TheBankApp

Product Scope

The software being specified will operate on a mobile banking device. It expands the bank's reach, allowing it to serve a wider number of customers, including those who live in places where there are no banks. These devices has very low expenses compared to the high cost of constructing a bank branch. Thus, they can be made in big quantities and delivered to hired agents from all across the country.

Micro Banking: it is a banking service provided to low-income or unemployed individuals with some limited services like depositing and withdrawing. This provides a way for small business to move ahead to the next level.

Product Perspective

Product Functions

1. Customer

   • Withdraw
   • Deposit
   • Check the balance
   • Emergency withdrawal through the agent.

2. Mobile Device

   • Store the transection the local data base.
   • Update the local database to the centralized database after some amount of transection records.
   • Print a receipt as evidence for the transaction.

3. Bank

   • Creation and deletion of accounts
   • Compute interest
   • Prepare a monthly report.

ER Diagram

Interest calculation

All the interest calculating process are handled only by the central server. Interest rates and minimum required balance for Savings account vary on the plan. Plans are briefly listed below,

"Children"      : "12%",       // no minimum 
"Teen"          : "11%",       // 500 minimum 
"Adult (18+)"   : "10%",       // 1000 minimum 
"Senior (60+)"  : "13%",      // 1000 minimum 
"Joint"         : "7%",        // 5000 minimum

Fixed Deposit (FD)

customer could start a Fixed Deposit (FD) with the bank by going to their main station. For a FB to function, a customer must have a Savings account. The FD plans are as follows,

"6 months"    : "13%"
"1 year"      : "14%"
"3 years"     : "15%"

Hardware Interface

We should use a touch screen/ keypad for a user-friendly interaction with a customer and also simple GUIs that makes everyone possible to use the system with no prior knowledge and experience. Should have a good internet connection to connect with the central database.

Project directory layout

.
├── Backend Queries           # SQL queries used in projectd
├── Bankapp_database          # SQL databases
├── Connecting with database  # Configurations
├── TheBankOfPirates          # Android App
├── Web App                   # Web Application
    ├── client                # Front-end of the Application
    ├── server                # Back-end of the Application
├── Dump20220522.sql
|__ login_system.zip          # apk file
└── README.md

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Made 🤍 with

• SQL # Relational Database
• Java # Android application development
• ReactJS # Front-end development
• NodeJS # Backend development