Perplexity
Open positions
Member of Technical Staff Search Crawler Analyst
You will diagnose quality issues in the crawling pipeline and improve page selection for indexing. You will design metrics and experiments, build training datasets and LLM-as-a-judge labeling pipelines, and train small…
Member of Technical Staff Machine Learning Engineer Search and Agents
You will improve search and agent quality through model, training-data, tool, and system improvements. You will develop post-training methods, train and evaluate multi-agent systems, build agent harnesses, improve…
Member of Technical Staff Search Core DevOps Engineer
You will design and implement highly available, scalable systems and tools for engineers. You will build CI/CD workflows, maintain databases, scale web backends, monitor applications, resolve reliability and…
Member of Technical Staff Software Engineer Security
You will build and operate security software, automation, internal AI agents, and investigation tools. You will support vulnerability-management workflows, integrate security signals into data pipelines, automate…
Member of Technical Staff Search Quality Analyst
You will diagnose search-pipeline quality issues, create metrics, and build training datasets and LLM-as-a-judge labeling pipelines. You will improve snippet and page-selection algorithms, and design and analyze A/B…
Member of Technical Staff Search Engine Developer Search Core
You will design and build search engine components such as indexing pipelines, retrieval algorithms, and ranking systems at massive scale. You will develop streaming and batch processing systems, optimize low-level…
Member of Technical Staff Offensive Security Engineer
You will plan and execute red-team, purple-team, penetration-testing, and adversary-simulation engagements across cloud infrastructure, applications, endpoints, and AI systems. You will build offensive tooling, assess…
Member of Technical Staff Search Core Indexing and Data Pipeline Stream
You will design and build core search-engine components, including indexing pipelines, storage formats, retrieval algorithms, and ranking systems. You will develop streaming and batch data-processing systems for…
Member of Technical Staff Machine Learning Engineer Search
You will improve search quality through models, data, and tools. You will architect search-platform and model-stack components, train and evaluate retrieval, ranking, classification, and LLM models, and deploy models…
Member of Technical Staff Backend Infrastructure Engineer Search
You will build and operate scalable, low-latency infrastructure for search serving and retrieval. You will design distributed backend systems, debug production Linux, container, and networking environments, and improve…
Member of Technical Staff Machine Learning Engineer Ranking Quality Search
You will own ranking-quality problems from evaluation and bottleneck identification through implementation and safe release. You will train and evaluate retrieval, ranking, and classification models, including neural…
Member of Technical Staff Backend Software Engineer Search Crawler
You will lead projects that develop large-scale web crawlers, ingestion pipelines, and data-processing systems. You will build and optimize backend and frontend crawler components, including storage, retrieval, and…
Search Machine Learning Engineer Intern
You will improve search quality through model, data, and evaluation experiments. You will implement retrieval, ranking, and classification components, train and evaluate models, deploy and monitor search models, and…
Search Backend Infrastructure Engineer Intern
You will help design, build, and operate infrastructure and backend services for search. You will create internal automation, support AWS deployments and monitoring, improve CI/CD and testing, debug Linux-based…
Member of Technical Staff Software Engineer Cloud Infrastructure
You will own the cloud-infrastructure roadmap and technical strategy. You will design networking, scale Kubernetes and compute platforms, and build isolated deployment topologies. You will implement multi-region…
Technical Recruiter
You will manage full-cycle recruiting for engineering and research roles, build outbound sourcing pipelines, partner with hiring managers and engineers to calibrate profiles, analyze pipeline data, build recruiting…
Member of Technical Staff Software Engineer Desktop Apps
You will implement application experiences with product and design partners, creating fast and intuitive interfaces. You will use agentic coding tools to accelerate development and collaborate on instrumentation and…