Explore how to build and manage production-grade conversational AI systems at scale in this technical conference session from AWS re:Invent 2025. Dive deep into Alexa+'s architecture to understand real-time inference implementation, strict latency requirement management, and AI guardrail deployment using a comprehensive suite of AWS services including Amazon Bedrock, Amazon SageMaker, Amazon Lambda, Amazon ECS, Amazon DynamoDB, and CloudWatch. Discover architecture patterns for processing millions of daily conversations while maintaining high accuracy and safety standards. Learn to apply AWS Well-Architected principles to build robust, scalable conversational AI systems that can handle enterprise-level demands. Gain insights from real-world implementation challenges and solutions used in one of the world's most widely deployed conversational AI platforms.