Developed and delivered a BigQuery Reservations Configuration feature for the TobikoData/sqlmesh repository, enabling users to configure BigQuery reservations directly within the application. This addition allowed for more predictable resource allocation, improved performance, and optimized cost management for BigQuery jobs. The work focused on backend development using Python, emphasizing configuration management and collaborative code contribution. By integrating this feature, the developer enhanced operational governance and prepared the application for larger-scale deployments. The approach demonstrated proficiency in Python and backend systems, with attention to testing and maintainability, ultimately supporting cloud cost strategies and improving resource management for BigQuery workloads.