Ada369 1.0 - Sistema de ventas Profesional en C# y SQLserver

Learn to build a powerful sales system with C# and SQL Server! This comprehensive course takes you from beginner to expert, guiding you through the entire development process.

What you'll master:

• Core Sales Modules: Develop robust functionality for sales, collections, payments, inventory management, and cash management.
• Comprehensive Features: Implement features like product tracking (Kardex), detailed reporting, data backups, and portable installers with integrated databases.
• Enhanced Security: Build a secure system with encryption and user authentication, including password recovery via email.
• Advanced Functionality: Handle product returns, email report delivery, and database restoration.
• Scalable Architecture: Understand and implement a robust 3-tier architecture for maintainability and growth.
• Modern User Experience: Incorporate dark/light mode options and notifications for a user-friendly interface.
• Automated Deployment: Set up automatic SQL Server installation and manage temporary licenses.

Version 2.0: Adding Electronic Invoicing (Facturación Electrónica)

This updated version includes a complete electronic invoicing module, fully integrated with SUNAT (Peru). Adaptable for other countries, this module enables you to:

• Generate XML Files: Create compliant XML files for electronic invoices.
• Download Digital Signatures: Securely obtain digital signatures from SUNAT.
• Sign XML: Apply digital signatures to your XML documents.
• ZIP and Submit: Prepare and send invoices to SUNAT.
• Send Boletas: Issue electronic receipts (Boletas) to customers.
• Receive Status Updates: Get real-time approval or rejection responses from SUNAT.
• Issue Credit & Debit Notes: Manage adjustments with electronic credit notes and debit notes.
• Daily Summaries & Reports: Generate detailed daily reports and approval reports.
• Secondary User Creation: Manage access with secondary user accounts.
• Beta & Production Environment Support: Test and deploy invoices in both beta and production modes.

Technical Details:

• Programming Language: C#
• Database: SQL Server (all versions)
• IDE: Visual Studio 2019
• Software Architecture: 3-Tier Architecture
• Support: Access to a dedicated support group on Telegram.
• Service Consumption: Integration with SUNAT services.
• UBL Version: 2.1

Mobile App Integration:

Future development includes a mobile application for managing electronic invoicing on the go, accessible from tablets and smartphones. This provides a convenient solution for businesses needing remote access to their invoicing system. Ideal for point-of-sale (POS) systems like ada369.