Worked on the nasa/earthdata-search repository to enhance the stability and reliability of collection metadata processing. Focused on addressing a bug where null subscriptions could cause application crashes, the solution involved updating the TypeScript front end to return an empty array when subscriptions are null. This approach improved API robustness and prevented null-reference errors that previously disrupted user workflows. Emphasized code quality and maintainability through clear commit messages and traceable changes, supporting efficient code reviews and future updates. The work contributed to a smoother user experience and reduced support incidents, demonstrating careful attention to testing and front end development best practices.