At first glance this seems like a very reasonable upright position, until you notice the angle of the floor and that plant. That’s right, here’s Chris Stainthorpe working in the “linear Nabil” position.
Devs kneeling at desks is a common enough sight but Devs Squatting On The Floor is something else. Here we see Adam Georgeson (@adamgeorgeson) doing a bit of frantic Googling, probably about Ruby which is his bag.