Introduction Middleware is a basic concept in web development. Every web-server framework (in any language) has a way to implement it. A middleware is a function that is executed for every incoming request. This function has access to the request and response objects, and it can read, manipulate and change…

In many use cases, an Elasticsearch index is a reflection of data stored in a relational database (e.g. MySQL, Postgres). The RDB acts as the primary data source and the ES as the secondary and read-only. …

Every once in a while, a new buzzword pops up. Often it fades away shortly after or remains relevant in a few distinct circles. Sometimes though it becomes a fundamental concept and an integral part of our technical lexicon — a prism through which many of the old and new…

There’s a time in a the life of a startup to grow the tech and to onboard more developers. It is true that most startups do not reach those exciting times. Nevertheless many startups do get there, and it’s happening every day and all around the world. Although it may…

The first time I understood I was underperforming was when I was let go. I will start with the bottom line to save some of you some reading. Classic TL;DR. Sometimes we think that one is underperforming because they are not good developers. Either they are weak in tech, don’t know how to finish tasks, don’t care or that they are just not professionals…

Imagine that you ask me to review a new piece of code and my feedback is something like: “it’s not good enough, because in a year from now we might have more use cases that it doesn’t cover”. I assume you would have, at least, looked at me with a…

One the great features offered by Azure functions when using an HTTP trigger is object binding, which allows us, for example, to get the request json from the body as a .NET object. We know and love this feature from ASP.NET, …

Engineering managers often find themselves chasing their team members and nagging them about the JIRA board: reminding them to move the ticket and update its status, to never work on a task without one, to log time, to write descriptions and so on. As managers, we use the JIRA board…

Senior Engineer is a role, job description and a title. From a developer’s point of view it’s a career milestone and a status. From an employer one, senior engineer is a set of expectations and requirements from the developer. Before we go any further, let me tell what this article…