Hiring a Graceful Degradation developer is crucial to ensure your website or application remains accessible and functional, even when certain features fail or are not supported by a user's browser. They expertly design systems to handle potential failures, providing alternative, simpler versions of your service without compromising the essential functions. This enhances user experience, prevents loss of users due to technical issues, and ensures your service is inclusive to all users, regardless of their technological capabilities. Their skills are vital in maintaining the reliability and accessibility of your digital platforms.