Sr Data Scientist (32508)

Position: Senior Data Scientist Location: Waukegan, IL (Onsite) Duration: 6+ months with potential for extension Client: Direct client through Myticas Consulting Job Description: Myticas is seeking a highly skilled Senior Data Scientist for a contract opportunity with one of our direct clients based in Waukegan, IL. The ideal candidate will have strong experience in Python programming and a deep understanding of large language models (LLMs), retrieval-augmented generation (RAG), and associated tools. Key Responsibilities and Requirements: Programming and Development: • Proficient in Python programming. • Solid understanding of the core data science stack including pandas, NumPy, and scikit-learn. • Experience with API development and integration using tools such as the requests library and FastAPI. Large Language Models & RAG: • Experience working with LLMs and retrieval-augmented generation techniques. • Hands-on experience with frameworks such as LangChain and LangGraph is strongly preferred. • Capable of developing robust, user-friendly processes for LLM deployment and usage. • Experience in developing intelligent agents and implementing few-shot prompting with RAG. • Understanding of vector databases and libraries, such as FAISS and Elasticsearch. Software Development Best Practices: • Strong grasp of object-oriented programming (OOP). • Ability to write modular, maintainable, and well-documented code. • Familiarity with documentation practices including use of docstrings, dataclass, and Pydantic. • Proficient in version control tools and methodologies (e.g., Git). Data & Evaluation: • Proficiency in writing efficient and performant SQL queries. Experience benchmarking AI and data science methods, particularly using ranking metrics such as: • Mean Reciprocal Rank (MRR) • Top-k Accuracy • Top-k Precision • Top-k Recall