Worked on the googleapis/gax-nodejs repository to enhance long-term maintainability by addressing dependency management. Focused on removing the deprecated @types/long package, ensuring that type definitions remain current and reducing the risk of future upgrade issues. This targeted cleanup did not introduce any functional changes but improved compatibility for downstream consumers and streamlined the build process. The work involved careful analysis of TypeScript typings and Node.js dependency structures, aligning the project with the latest ecosystem standards. By proactively managing dependencies, the developer laid a foundation for smoother continuous integration and future upgrades, supporting ongoing stability and maintainability within the codebase.