Data Scientist/ Engineer (Hybrid -Boston)

Shift delivers AI agents that transform insurers' most critical work. By combining deep industry expertise and unmatched data resources, Shift provides proven results that have earned the trust of hundreds of the world's leading insurers. Our insurance-grade AI is accurate, explainable, and secure—empowering human experts to move with unmatched speed, total confidence, and a renewed focus on the people they serve. Your browser does not support the video tag. Our culture is built on innovation, trust, and a drive to transform the insurance industry through our SaaS platform. We come from more than 50 different countries and cultures and together we are creating the future of insurance. Learn more at www.shift-technology.com About the Team • This role is part of our Data Science team which is the largest team in our organization consisting of over 200+ Data Scientists throughout the world. • Our Data Scientists work in a full lifecycle role and on a broad range of subjects acquiring extensive technical and professional experience in data science, data engineering, coding, business understanding and client engagement. • Our company is small enough that each person’s achievements has an impact on our overall performance, yet big enough to be a world leader and innovator in our domain. • As a member of the data science team, you will be working alongside our technical experts and your role will be key to rolling out our enterprise level solutions to our clients. Key Responsibilities • Your role will be to actively contribute to the US- Insurance roadmap and clients , and working on various data types such as structured data, free text, documents and images. • Build and productionize data pipelines (structured, text, documents, images) optimized for LLMs and multi-modal models. • Design, develop and deploy LLM-based solutions (RAG, embeddings, instruction tuning) for subrogation, claims handling, document understanding, and related use cases. • Experiment with the latest in Agentic AI technologies (Langchain/Langgraph, OpenAI Agent SDK, MCP, A2A) and develop MVP for the next generation of autonomous subrogation solutions. • Develop " Chain-of-Thought " and " ReAct " prompting strategies to ensure the agent can justify its liability percentages based on the Comparative Negligence laws of different jurisdictions. • Create custom " tools " for the agent, allowing it to query internal databases, call external weather APIs, or calculate impact force based on telemetry data. • Establish rigorous evaluation frameworks (LLM-as-a-judge) to ensure the agent’s decisions are unbiased, legally sound, and explainable. • Ensure responsible-AI practices: privacy, hallucination mitigation, explainability and compliance. • Lead client workshops, present prototypes , gather feedback and help define roadmap priorities. WHAT WE ARE LOOKING FOR We are looking for candidates with diverse skills to help us build excellent technology solutions for our clients and be proficient in the following skills: • Expert proficiency in production-level object-oriented programming (OOP) for building scalable and reliable systems. • Proven hands-on experience with Large Language Models (LLMs) and generative AI techniques (including RAG, embeddings, prompt engineering, and model tuning ), leveraging frameworks such as OpenAI/Anthropic or open-source variants. • Solid foundation in ML fundamentals with practical experience in the full machine learning lifecycle, including model evaluation, monitoring, versioning, and deployment in production environments. • Experience designing and implementing robust data pipelines for document, OCR, and multi-modal data workflows . • Agentic Frameworks: Experience with integrating frameworks like LangChain/LangGraph