I applied online. I interviewed at IBM (Bengaluru) in Apr 2022
Interview
Overall a good learning experience though I wasn't able to perform well. Fundamental concepts of digital and Device Physics were asked mostly. Rest other questions were on the entire PD fundamentals
Interview questions [1]
Question 1
Had three rounds of interview on the same day. I was given the truth table and asked to write out the reduced boolean expression for it. had given a timing path and asked to find the arrival time, required time and slack.
I applied through an employee referral. The process took 1 week. I interviewed at IBM (Bengaluru) in Aug 2021
Interview
I applied off-campus through an Employee referral. My resume got shortlisted and then there was a screening call from the manager. After clearing the screening call there were 4 interviews - 3 technical and 1 Managerial Interview.
Interview questions [4]
Question 1
Why NMOS is a weak transfer of 1 and string transfer of 0.
What is threshold voltage and on what factors does it depends?
What is IR drop?
How is Leakage current related to temperature?
Draw NOR gate using CMOS.
What is Skew?
Questions based on setup and hold time.
Draw Full and half adder circuits.
Draw a 4-bit adder circuit.
Draw 2 state counter.
Draw NAND gate using CMOS.
What is logical effort?
What are LVT cells and how does leakage is affected using them?
Solving some Gate-based and Boolean algebra-based questions.
I applied online. The process took 2 months. I interviewed at IBM (New York, NY) in Aug 2016
Interview
It was a lengthy interview process, needs a good amount of practice to crack it. I was asked a lot to explain about my projects and my experience. I was able to answer most of them correctly. It's kind of tough one, not that easy to crack.
Interview questions [1]
Question 1
Starting from basics about Physical designing to in-depth questions related to the position
Candidates applying for Physical Design Engineer roles take an average of 60 days to get hired, when considering 1 user submitted interviews for this role. To compare, the hiring process at IBM overall takes an average of 30 days.
Common stages of the interview process at IBM as a Physical Design Engineer according to 1 Glassdoor interviews include:
Skills test: 20%
Phone interview: 20%
Personality test: 20%
Group panel interview: 20%
One on one interview: 20%
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