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Data Scientist II at LivePerson. Location Information: United States. Conversational AI that’s anything but artificial. Fast Company named us the #1 Most Innovative AI Company in the World.. Propose, plan, and execute applied research initiatives that have a real-world impact on Conversational AI using Large Language Models (LLMs).. Use expert knowledge of Transformer architecture mechanics to find effective prompting and orchestration approaches.. Utilize modern LLM inference and retrieval pipelines.. Analyze large-scale conversational datasets for RAG optimization.. Implement research-inspired prompt strategies in production systems.. Create evaluation and experimentation capabilities for non-deterministic model outputs.. Present findings on model behavior to inform business and product strategy.. Stay current with Generative AI advancements.. Master's degree in Computer Science, Artificial Intelligence, Computational Linguistics, Operations Research, Industrial Engineering, or a related field.. Two years of experience with programming in Python, developing LLM interaction flows, and deploying GenAI/LLM solutions into production.. One year of experience with Generative AI, including LLMs, Prompt Engineering, RAG, and Semantic Search/Vector Databases.. Experience researching and implementing advanced prompting techniques like Chain-of-Thought or Few-Shot prompting.. Experience with dialogue systems and context management.. Hands-on experience with LLM Orchestration Frameworks such as LangChain.. Experience with Transformer architectures including Attention mechanisms and Tokenization.. Experience with SQL.. Pay range:. $120K - $145K. Medical, Dental, and Vision Insurance.. Access to Employee Assistance Program (EAP) for health and mental support.. 401(k) Retirement Plan with employer match.. HSA & FSA Plans.. Employee Stock Purchase Program (ESPP).. Basic and supplemental insurance coverages.. Access to professional development resources.. Flexible Paid Time Off (PTO) and Paid Public Holidays.. Generous Parental Leave Policy.. Remote-First Model with office space available.