In this article, you'll learn about the Clean Architecture, why we should separate the concerns of large applications into layers,...

Instead of a DI Container, I just package features by component and use logical naming conventions.

Dependency Injection and Depedency Inversion are two related but commonly misused terms in software development. In this article, ...

CQS (Command-Query Segregation) is a design principle that states that a method is either a COMMAND that performs an action OR a Q...

In this guide, we walk through the process of creating a TypeScript project from scratch with cold-reloading, and scripts for buil...

How to expressively represent (database, validation and unexpected) errors as domain concepts using functional programming concept...

Domain-Driven Design is the approach to software development which enables us to translate complex problem domains into rich, expr...

In this article, we discuss how we can use a few CQS principles to handle unbounded 0-to-many or many-to-many collections in aggre...

In this series, we answer common questions in aggregate design. Here's an article orignating from the question, "How can a domain ...

In this article, you'll learn how identify the aggregate root and encapsulate a boundary around related entities. You'll also lear...

Functional programming is not the end to all of our problems. Quality software is all three paradigms.

An intention revealing interface is a standard for writing code that is expressive enough to adequately explain it's purpose witho...

In this post, I explain how good ol' fashioned encapsulation + TypeScript getters and setters enable us to effectively create Doma...

In this article, we explore how organizing application logic as Use Cases in the application layer helps to make large typescript ...

There are several patterns that we can utilize in order to handle data access concerns in Domain-Driven Design. In this article, w...

Naming files & folders well, using well-understood technical constructs and strategically organizing files well are three ways to ...

The Single Responsibility Principle specifies that a class or function should only have one reason to change. Admittedly, that's n...

More and more money is being spent by companies on maintaining bad JavaScript code. Here's where I think our industry needs to cha...

In this article, we'll look at the various different versions of the "clean architecture", simplify it, and understand how we can ...

Entities are the first natural place we should aim to place business logic in domain-driven applications. In this article, we talk...

MVC the granddaddy of application architectures. In this article, we explore common MVC patterns, the responsibilities of the "M"-...

The SOLID principles are a set of software design principles that teach us how we can structure our functions and classes to be as...

A comparison between designing Node.js applications using REST-first design and Domain-Driven Design.

Purposefully throwing errors can have several negative side effects to the readability and traceability of your code. In this arti...

In this article, we explore how to structure a clean and consistent Express.js controller by using abstraction and encapsulation w...

TypeScript is arguably one of the best things to come to the JavaScript world helping developers comfortably create complex enterp...

Many-to-many is a common modeling relationship between two entities. Here's one way to handle it with the Sequelize ORM.

Here's a handy-dandy UML cheatsheet.

This is how and why I took upon myself the hellish task of migrating an existing Sequelize + TypeScript application to use UUIDs i...

Here's how to build a "Related Posts" component for your Gatsby.js site.

Value Objects are one of the primary components of Domain-Driven Design. Here's a simple Value Object class in TypeScript.

Strap yourself in. In this guide, we compare when it's absolutely vital to be using TypeScript, the strictly-typed programming lan...

Asynchronous programming in JavaScript used to be difficult to write clean code with. Today we have options. You can write asynchr...

Sequelize is a great ORM for NodeJS applications that are built on relational backends. Inevitably, you'll need to update your mod...

Gatsby is a great tool for creating static websites, landing pages, and blogs. This post will show you how you can optimize your b...

The tilde in JavaScript is actually surprisingly useful for shorthand determining the truthiness of a value.

Understanding callbacks in JavaScript is one of the very first things that anyone starting to program with JavaScript should know....

This is actually a little bit of an oldie but a goodie. I figured out how to get my IP phone to send me a notification when I miss...