Billing Automation
Automates recurring payments, subscription lifecycles, proration calculations, invoice generation, and dunning workflows.
Billing Automation provides domain guidance and architecture patterns for building resilient subscription and payment processing systems. It equips developers with best practices for managing subscription lifecycle states, mid-cycle proration adjustments, automated dunning retry schedules for failed payments, dynamic tax calculation (sales tax, VAT, GST), and usage-based invoicing. This skill is ideal for SaaS and e-commerce platforms looking to automate payment operations without risking revenue leakage or edge-case billing errors.
Key Features
01Subscription lifecycle state management across trials, active billing, pauses, and cancellations
02Dynamic mid-cycle proration calculation for plan upgrades, downgrades, and seat changes
03Automated invoice generation and recurring billing cycle scheduling
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05Automated dunning management and retry schedules for failed payment recovery
06Multi-jurisdiction tax calculation support for sales tax, VAT, and GST
Use Cases
01Calculating complex prorated charges when customers add seats or change tiers mid-cycle
02Building recurring SaaS subscription engines with flexible billing intervals
03Automating dunning campaigns to recover lost revenue from expired or failed payment methods