URGENT android studio developer needed

Simple 30 minute video call needed to help me create a database and a hashing function for my andriod studio application. I just need somone who can help me finish complete my project in the next 30 minutes. Live video call to help me implement Room database that will store 3 usernames and passwords. it needs to compare the hashed function of the user input to the store hashed password. then allow user to move to the next screen. everything is already set up. only need someone to do the user database and hashing function over video call so that I can understand it well. should not take more than 30 minutes. Willing to pay $30 $1 per minute. Only bid if you are ready to start now! Thank you