Lead Software Engineer, Plan Intelligence

Lennar

. Collaborate with project stakeholders to understand functional and non-functional requirements .

Posted 10/8/2026full-timeRemote • United StatesSenior💰 $155,895 - $207,861 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong expertise in JavaScript, React.js, TypeScript, and Python with FastAPI, alongside a proven ability to lead teams in Agile environments. Capable of architecting and implementing complex technical solutions while ensuring adherence to best practices in software development and integration.

Highest-signal resume keywords

JavaScript ExpertiseReact.js ProficiencyPython FastAPI DevelopmentTeam Leadership in AgileCI/CD Pipeline Knowledge

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaScriptReact.jsTypeScriptPythonFastAPISQLHTMLCSSUnit TestingIntegration Testing

Soft Skills

Problem SolvingAnalytical SkillsCommunicationCollaborationMentoring

Tools & Technologies

AWSDockerGitViteCI/CDPostgreSQLTanStack QueryMicrosoft Entra IDECSS3

Industry Keywords

Data AnalyticsGeospatial DataInteractive MappingGenerative AIA/B TestingProduct AnalyticsHomebuildingReal EstateConstruction DomainData Pipelines

Tech Stack

Tools & technologies

AWSCloudDockerJavaScriptPostgresPythonReactSQLTypeScript

About the role

Key responsibilities & impact

Collaborate with project stakeholders to understand functional and non-functional requirements
Promote a collaborative team environment and work with colleagues to achieve business objectives
Plan work estimation and forecasting
Adhere to architecture, design, implementation, security standards, and best practices
Investigate and propose solutions to development and design problems
Analyze integration needs and design and plan integrations
Prepare technical documentation, including software design evaluation plans and test results
Write high-quality, simple, clear, and testable code
Implement unit and integration tests and conduct functional and performance testing
Participate in code reviews and collaborative programming
Develop reusable software building blocks
Improve existing software performance 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
Own features end to end across a server-rendered React and TypeScript front end and Python FastAPI service backed by PostgreSQL on AWS
Partner with data engineering on pipelines feeding plan, geospatial, and margin data into the platform
Build and tune interactive mapping, charting, and export experiences over large plan and community datasets
Extend LLM-assisted features built on AWS Bedrock while managing output quality, latency, and cost
Support the platform across development, UAT, and production environments on AWS using monitoring and product analytics

Requirements

What you’ll need

Master’s degree in computer science and 5+ years with web technology stack and web standards; OR Bachelor’s degree in computer science, computer information systems or equivalent degree and 7+ years with web technology stack and web standards
Growth mindset and willingness to learn new skills, technologies, and frameworks
Excellent problem solving and analytical skills
Proven track record managing a team of developers
Proven track record architecting, scaling, and implementing complex technical solutions
Proven track record of leadership in Agile environments, with excellent communication and collaboration skills, and passion for mentoring and empowering team members
Ability to communicate complex technical information to various stakeholders verbally and in writing
Strong expertise in JavaScript (7+ years)
High proficiency in React.js (5+ years)
Strong command of semantic HTML and modern CSS, including CSS-in-JS, accessibility, and responsive design principles
Proficiency in TypeScript and modern React tooling, including Vite, server-side rendering, client-side routing, and a server-state library such as TanStack Query or equivalent
Knowledge of CI/CD pipelines, Git, package managers, debugging, and troubleshooting complex issues
Proficiency in Python with 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 securely handling server-side sessions and tokens
Experience writing automated unit and integration tests across front end and back end
Preferred: 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; third-party integrations; homebuilding, real estate, or construction domain data

Benefits

Comp & perks

Medical, Dental, and Vision coverage
401(k) Retirement Plan with a $1 for $1 Company Match up to 5%
Paid Parental Leave
Associate Assistance Plan
Education Assistance Program
Up to $30,000 in Adoption Assistance
Up to three weeks of vacation annually from the moment of hire
Holiday, Sick Leave, and Personal Day policies
New Hire Referral Bonus Program
Home Purchase Discounts
Everyone’s Included Day
Bonuses may be available
Commissions may be available