Business Management Application

A freelance engagement working directly with No.5 Sticker to understand business and system requirements for a business management application.

The client needed one application to handle everyday business documents — invoices, receipts and quotations — keep sales records across multiple businesses, and let each invoice be paid by KHQR.

Web Application Engineer — No.5 Sticker, freelance engagement · Sep 2024 — Dec 2024

• Customer requirement analysis
• System requirement analysis
• Direct collaboration with client
• Business application development
• Payment integration with ABA PayWay

1. 01Worked directly with the client to understand their business processes and requirements.
2. 02Translated business requirements into system requirements and application features.
3. 03Developed the application's core business functionality.
4. 04Integrated ABA PayWay so each invoice gets a KHQR code for its exact amount.

A business management application covering document generation, sales records and KHQR invoice payments through ABA PayWay.

• Invoice generation
• KHQR payment for each invoice
• Receipt generation
• Quotation generation
• Multi-business sales records

• Python
• Django
• Bootstrap
• JavaScript
• ABA PayWay
•