I will build an invoice and billing management system


About this gig
I WILL BUILD YOU AN INVOICE & BILLING SYSTEM FOR YOUR OFFICE.
Stop handwritten invoices and Excel chaos. Get a clean system your staff learns in minutes: auto invoice numbers, calculations (units × rate + GST), payment tracking (paid/outstanding), A4 print/PDF with amount in words, automatic backups. Runs on your office PC, no internet needed.
Built with Python (Flask) + SQLite: fast, reliable, zero monthly fees. You own it forever.
Deliverables: working system + source code + setup guide + demo data + free support.
Perfect for: waste, cleaning, security & maintenance companies. Message me
Get to know Jadoon T
Software Developer
- FromPakistan
- Member sinceSep 2024
- Avg. response time6 hours
- Last delivery1 year
Languages
English
FAQ
Do I need internet?
No, it runs on your office PC. Other PCs on your office network can also connect.
Can I change my company name, GST% or bank details later?
Yes, all in Settings. Old invoices keep their original details (accounting-safe).
What if I have many clients?
No problem, thousands of invoices run smoothly.
4. Do I pay monthly?
No, one-time build, you own it forever.
Can it print on A4?
Yes, professional invoice layout. Print → Save as PDF also works.

