👋hi there I made this in photoshop and I am going to tell you how I used the gradient tool then used the stroke and added a glow. 

If you are wondering how I made this  in photoshop I used the gradient mode and made the triangles in the background. 

This one was made by the gradient tool and the stroke and the glow effected. 

I made this one by using the gradient tool and the glow.