That is simply emphasising your skills to meet the customers requirements. If the company used Amazon rather than Azure you would change your main message to s

That is simply emphasising your skills to meet the customers requirements. If the company used Amazon rather than Azure you would change your main message to show that. Any company should also read the rest of your skills and showing say experience of other cloud solutions would be a nice to have but not a requirement. Your CV will change for each application you make to emphasis the correct things.