There are many advantages to hiring a Sencha GXT developer. Some of these advantages include:
Sencha GXT developers have a deep understanding of how the framework works and can therefore help you get the most out of it.
They can also help you avoid potential problems that could arise from using the framework incorrectly.
Sencha GXT developers are also often very experienced in Java development, meaning they can bring a lot of valuable skills to your project beyond just working with the framework itself.