Introduction During the last years few, Docker has become one of the most popular technologies for vitualizing all kind of services. Until last year, if you were working with Docker, you were prob...
Migrating your blog from Blogspot to Github pages
Introduction I’ve recently migrated my blog from Blogspot to Github Pages. The main reasons to do are: I wanted to use markdown as language to edit my posts. Markdown is becoming the standard ...
Circuit Breakers to handle failures in serverless applications
Introduction When you are developing micro-services, you might find that there might be some dependencies which could fail or be temporary unavailable. Examples of these dependencies are calls to ...
AWS assuming role + MFA with pulumi (and other applications)
Introduction In AWS, managing your IAM in a centralized account is a good practice, so then you can assume a role to access to other accounts without need of duplicating users. You can find more i...
Performance improvement for EventSourcing/CQRS with Snapshots
Introduction to Event Sourcing and CQRS The fundamental idea of Event Sourcing is ensuring that every change to the state of an application is captured in an event object, and that these event obj...
Building Micro-Frontends with Single-Spa
Introduction Micro-services architecture is becoming trendy since it is a suitable option many projects, specially those that are complex and we want to be able spilt our business logic into diffe...
Managing snapshots for Amazon ElasticSearch with Dotnet Core Lambdas
Introduction =============== It is awesome to have some useful services like ElasticSearch managed by AWS, so you don’t have to care about patching, monitoring, etc. When it comes to backup mana...
How to Setup EventStoreDB on AWS EC2 with Pulumi IaC
Introduction EventStoreDB (ESDB) is an industrial-strength database technology used as the central data store for event-sourced systems. It is available open-source to run locally on most pla...
Code coverage report generation for dotnet core applications
In “Working Effectively with Legacy Code” Michael Feathers introduced a definition of legacy code as code without tests, since a code without tests is difficult to maintain, extend and evolve. It...
Making DDD and CQRS Microservices easy with dotnet templates
Introduction If you are working with Microservices, you might have noticed that you are repeating over and over the scaffolding for your new microservices. In order to make easier the creation o...