Volatility modelling using python

I am looking for a freelancer to develop a project for me involving volatility modeling using Python. Specifically, I am looking for someone who has knowledge on AR(m)-GJR-GARCH(p,o,q) model, AR(m)-GJR-GARCH-M(p, o, q) model etc and have knowledge to test them to draw a conclusion.
Also, Return-Volatility Forecasting knowledge is needed along with expertise on working with high-frequency data.