Custom Web-Based Trading Ledger

I need a custom web application to manage sales and purchases for my trading office.

Essential features include:
- Sales and purchase entry forms
- Individual ledgers for clients
- Linked sheets for reports
- Full accounting module including balance sheet in Indian standard

Ideal skills and experience:
- Proficiency in web application development
- Experience with accounting software integration
- Strong understanding of Indian accounting standards
- Ability to create user-friendly entry forms and linked reports

Please ensure that the application is secure and can handle multiple users. Looking forward to your proposals!