AWS Lambda Powertools for TypeScript provides utilities for logging, tracing, and metrics in serverless applications. In this article we explore the core features including the Logger, Tracer, and Metrics modules. We walk through installation, basic configuration, and advanced patterns like custom metrics and structured logging. The library follows the AWS Well-Architected Framework best practices and integrates seamlessly with Lambda layers. Whether you are building a new serverless application or improving observability in an existing one, Powertools offers production-ready utilities that reduce boilerplate and improve maintainability across your codebase.