Lead Software Engineer, AI Platform

🕒 May 14

🤠 Texas – Remote

🤠 Texas – Remote

⏰ Full Time

🟠 Senior

🤖 AI Engineer

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Lennar

WebsiteLinkedInAll Job Openings

5001 - 10000 employees

Founded 1954

🏠 Real Estate

Real Estate

Lennar is a leading homebuilding company in the United States, known for building beautiful communities in desirable markets across the country. With a strong focus on quality craftsmanship, Lennar offers a range of housing options including single-family homes, townhomes, condominiums, and homes designed for active adults and multigenerational living. They also provide comprehensive home buying services including financing through Lennar Mortgage and partnerships with Opendoor for selling existing homes. Operating in 26 states, Lennar is recognized for its commitment to creating communities that cater to diverse lifestyles.

📋 Description

• 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

🎯 Requirements

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

🏖️ 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 • Associate Assistance Plan • Education Assistance Program • Up to $30,000 in Adoption Assistance • Up to three weeks of vacation annually • Generous Holiday, Sick Leave, and Personal Day policies • New Hire Referral Bonus Program • Significant Home Purchase Discounts • Everyone’s Included Day