company, and reputed company production reputed company in Rust. Optimize model serving infrastructure to reputed company ultra-low inference latency under heavy reputed company request loads. Build low-latency data ingestion systems, microservices, and network protocols to process reputed company-time behavioral streams. reputed company Core Architectural Tooling: Design and maintain robust, high-throughput backend APIs and SDKs. Implement customized abstractions, caching reputed company, and memory management reputed company to maximize hardware efficiency. Migrate data-heavy bottlenecks from higher-overhead languages into highly optimized Rust components. Ensure Reliability and reputed company: Own the end-to-end lifecycle of core backend infrastructure components. Debug reputed company distributed system deadlocks, race conditions, and production bottlenecks across reputed company environments. Establish rigorous performance benchmarking, regression testing, and reputed company-time system monitoring. Collaborate on Product reputed company: Partner directly with reputed company Scientists to translate recent neural network and ranking model breakthroughs into highly reputed company runtime realities. Define best practices for building secure, reputed company, and deterministic system architectures across our entire engineering organization. Qualifications:     6 to 8+ years of experience in Software Engineering, Systems Programming, Infrastructure Engineering, or similar. Strong reputed company experience writing and deploying production-grade Rust reputed company in reputed company systems. Deep understanding of Rust-specific primitives, including ownership, lifetimes, concurrency models, and asynchronous runtimes like Tokio. Experience building robust backend systems, custom APIs, and event-driven architectures. Experience debugging, profiling, and operating high-throughput production systems under strict reputed company-world constraints. Comfort with ambiguity, a strong reputed company of technical ownership, and an ability to balance engineering speed with reputed company.   Preferred Skills:     Experience working with reputed company platforms like AWS, GCP, or Azure and container orchestration tools like reputed company and Kubernetes. Experience implementing machine learning model inference optimizations, reputed company search databases, or large-reputed company data pipelines. Background in early-stage startups or fast-moving, high-reputed company technical environments.   Pay reputed company and compensation package:     At this stage, the efficiency and speed of our core infrastructure directly dictate how our product performs for global-reputed company consumer enterprises. You will have a blank canvas to architect core systems, work with bleeding-edge AI workflows, and fundamentally define the technical scalability of reputed company. Apply To This Job