The problem with standardisation

Standards are a double-edged swordSubbu Allamaraju, CTO Expedia, https://m.subbu.org/lessons-from-2019-5beb64e63bc7 TL;DR: Standardisation reduces the dimensionality of a problem space thus eliminating possibilities for optimisation. Standards reduce the number dimensions of a problem space Consolidation initiatives aim at reducing the number of domains in a problem space in order to make problem handling easier: reduce the number … Continue reading The problem with standardisation →

Digitalisation vs. Automation: it is about capabilities

A pre-digital organisation focuses on efficient processes implementation; a digital organisation focuses on capabilities.

Case study: scalable, extensible identity provider

Slides for a scalable, robust OIDC identity provider with an extensible architecture.

The Model-View-Presenter-Controller pattern

In this post I'll talk about the MVPC (Model-View-Presenter-Controller) design pattern I use in client applications such as progressive web apps and mobile clients. It can be best understood as an evolution of the MVC (model-view-controller) pattern past the MVP (model-view-presenter) pattern. The basics: MVC and MVP You might want to skip this section if … Continue reading The Model-View-Presenter-Controller pattern →

A comprehensive security enterprise architecture

I obtained permission to publish my presentation for an internal gig of a security enterprise architecture. When setting up a security architecture in the enterprise context topics like business continuity, people and processes, governance, services and technology are relevant. https://www.slideshare.net/GeorgeGeorgovassilis/security-architecture-127061728

Technical Debt

dilbert.com Technical debt is the amount of work needed to decrease the total cost of a product.Me The classical definition doesn't work Technical debt (TD) is intuitively easy to grasp as an inherent quality/complexity issue that makes a product hard to operate and change, which is a good description but not a good definition of … Continue reading Technical Debt →

Book of dark arts: selective disclosure with CSS

Show and hide pages and page elements with declarative CSS instead of imperative code

Book of dark arts: storing data in the view

Pentagram, source Wikipedia. Towards the end of the year I'll indulge in the dark arts, join the goblins and leave my white architect hat under the Christmas tree where it belongs. I'm helping a friend (a technically minded, non-programmer) write his first mobile app . We wanted to keep everything simple: use technologies which can … Continue reading Book of dark arts: storing data in the view →

Software architecture for 5G networks

The 5G mobile network specification introduces network function virtualization [NFV] which enables mobile network operators (carriers henceforth) to expose network resources to business applications as PaaS solution building blocks [SBB]. Naturally, this moves 5G into the focus of software architecture. Unsurprisingly, the NFV specs detail services from the carrier's point of view, so they are … Continue reading Software architecture for 5G networks →