How to Set Up Enterprise Architecture for Your Organisation

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Architecture essays Senior IT leaders of companies (and, on happy occasions, business heads) regularly ask me how to set up enterprise architecture in their organisations. Sometimes they enquire informally, and at other times, through proposal requests. Having established enterprise architecture for several companies, I am sharing my method for anyone interested in learning or using …

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Enterprise Data Repository Patterns and Progression

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An architecture essay In this article, I will describe the typical data repositories in the IT landscape of an enterprise and how they come into being. It’s an elaboration of a part of the earlier essay linked below. You need not have read it to get some value from this essay, but if you do, …

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Domain-Driven Architecture Design for Excellent IT Systems-II-Primer

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Architecture Essays Introduction This article is for IT architects open to a powerful method that delivers better solutions for their clients. It is achieved by infusing essential features of Domain Driven (software) Design (DDD) into the sphere of IT Architecture Design. I’ve called the resulting form Domain-Driven Architecture Design, or DDAD for short. [Please note …

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Domain-Driven Architecture Design for Excellent IT Systems-I-Introduction

By / / Architecture Lessons

Architecture Essays Why do we need information technology? Let’s begin at the beginning and check why we need IT and this article at all. Humans do many things for survival, growth and reproduction. Hunting, gathering, farming, mining, converting raw materials into goods, transporting goods for use and exchange, creating and using money, playing, and entertaining …

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How To Do EA Fit Gap Analysis To Fix Problematic IT Systems

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Architecture Essays This story elaborates on one of the critical steps of the Agile EA method I laid out in the story below. It focuses on Step 3 — Map Hot Spots to IT Area Reference Architectures. It involves two types of preparation, guidelines and gap analysis. A. Prepare With the Client and Stakeholders B. …

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A Practical Abstraction of Functional IT Systems

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Architecture Essays All business domains and sub-domains have the following functional IT architecture systems in common. Use this for your Architectural Thinking while creating or improving IT solutions. This paradigm gives you the model artefacts for your Architecture Decisions. Read this article and return. Problem Context To develop architectural solutions, you must begin with the Use Case and Interaction Type and …

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How to Merge the IT Systems of Two Companies Efficiently in an M&A Situation: A Primer

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Enterprise Architecture Techniques I was involved in a company acquisition as an integration architect and a merger of two large telecoms as an enterprise architect. They were among the most exciting and challenging IT architecture engagements of my career. The former ran for a year and the latter for two years. Every M&A is different, …

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How to Assess the Security Maturity of an Enterprise (an EA’s PoV)

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Architecture Essays I was asked recently by the head of a startup that’s providing security analytics to a large company how it could assess where there were gaps. It seemed lost in the various domains, actors, data repositories, applications, and infrastructure. I know this problem well as an Enterprise Architect. I’ve come across several ways …

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Enterprise Architect

How to Become an Enterprise Architect in 4 Stages

By / / Architecture Lessons

An 8m podcast on the recommended route, with the transcript. Do you want to become an Enterprise Architect? This episode is about how you can, wherever you may be in your Information Technology career today. This talk is not about the Enterprise Architecture method. Neither is it a detailed definition of the EA practitioner. But …

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A Technique for Agile Enterprise Architecture Strategy & Planning

By / / Architecture Lessons

An agile EA technique. There are three reasons an organisation adopts Enterprise Architecture or makes the best use of it for transformations: In the early 2010s, I used to take about three months to deliver an IT transformation roadmap for one business area of an enterprise. Towards the middle of the decade, I began to find …

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