Explore observability-driven development techniques in this PyCon US talk. Learn how to create searchable, consistent, and rich log messages for better production environment debugging. Discover strategies for implementing effective logging from the early stages of development, including proper use of log levels, crafting clean and understandable messages, leveraging extra fields for metadata, and optimizing log searchability. Gain insights into logging tools like OpenTelemetry and New Relic, and understand their role in application performance monitoring. Follow along as the speaker presents a real-world scenario, demonstrating how to enhance code with appropriate log messages to facilitate efficient troubleshooting in production environments.