
Data Scientist II
LivePerson
full-time
Posted on:
Location Type: Remote
Location: United States
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Salary
💰 $120,000 - $145,000 per year
About the role
- Propose, plan, and execute applied research initiatives that will make a real-world impact on Conversational AI using Large Language Models (LLMs) within a commercial setting.
- Use expert knowledge of Transformer architecture mechanics (Attention, Tokenization, Embeddings) to consistently find the most effective, efficient, stable, explainable, and elegant prompting and orchestration approaches.
- Utilize modern LLM inference and retrieval pipelines.
- Analyze large scale conversational datasets for RAG (Retrieval-Augmented Generation) optimization.
- Bring research-inspired prompt strategies to life within production systems.
- Create durable, flexible scientific evaluation and experimentation capabilities for non-deterministic model outputs.
- Present findings on model behavior and context efficacy in ways that inform and guide business and product strategy.
- Work closely with other scientists.
- Stay current with the rapidly evolving state of Generative AI.
Requirements
- Requires 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 scientist.
- Must have two (2) years of experience in the following (experience may be gained concurrently):
- Programming experience in Python
- Developing and designing Large Language Model (LLM) interaction flows, evaluation frameworks, or advanced prompting strategies
- Partnering with engineering teams to deploy GenAI/LLM solutions into production
- Must 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 Databases
- Researching and implementing advanced prompting techniques, such as Chain-of-Thought or Few-Shot prompting
- Experience with dialogue systems and context management
- Hands on experience with LLM Orchestration Frameworks, such as LangChain / LangGraph
- Experience with Transformer architectures, specifically understanding Attention mechanisms, Context Windows, and Tokenization constraints
- Experience with SQL
Benefits
- Medical, 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 basis
- Employee 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, offering excellent work-life balance and flexibility.
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
PythonLarge Language Models (LLM)Prompt EngineeringRetrieval-Augmented Generation (RAG)Semantic SearchDialogue SystemsContext ManagementLLM Orchestration FrameworksTransformer ArchitectureSQL
Soft Skills
collaborationcommunicationpresentationresearchproblem-solving
Certifications
Master's degree in Computer ScienceMaster's degree in Artificial IntelligenceMaster's degree in Computational LinguisticsMaster's degree in Operations ResearchMaster's degree in Industrial Engineering