Story 1: Create Account for the customer

• Input:
  • Address( Street, city , pin),
  • First name, last name
  • AADHAR/SSN or some sort of unique identifier for customer
• Flow:
  • Check the credit history of the customer based on unique id.
  • Create customer.
  • Create account for the customer
• Constraints
  • An account can not exists without a customer
  • A customer can not exist without an account for more than a day
  • Customer can not be created for credit score below 100
  • For a given unique identifier, only a single customer can be created

Story 2: Create a joint account for customer

• Input:
  • There will be two customers.
  • The input for each customer will be same as story 1
• Flow:
  • Same as Story 1
• Constraints:
  • A joint account needs to have at least two customers

Story 3: Update address

• Input:
  • Customer ID and new Address
• Flow:
  • Update the address for the given customer id

Story 4: Batch Record creation

• Input:
  • A file consisting of customer and account records.
  • Customer record format: ID | First name | Last name | Street, city, state, country| SSN/Aadhar etc
  • Account Record format: Account ID | Customer ID| Balance
• Flow:
  • Read the records from the file and create customer and their related accounts on platform
• Constraint:
  • The batch size is 100 GB and the batch has to finish in 1 min.

Story 5: Create a report of customer details

• Format of the report
  • Customer ID | First name , Last Name| [Account Id1, Account Id2]