Or the importance of quality and automation — From the moment I started React as an Engineering student to the present day, a lot changed, especially my productivity. For the same result, my time spent on coding, delivering and fixing bugs has greatly decreased. There is a common misconception about how much time is really spent on a…

What is Docker, why use it, and how to do it correctly — Maybe you heard about Docker but didn’t fully understand its goal and inner functioning. On the other hand, clearly understanding Docker is necessary to not waste your time and resources. In this article, I give you the necessary knowledge to start efficiently with Docker and resources to look at in…

How to improve your Dockerfile (an example for NodeJS) — Often, I see terrible Dockerfiles used at length. It has a negative impact on security, productivity, and overall cost. Today, I want to show you how to improve from a basic to a very efficient Dockerfile, step by step. Getting Started

Verify your knowledge of modern software architecture — Often, inexperienced teams want to create micro-services but end up with a distributed monolith. What is it and why should you avoid it? First, we need to understand the difference between a simple monolith and micro-services. Monolith Impressive only by name, monolithic is in fact the most common architecture style. It’s…

Learn about anti-patterns and bad smells with micro-services — Doing micro-services the wrong way can be a death sentence for your project. If your architecture resonates with some elements of today’s list, it might be a good time to stop what you’re doing and reflect on it. First, we need to define the basic properties of micro-services. Amazing resources…

With micro-services, and more generally distributed systems, come a lot of new challenges. One of them is how to handle authentication. If you are unsure about the exact properties of micro-services and the challenges that come along, feel free to read about it more in-depth: Understand the Difference Between Monolith, MicroServices, and Distributed Monolith Verify your knowledge of modern software architectureblog.scalablebackend.com

And how to implement it properly — After working with JWT more in-depth for the past few months, I realized most of the learning materials are of poor quality. Today, I want to make it clear how JWT should be used in your authentication flow, what are its security vulnerabilities, and how to avoid them. What is a JWT From its…

An example with Express & Prisma — During my life as a full-stack developer, I tried out lots of ORM, ODM, and query builders. Some were fantastic, while others still give me nightmares (we see you Sequelize). Current state Among the fantastic tools, there is Prisma. It works perfectly, has a great DX, documentation, and much more. I encountered…

An example with Redux and GraphQL — Too often, I join a new React project where unit tests are lacking, both in amount and quality. There are a few causes, but the one I want to discuss today is the poor test environment. Indeed, testing requires skills, thoroughness, and is definitely time-consuming (even if that’s worth it!)…