Create some fields in tableau for my data

Hi there, I am looking for a freelancer to create some fields in Tableau based on my data. My data is numerical, and I need the fields to perform calculations as well as possibly be visualized. I am open to your creative input and suggestions, as long as the final result meets my requirements. I am looking for someone experienced and knowledgeable in Tableau, so please apply if you believe you could provide a quality solution.