New opportunity

Applied AI Data Scientist

LexisNexis Legal & Professional · New York, United States

About this role

The Applied AI Data Scientist will design, evaluate, and improve LLM-powered and agentic AI capabilities for LexisNexis legal products, partnering with engineers and product teams to prototype, run experiments, and productionize AI features. The role focuses on building and benchmarking retrieval, prompting, multi-step reasoning and agent workflows, and creating rigorous, domain-aware evaluation and monitoring for legal AI systems.

Skills for this role

LLMsAgentic systemsPrompt engineeringRetrieval-augmented generation (RAG)Retrieval and rankingSemantic searchEmbeddingsLangChainLangGraphLlamaIndexOpenAI APIsAnthropic APIsGoogle ADKPythonpandasNumPyscikit-learnSQLExperimental designHypothesis testingA/B testingCausal inferenceConfidence/uncertainty quantificationEvaluation methodologiesError analysisBenchmark constructionHuman-in-the-loop evaluationModel monitoringDrift detectionTool integration