Hiring a C++ / developer offers numerous advantages. They are well-versed in modern programming concepts like concurrency, lambda expressions, and smart pointers, which enhance code efficiency and readability. These versions of C++ also offer improved memory management, reducing the chances of memory leaks. Their knowledge of advanced features can result in better software design, faster execution, and easier maintenance. Additionally, these developers are typically familiar with older versions, ensuring compatibility and smoother upgrades. Overall, they can provide high-performance software solutions fitting complex business needs.