Yes, these certifications are recognized all over the world. The exam you sit in i.e. Germany is exactly the same as in whatever country in the world. See https://pearsonvue.com
Our online courses are self-paced, so it can take as little or as much time as you like. You have 12 months of access to most of our online courses, but many courses take an average of a few weeks to complete, depending on the time you have to study