Are you a quant? What do you use instead of C++? Python/cython? I’m not convinced C++11/17/20 cannot be used in quant but I am not in the business (i’d Love to

Are you a quant? What do you use instead of C++? Python/cython? I’m not convinced C++11/17/20 cannot be used in quant but I am not in the business (i’d Love to though).