Nick Potts developed two robust backend features across the filamentphp/filament and psviderski/uncloud repositories, focusing on authorization and deployment reliability. For filamentphp/filament, he engineered a flexible authorization policy system in PHP and Laravel, enabling policies to be defined as strings or objects and enhancing strict mode enforcement for clearer debugging and reduced misconfiguration. In psviderski/uncloud, he implemented a configurable update order strategy in Go, allowing container replacements to follow either start-first or stop-first logic, thereby minimizing downtime and preventing data corruption. His work demonstrated depth in backend development, container orchestration, and comprehensive testing to ensure reliability and maintainability.