[Hiring] Lead Software Engineer @Lennar

Role Description

We are seeking a talented Lead Software Engineer to join our team. This role involves designing, developing, testing, and deploying software applications. You will collaborate with cross-functional teams to understand business requirements and translate them into technical solutions.

• Collaborate with project stakeholders (product owners, UX researchers, data team, QA team, project managers, cross team leads and designers) to understand functional and non-functional requirements.
• Promote a collaborative team environment and work closely with colleagues to achieve business objectives.
• Responsible for planning work estimation and forecasting.
• Adhere to architecture, design, implementation, security standards and best practices.
• Investigate and propose solutions to development and design problems.
• Conduct analysis to determine integration needs, and design and plan integrations.
• Prepare technical documentation, including software design evaluation plans and test results.
• Write high-quality code that satisfies customer needs and strives for simplicity, clarity, and testability.
• Implement unit and integration tests and conduct functional and performance testing where appropriate.
• Participate in code reviews or use collaborative programming techniques to promote high quality business outcomes.
• Develop reusable software building blocks to enable faster delivery.
• Improve performance of existing software by diagnosing and resolving critical issues.
• Establish development practices and processes.
• Manage and mentor software engineers.
• Lead the design and delivery of Plan Intelligence, an internal analytics platform for plan portfolio analysis, market insights, consumer segments, and EI packages used by division and product teams.
• Own features end to end across a server-rendered React and TypeScript front end and a Python FastAPI service backed by PostgreSQL on AWS.
• Partner with data engineering on the pipelines that feed plan, geospatial, and margin data into the platform, and help define the contracts between them.
• Build and tune interactive mapping, charting, and export experiences over large plan and community datasets.
• Extend LLM-assisted features built on AWS Bedrock, keeping output quality, latency, and cost within agreed limits.
• Support the platform across development, UAT, and production environments on AWS, using application monitoring and product analytics to find and resolve issues.

Qualifications

• Master’s degree in computer science and worked at a company for 5+ years with web technology stack and web standards.
• OR Bachelor’s degree in computer science, computer information systems or equivalent degree and worked at a company for 7+ years with web technology stack and web standards.
• Growth mindset and a willingness to learn new skills, technologies, and frameworks.
• Excellent problem solving and analytical skills.
• Proven track record for managing a team of developers to achieve company goals.
• Proven track record for architecting, scaling and implementing complex technical solutions.
• Proven track record of leadership in Agile environments, with excellent communication and collaboration skills, and a passion for mentoring and empowering team members.
• Demonstrated ability to communicate complex technical information in a condensed manner to various stakeholders verbally and in writing.
• Strong expertise in JavaScript (7+ years) with deep understanding of advanced principles of client-side and server-side development.
• High proficiency in React.js (5+ years), with a solid background in building performant UI components with modern hooks and design patterns.
• Strong command of semantic HTML and modern CSS, including CSS-in-JS with a focus on accessibility and responsive design principles.
• Proficiency in TypeScript and a modern React toolchain (Vite, server-side rendering, client-side routing, and a server-state library such as TanStack Query or equivalent), demonstrating the ability to architect and implement robust front-end solutions.
• Knowledge in building and tooling processes such as CI/CD pipelines, version control (Git), and package managers, coupled with extensive experience in debugging and troubleshooting complex issues.
• Proficiency in Python with a production web framework such as FastAPI, and strong SQL against a relational database such as PostgreSQL.
• Hands-on experience building, deploying, and operating containerized services on AWS (ECS, S3, IAM) using Docker and infrastructure as code.
• Experience integrating enterprise single sign-on (OIDC, Microsoft Entra ID) and handling server-side sessions and tokens securely.
• Experience writing automated tests at both the unit and integration level across the front end and the back end.

Requirements

• Preferred experience in data analytics and reporting interfaces.
• Geospatial data and interactive mapping.
• Generative AI and LLM integrations.
• Data pipelines, streaming, and data lake formats.
• A/B testing and product analytics instrumentation.
• Backend development.
• Cloud platforms.
• 3rd-party integrations.
• Homebuilding, real estate, or construction domain data.

Benefits

• Robust health insurance plans, including Medical, Dental, and Vision coverage.
• 401(k) Retirement Plan with a $1 for $1 Company Match up to 5%.
• Paid Parental Leave and an Associate Assistance Plan.
• Education Assistance Program and up to $30,000 in Adoption Assistance.
• Up to three weeks of vacation annually, alongside generous Holiday, Sick Leave, and Personal Day policies.
• New Hire Referral Bonus Program.
• Significant Home Purchase Discounts.
• Unique opportunities such as the Everyone’s Included Day.