[Remote] Data Scientist II

Note: The job is a remote job and is open to candidates in USA. LivePerson is a leader in trusted enterprise conversational AI and digital transformation. The Data Scientist II role involves advancing Conversational AI through research and experimentation with Large Language Models, analyzing conversational datasets, and collaborating with cross-functional teams to inform product and business strategies.ResponsibilitiesPropose, plan, and execute applied research initiatives that will make a real-world impact on Conversational AI using Large Language Models (LLMs) within a commercial settingUse expert knowledge of Transformer architecture mechanics (Attention, Tokenization, Embeddings) to consistently find the most effective, efficient, stable, explainable, and elegant prompting and orchestration approachesUtilize modern LLM inference and retrieval pipelinesAnalyze large scale conversational datasets for RAG (Retrieval-Augmented Generation) optimizationBring research-inspired prompt strategies to life within production systemsCreate durable, flexible scientific evaluation and experimentation capabilities for non-deterministic model outputsPresent findings on model behavior and context efficacy in ways that inform and guide business and product strategyWork closely with other scientistsStay current with the rapidly evolving state of Generative AISkillsRequires a Master's degree in Computer Science, Artificial Intelligence, Computational Linguistics, Operations Research, Industrial Engineering, or a directly related field plus two (2) years of experience as a data scientistMust have two (2) years of experience in the following (experience may be gained concurrently):Programming experience in PythonDeveloping and designing Large Language Model (LLM) interaction flows, evaluation frameworks, or advanced prompting strategiesPartnering with engineering teams to deploy GenAI/LLM solutions into productionMust have one (1) year of experience in the following (experience may be gained concurrently):Experience with Generative AI, including Large Language Models, Prompt Engineering, Retrieval Augmented Generation (RAG), and Semantic Search/Vector DatabasesResearching and implementing advanced prompting techniques, such as Chain-of-Thought or Few-Shot promptingExperience with dialogue systems and context managementHands on experience with LLM Orchestration Frameworks, such as LangChain / LangGraphExperience with Transformer architectures, specifically understanding Attention mechanisms, Context Windows, and Tokenization constraintsExperience with SQLBenefitsMedical, Dental, and Vision Insurance: Comprehensive plans to support your health needs.Wellness Resources: Access to wellbeing resources and programs including our EAP plan.Health & Mental Support: Access a confidential and free Employee Assistance Program (EAP), providing professional counseling.401(k) Retirement Plan: To help you plan for your financial future by offering both the plan and a 4% employer match (100% match on the first 3% contribution and 50% match on the next 2% contribution)HSA & FSA Plans: To help you plan for health related expenses on a pre-tax basisEmployee Stock Purchase Program (ESPP): Participate and receive a discount on company shares, allowing you to directly share in LivePerson's success and growth.Additional Insurances: Basic and supplemental life insurance, Accidental Death & Dismemberment (AD&D) insurance, long-term and short-term disability insurance coverage, legal plan, identity theft protection plan, and critical illness supplemental insurance.Development: Access to internal professional development resources.Flexible Paid Time Off (PTO): Discretionary PTO package for flexible days off with manager approval.Paid Public Holidays.Generous Parental Leave Policy: Including maternity/paternity support and fertility services.Remote-First Model: This role is fully remote (**#LI-Remote**), offering excellent work-life balance and flexibility. We also maintain dedicated WeWork space for those who wish to meet colleagues or collaborate in person.Company OverviewLivePerson provides real-time intelligent customer engagement solutions that help companies enhance the relationship with their customers. It was founded in 1995, and is headquartered in New York, New York, USA, with a workforce of 501-1000 employees. Its website is http://www.liveperson.com.