4 July 2019

Azure Data Factory and the myth of the code-free data warehouse

Azure Data Factory has been much improved with the addition of data flows, but it suffers from some familiar integration platform shortcomings. The claim of enabling a “code free” warehouse may be pushing things a bit.

22 June 2019

Monorepos. For when life isn’t already complicated enough.

Many of the apparent benefits of monorepos can be realised through improvements in engineering culture and architecture rather than adopting a specific approach to source code storage.

8 June 2019

The case against maturity models

Maturity models are a popular way of looking at development challenges. The problem is that they are an arbitrary and inflexible tool and they tend to encourage the wrong mindset.

15 May 2019

Machine learning models in production: the maths is the easy part

There is often too much focus on the research aspects of machine learning. When you’re putting models into production, the maths is only part of the system.

21 April 2019

Optimizing Performance of the Azure Service Bus .Net Standard SDK

Microsoft have published advice for maximising performance with Azure Service Bus, but there doesn’t appear to be any explicit advice for optimising the newer .Net Standard based SDK.

14 April 2019

Why is loose coupling between services so important?

You can’t eliminate coupling between collaborating services, but you can ensure that it doesn’t prevent you from enjoying the benefits of service-based development.

23 March 2019

Why SAFe can be agile kryptonite

The problem with SAFe is that you can implement it without writing a single unit test or automating a single build…scaled agile may be an oxymoron.

8 March 2019

Sharing microservices across large organisations

Sharing microservices across organisational boundaries is much harder than it looks. There are technical, operational, organisational and financial issues that need to be considered if you want to be successful.

24 February 2019

Should teams choose their own languages and tools?

Standardisation does have a place, but it should be reserved for infrastructure and collaboration rather than languages and tools.

9 February 2019

Now that Kubernetes is on Azure, what is Service Fabric for?

There does seem to be growing confusion over what Service Fabric is really for. Is it an orchestrator for microservices? A means of lifting and shifting legacy applications into the cloud? An application development framework?

6 January 2019

Finding service boundaries: more than just the bounded context

When you are identifying service boundaries, it’s not enough to consider the domain model alone. There are other, more pragmatic concerns to bear in mind.

18 December 2018

Custom token authentication in Azure Functions

Azure Functions only provides direct support for a narrow range of authentication providers. If you want to use an external token provider or custom solution, you’ll have to create the plumbing yourself.

27 November 2018

Writing ArchUnit style tests for .Net and C# to enforce architecture rules

ArchUnit is a java library that provides a fluent API for creating self-testing architectures via unit tests. A similar library can be written for .Net Standard that acts on compiled assemblies rather than raw code.

28 October 2018

Why isn't WCF supported in .Net Core?

Development shops that have invested heavily in WCF have been left high and dry by the emerging .Net Core ecosystem. There are a number of good reasons why WCF for .Net Core is unlikely to make it onto any official roadmaps…

12 October 2018

Messaging anti-patterns in event-driven architecture

Event-driven integration can improve the scalability, resilience and scalability of distributed applications… but this does depend on the design of your event messages…