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