…We're a diverse group of scientists, engineers, and researchers united by our mission to make Alexa more natural, helpful, and delightful. Our culture…

…The ideal candidate operates at the frontier of AI research and deployment, translating ambiguous business opportunities into production-grade ML systems that generate measurable…

…Responsibilities Act as strategic partner for researchers and engineers to guide localization algo development Define and execute on roadmaps for measuring localization member impact…

…Engineers and scientists on the team work at the intersection of deep learning, large-scale experimentation, and marketplace economics, shipping production-grade models and…

…Establish rigorous evaluation frameworks to ensure recommendations and insights are accurate, trustworthy, measurable, and aligned with customer and business goals. Shape the future of…

…and research teams to assess how effectively AI systems identify security issues, support developer and enterprise workflows, and create measurable customer value. - Develop evaluation…

…As a Principal Applied Scientist , you’ll lead the science behind Discover’s ranking and content‑quality stack, combining LLMs, multimodal models, and large…

…Experience translating business decisions into measurable objectives, interventions, evaluation designs, and production systems. • Strong Python and SQL skills and experience working with large-scale…

…This is not a research role. Your time horizon is weeks rather than quarters, and success is measured by what reaches users and the…

…Build the ML and data platform Help stand up the infrastructure that underpins learning including data lake foundations and serving infrastructure. Evaluate new tools…

Overview Our team of Applied Scientists works on designing online advertising auctions owned by Microsoft Advertising and its partners. We develop algorithms for ranking…

…re-ranking. - Experience building and operating evaluation frameworks for LLM-based systems; you have a systematic approach to measuring quality. - Strong Python engineering; your…

…This data scientist will perform careful hypothesis generation, causal inference framework development, and model development/evaluation to ideate and drive payment strategies on our…

…evaluate different approaches Apply in-depth knowledge of how the ML infra interacts with the other systems around it Mentor other engineers / research scientists…

…You will own the intelligence layer of these agents end-to-end, from modeling and retrieval to evaluation and launch, working alongside applied scientists…

…and running evaluation frameworks for generative AI (e.g., LLM-as-judge, human-alignment measurement, benchmarking output quality). - A track record of applied-research…

…ranking models and summary quality, and partner closely with Data Scientists on model evaluation — including LLM-as-a-Judge quality scoring and contextual bandit…

…Design and analyze experiments that measure genuine impact on behavior and health, not just engagement. Mentor and raise the bar As a Staff scientist…

…Establish industry-leading evaluation frameworks and benchmarks to rigorously measure and continuously improve workflow reliability. Conversational Intelligence at Scale: Pioneer new NLP- and LLM…

…Understanding of Responsible AI, compliance, privacy, governance, and enterprise security requirements. Experience designing agent evaluation, observability, quality measurement, and reliability frameworks for AI-powered…

…triage, and detection-authoring tasks. - Build behavioral and statistical models that detect threat actor behavior, and design the evaluation frameworks that measure model performance…

…We work on a wide range of challenging problems in the areas of ads and platform measurement, campaign and creative management, advertiser growth and…

…enable other data scientists and cross-functional partners to find and interact with data seamlessly Design, evaluate, and/or measure team-level KPIs to…

Meta is seeking a Research Scientist Manager to join Meta Superintelligence Labs (MSL). In this role, you’ll lead the efforts of building and…

…design and implementation of performant, real-time, numerics-heavy algorithms in Rust and/or C++ at production scale Partner closely with research scientists to…