Learn essential best practices for developing serverless applications on AWS through this 49-minute conference talk from AWS Summit Amsterdam 2025. Discover proven strategies and methodologies that experienced serverless developers use to build scalable, efficient, and maintainable applications using AWS serverless services. Explore key principles for architecting serverless solutions, optimizing performance, managing costs, implementing proper monitoring and observability, and following security best practices. Gain insights into common pitfalls to avoid and learn how to leverage AWS serverless technologies effectively to create robust cloud-native applications that can scale automatically based on demand.