AgileEngine is seeking a Senior Software Engineer to design a multi-tier sync architecture spanning local stores, restaurant edge, and cloud backend. You will implement conflict-resolution strategies and ensure offline-first guarantees across a high-volume QSR platform, collaborating across order, kitchen, payment, and receipt flows.

Lead with event sourcing, CQRS, and saga patterns while modeling PostgreSQL data and enabling real-time state with pub/sub or WebSockets.