Hi,
I have read all the requirements carefully and I am the right person for the job.
I have already created similar application for one of client. I can create one paypal smart button which allow user to recharge and after successful recharge it will add amount in wallet. I can provide you end to end solution with db schema for logging transaction and status of each expense. I can provide better and optimized solution in lesser time.
I have 4+ years of experience in .NET Framework, .NET Core, C#, XML, JSON, REST and SOAP Web API, MVC framework, JWT Authentication, Azure Cloud Service, Functions App, Mongo DB, Cosmos DB, SQL Server, and Azure DevOps.
Kindly send me all the details for more clarity and the proper deadline for the task.