Distributed Event Sourcing with WasmCloud

Explore distributed event sourcing with WasmCloud in this 30-minute conference talk by Kevin Hoffman from Cosmonic. Discover how to leverage WebAssembly's portability, security, and speed to build scalable, resilient distributed systems. Learn about wasmCloud's event sourcing capabilities, including aggregates, projectors, notifiers, injectors, and process managers. Gain insights into creating highly scalable applications using simple WebAssembly components. Delve into advanced topics such as replays and durable streams, and see how Cosmonic applies these concepts to build their platform backend. Through practical demonstrations and code examples, understand the minimal code required to implement a fully functioning event-sourced system.

Introduction
WebAssembly Overview
wasmCloud Application Runtime
Capabilities
Lattice Network
What is Event Sourcing?
Event Sourcing - why do we care?
Event Sourcing - Not without Risk
Event Sourcing - Aggregates
Event Sourcing - Projectors
Event Sourcing - Process Managers
Event Sourcing - Gateways
Sample: Banking App
Key Takeaways