Hiring an Assembly developer brings expertise in low-level programming, beneficial for performance-critical applications like embedded systems, firmware, and device drivers. They have a deep understanding of computer architecture and operations, enabling efficient code writing. Their skills can significantly optimize software, reduce latency, and increase speed. Additionally, they can provide valuable insights into cybersecurity, as understanding Assembly is key to exploit development and prevention. Their unique skills set can be essential for projects requiring direct hardware manipulation or tight control over system resources.