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The Relationship Between Software Architecture And Business Models (and more)

Strategic Tech

If every significant architecture decision has business consequences, then knowing the business model and which trade-offs to choose is maybe the most important skill of architects. But what is the actual relationship between a business model and a software architecture? How does all of this relate to the software architecture?

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ABAC on SpiceDB: Enabling Netflix’s Complex Identity Types

The Netflix TechBlog

To do so Netflix’s design required: An event based mechanism that could ingest information about application autoscaling groups. What was problematic about this design? Their attributes are used to scope permissions to varying degrees. A cleanup process to prune stale relationships from the database.

Cache 249
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Sociotechnical Design Variables

Strategic Tech

Over the past few years I have focused much of my learning and work choices around learning about the design of sociotechnical systems?—?how how to design software architectures and organise teams around them. As part of good design, we should consider the effects of changing all of these variables.

Design 45
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What is a Domain?

Strategic Tech

This gets tricky at times when collaborating with different companies or communities that use different definitions. Field is most often used to designate a domain of professional specialization. To reduce undesired ambiguity in communication consider using the specific definitions. We can learn a few things from these examples.

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Domain Services: The Next (small) Evolution of Microservices

Strategic Tech

The microservices era has been good for software architecture. A domain service builds on the basic definition of a microservice: it’s a loosely-coupled, independently deployable element of software architecture which is owned by a single team. It’s more of an attempt to improve collaboration and design culture.

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Modelling Bounded Contexts with the Bounded Context Design Canvas: A Workshop Recipe

Strategic Tech

In Domain-Driven Design, a large system is decomposed into bounded contexts , which become natural boundaries in code as microservices and as teams in the organisation. The Bounded Context Design Canvas I designed this canvas based on the typical flow of strategic DDD workshops I run publicly and privately.

Design 76
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From Domains to Value Streams

Strategic Tech

or “How do software architecture, domains, Conway’s Law, Team Topologies, and value streams all fit together?”. Looking Ahead… Momentum is clearly building around the concept of value streams and the discipline of Value Stream Architecture. They’re all pieces in the same puzzle.