[Hiring] Lead Software Engineer, AI Platform @Lennar

Role Description

The Lead Software Engineer reports to the Engineering Manager. You will lead the design, development, and evolution of enterprise-grade AI solutions and MCP servers. This role requires a hands-on leader to deliver scalable, secure, and business-aligned AI infrastructure on AWS.

Your Responsibilities on the Team:

• Lead the adoption of ServiceNow and AWS-native AI capabilities.
• Identify opportunities where AI reduces manual effort and improves service outcomes.
• Design a repeatable, domain-aligned pattern as a Spotify Backstage Software Template.
• Architect production-ready MCP servers with integrated authentication and RBAC.
• Develop reference Python MCP servers for enterprise domains like Workday.
• Implement shared authentication libraries for Entra ID and OAuth flows.
• Build a tool-accuracy eval harness to validate LLM tool behavior in CI.
• Automate registration with AWS Bedrock AgentCore Gateway.
• Manage container deployment on AWS ECS Fargate using read-only filesystems.
• Deploy infrastructure-as-code using Terraform or CloudFormation.
• Instrument observability using OpenTelemetry tracing and structured JSON logging.
• Conduct technical design reviews and architecture governance.
• Transfer knowledge to the platform team through live sessions and documentation.

Qualifications

• 7+ years of production Python using async frameworks like FastAPI or Starlette.
• Deep knowledge of IAM role chaining, Secrets Manager, ECR, and VPC networking.
• Hands-on experience with Model Context Protocol (MCP) and AWS Bedrock AgentCore.
• Advanced OAuth 2.0/OIDC execution, including On-Behalf-Of flows and JWT validation.
• Experience authoring Spotify Backstage templates and GitHub Actions CI/CD pipelines.
• Proven history of integrating complex REST APIs such as Workday, Salesforce, or ServiceNow.

Requirements

• 8+ years of overall IT experience.
• 6+ years of hands-on architecture and development experience.
• Demonstrated ability to lead complex, enterprise-scale implementations.
• Excellent technical writing skills for runbooks and architecture docs.
• Operate computer equipment and remain in a primarily sedentary position.
• Lift and carry up to 25 lbs.
• Finger dexterity is necessary.
• Location: Remote US / Onsite / Hybrid.

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 and significant Home Purchase Discounts.
• Unique opportunities such as the Everyone’s Included Day.