C++ is still very much used, along with Python. These languages are generally used for the overwhelming majority of our backend services. JS/TS are used in the

C++ is still very much used, along with Python. These languages are generally used for the overwhelming majority of our backend services. JS/TS are used in the Terminal's view layer. You can make services in these languages as well, AFAIK, but I don't think it is very common.