Subscription Management System API with Trials, Payments & Retry Logic

Built a complete Subscription Management System API using Laravel, designed to handle real-world business logic for subscription-based platforms. The system supports multiple subscription states such as trialing, active, past_due, and canceled, with automated transitions and payment retry logic. Key Features: Free trial system with automatic expiration Subscription lifecycle management (trialing, active, past_due, canceled) Payment handling with retry mechanism Grace period handling for failed payments Secure API authentication using Laravel Sanctum Clean architecture using Service & Repository pattern Advanced Logic: Automatic status updates using scheduled jobs Prevention of invalid actions (e.g., paying during trial) Smart handling of subscription renewals Technologies Used: Laravel, MySQL, REST APIs, Laravel Sanctum, Queues, Cron Jobs