I need to modify Android App

Hi, I'm looking for a freelancer to help me with modifying my existing Android App. The modifications required include adding a deposit method and withdrawal method and then making changes as needed. The source code for the Android App is available. I need these modifications to be completed within 1-2 weeks.
If you think you have the skills and expertise to help me out, please get in touch and we can discuss further details. Thanks for your consideration!