Senior Data Scientist

Description

Summary: Seeking a Senior Data Scientist specializing in LLMs and Python to develop AI-powered chatbot solutions, focusing on NLP, Conversational AI, and Responsible AI. Highlights: 1. Develop AI-powered chatbot solutions with LLMs and Python 2. Focus on Responsible AI, compliance, and hallucination prevention 3. Collaborate across teams to optimize a shopping assistant chatbot We are seeking a **Senior Data Scientist** with expertise in Large Language Models (LLMs) and Python to develop AI\-powered chatbot solutions for specialized use cases. The ideal candidate has a strong background in Natural Language Processing (NLP) and Conversational AI, with experience in hallucination prevention, Responsible AI \& compliance, and data analysis. **Responsibilities** * Collaborate with cross\-functional teams across product, analytics, and engineering to build and optimize a shopping assistant chatbot * Develop and refine prompt engineering strategies to improve chatbot interactions * Implement LLM\-based agents that integrate with APIs, databases, and external tools through function calling * Ensure chatbot reliability and hallucination prevention by applying model evaluation techniques * Work with A/B testing frameworks to evaluate and continuously improve chatbot performance * Apply Responsible AI and compliance principles to guarantee ethical and regulatory adherence * Conduct exploratory data analysis to derive insights and create structured requirements for the data engineering team * Guide cloud engineering teams on the infrastructure needs for AI\-powered chatbot solutions **Requirements** * At least 3 years of professional relevant experience in data science * Expertise in LLMs, including working with OpenAI APIs on Azure * Strong Python skills for integrating and optimizing AI workflows * Experience developing AI agents using function calling to interact with external tools and databases * Knowledge of hallucination prevention techniques to ensure chatbot accuracy and reliability * Solid understanding of Responsible AI and compliance best practices, including ethical AI guidelines * Background in Natural Language Processing (NLP) and Conversational AI development * English at B2 level or higher, with strong written and verbal communication skills **Nice to have** * Experience with A/B testing and experimentation, working closely with analytics teams * Ability to define and implement a testing strategy using key performance metrics for chatbots * Proficiency in exploratory data analysis (EDA) for uncovering insights from data * Ability to define and communicate data requirements for the data engineering team * Understanding of cloud services, either through hands\-on experience or the ability to specify requirements for cloud engineering teams