1 Screening round 1 small problem solving coding unix question. followed by 4 Technical Interview rounds back to back. In the 1 Technical interview you they went around your PD background what all project you have done and all explained, They asked different questions on timing related concepts, how to DRV violations and little deeper on situation based questions. 2nd Technical round was completely coding round: Mostly shell scripting and tcl/python coding. like how do you multiple a number without using * operator. tcl and python questions are different. 3rd round was on technical background full PD and PV concepts, Timing. 4th round was completely on timing How to solve timing problems, AOCV, POCV. Formulas for POCV and calculation on it. so that's it. All the best guys.