Developed a configurable logging level feature for the Fmstrat/esphome repository, enabling users to set log verbosity through both command-line arguments and environment variables. This work involved refactoring the existing logging subsystem in Python to consistently respect the configured log level during both startup and runtime, providing granular control over output. The approach focused on enhancing observability and streamlining troubleshooting by allowing more predictable deployments. Key technical skills applied included command-line interface parsing, environment variable management, and advanced logging techniques. The feature was delivered with an emphasis on code quality, addressing business needs for improved monitoring without introducing new bugs.