I m good at python as i have experienced both sector through python one is data science and another one is competitive coding, not worked at any complex level but hackathon should hire cause it would get a great output when the program is runned through me.Now coming to problem solving part, actively solving projecteuler.net questions and attempted google code-in questions and tried to solve participated in various hackerearth competitions though i haven't won many but surely experience is the father of all.
I worked in AmazonWeb Services(AWS)as a freelancer in the sector of SageMaker where the dataset needs to made and see if its good or not for the Machine learning model.