Hiring a Hadoop/Spark developer can significantly enhance your data processing capabilities. They specialize in handling and analyzing large datasets efficiently using Hadoop and Spark frameworks. These developers can design scalable systems, ensuring your data infrastructure grows with your business. They can also provide valuable insights through data analytics, enabling data-driven decision-making. With their skills in managing big data, they can help in predicting trends, optimizing operations, and delivering better customer experiences. Hence, they are instrumental in leveraging data to gain a competitive edge.