Skip to content

Sponsor: Do you build complex software systems? See how NServiceBus makes it easier to design, build, and manage software systems that use message queues to achieve loose coupling. Get started for free.

Learn more about Software Architecture & Design.
Join thousands of developers getting weekly updates to increase your understanding of software architecture and design concepts.


Follow @CodeOpinion

Derek Comartin

Publishing Events from CRUD or Commands?

There are many different ways to create events in Event Driven Architecture. Events from CRUD or created from specific actions that have occurred. In some cases, consumers only care about the full scope of an entity/data. In other boundaries, consumers only care about what has occurred. When publishing events from CRUD you’ll likely care more about propagating state. However, events derived from tasks/commands are often used more as notifications about business process occurrences. YouTube Check out my YouTube channel where I post all kinds of content that accompanies my posts including this video showing everything that is in this post. CRUD When… Read More »Publishing Events from CRUD or Commands?

Handling HTTP API Errors with Problem Details

If you’re developing an HTTP API, having a consistent way of returning errors can make handling errors on the client-side simpler. I’ve talked about Problem Details in another video, which is a standard for returning machine-readable details of errors in an HTTP Response. In this video, I’ll cover how to consume those HTTP API Errors from the client-side. YouTube Check out my YouTube channel where I post all kinds of content that accompanies my posts including this video showing everything that is in this post. Problem Details If you’re unfamiliar, Problem Details (https://tools.ietf.org/html/rfc7807) is a standard for providing errors from your HTTP… Read More »Handling HTTP API Errors with Problem Details

Multi-tenant Architecture for SaaS

When building Software as a Service (SaaS) you’ll often need to use a Multi-tenant Architecture. There are many different ways that you can segregate compute and data storage in a multi-tenant architecture. Data storage can be in a silo or partitioned. Compute can be pooled or siloed. And both together you can create lanes for groups of tenants. In this architecture, having the identity of each request is critical in being able to route a request all the way through to the right services and resources. YouTube Check out my YouTube channel where I post all kinds of content that accompanies my… Read More »Multi-tenant Architecture for SaaS