I need Quotation module develop programmer

It is Logistics based user input done at Frontend. Quotation need to prepared at backend. Want to write the code for functions and technical calculations at backend to prepare the Quote received from an user inquiries. Pls refer input details at front end https://www.maslogistics.net/RequestQuotes. After receiving such inputs we need to process the inquiry into Quotation and submit the final quote to customer in PDF as well as Html format via email. Programs to be used are Python, Larvell, MySql to develop.