Big data postgreql expert help with schema and structure of game data

We have a card sorting game and need help from data experts on how best to store the data for best performance and capabilities. This project will be to consult and collaborate on the game needs from a data perspective and then to create a mock database and associated queries . Here is the full write up

https://docs.google.com/document/d/1-1eAE5W-Yxw-CxxI0md0Vm8Rj_CS45FjIXsQgC-A6HE/edit

When you apply please state the following
Why are you best for this job ?
What’s your similar experience?
Roughly speaking how much time do you need for this?
What is 5+5 =?