Sr Data Scientist

We are Lennar  

Lennar is one of the nation's leading homebuilders, dedicated to making an impact and creating an extraordinary experience for our Homeowners, Communities, and Associates by building quality homes and providing exceptional customer service, giving back to the communities in which we work and live, and fostering a culture of opportunity and growth for our Associates throughout their career. Lennar has been recognized as a Fortune 500® company and consistently ranked among the top homebuilders in the United States. 

A Career that Empowers You to Build Your Future 

As a Senior Data Scientist at Lennar, you will design, build, and deploy advanced models and AI agents that shape how Lennar prices, sells, and personalizes experiences for customers across 40+ divisions. You’ll work end-to-end—from research and experimentation to production deployment and monitoring—delivering measurable business impact in pricing, sales, operations, and customer engagement. You’ll collaborate across teams, navigate ambiguity, and drive innovation in a rapidly evolving AI ecosystem. 

Your Responsibilities on the Team  

• Design, build, and deploy pricing recommendation models to optimize sales velocity, revenue, and division-level targets. 

• Develop sales forecasting and demand prediction models to support pricing and inventory decisions. 

• Build personalization algorithms for tailored product recommendations and communications across email, text, and digital platforms. 

• Apply machine vision and feature extraction on home attributes (photos, plans, finishes) to inform premium pricing and personalization strategies. 

• Design, build, and deploy autonomous AI agents using frameworks like Amazon Bedrock and AgentCore to solve business problems in pricing, sales, operations, and customer interactions. 

• Engineer and maintain data pipelines and systems supporting all models and agents, ensuring scalability and reliability. 

• Integrate agents with enterprise systems and protocols (MCP servers, A2A protocol, internal APIs). 

• Design and run experiments (A/B tests, multi-armed bandits, uplift models) to measure and optimize model and agent performance. 

• Ensure observability and reliability of deployed agents, including logging, evaluation, monitoring, and drift detection. 

• Proactively gather feedback from stakeholders and adapt solutions for adoption and measurable impact. 

• Translate complex data science and statistical concepts into clear recommendations, stories, and visualizations for executives and non-technical audiences. 

• Favor incremental, explainable solutions that deliver quick wins and scale over time. 

• Drive experimentation with new tools and approaches, ensuring robustness, governance, and scalability in production deployments. 

• Share learnings with the broader team to raise the bar on data science and agentic development across the organization. 

• Manage timelines and expectations transparently with both the data science team and business stakeholders. 

Your Toolbox  

• Bachelor’s or Master’s degree in Statistics, Economics, Math, Computer Science, Data Science, Machine Learning, or related field (or equivalent experience).