# Background Jobs Background jobs and periodic jobs in Legendary are powered by [Oban](https://github.com/sorentwo/oban). See the Oban documentation for extensive information on using Oban in your application, including: - queue configuration - worker configuration - unique job constraints - periodic jobs The framework itself uses Oban for recurring tasks such as generating sitemaps. Your app's Oban configuration is available in config/config.exs.