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…

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. …

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!)…

What are the tools you need for testing with Node.js and which ones to choose for your purpose? — If you’re here today, there is a 99% chance you want to get started with testing in a higher-level environment, but lack the low-level knowledge. You might be working on Frontend or Backend with Node.js, but don’t know where to start. Congratulations, you’re in the right place. Test types If you are…

And how good they are for professional use — During my journey in web development, I created multiple applications with bare React (CRA), Gatsby, or Next. I looked for free hosting services for different uses. Side projects, staging environment, or, to start a project that would need a paying solution later on. Here you can find the best solutions…