I applied through university. I interviewed at Walmart (Sunnyvale, TX)
Interview
peeformance questions on service: Explain a time you optimized a backend service for performance or scalability. What was the issue and how did you resolve it?”
How do you ensure resilience and fault tolerance in your services
Interview questions [1]
Question 1
How do you ensure resilience and fault tolerance in your services
I applied through a recruiter. I interviewed at Walmart
Interview
Interview with a senior backend engineer. Asking about past working experience. Asked some domain knowledge on Spring boot and reactive questions. Give some feed backs and have a short Q&A phase. Generally not pretty hard.
I applied online. The process took 1 day. I interviewed at Walmart (Bengaluru) in Jun 2018
Interview
Applied via job portal(Naukri), got a call 3 days back.
HR introduced about walmart labs, and the role. Asked about my experience and scheduled the interview on the immediate Saturday.
Interview Process:
Was call for interview at 11:30 AM and the was told to wait, after 15 mins was call for a F2F interview.
Round 1: F2F Interview
Main topics were Data Structures, Algorithms and problem solving of them.
Duration: 1hour 30 mins.
Was told to write on paper and explain (Question I will share)
Waited for 10-15mins and was told you are selected for next round
Lunch was provided
Round 2: Design & Problem Solving
Duration: 1hour 30 mins
Wait 5-10 mins and was told to leave
Tip: Prepare well for DS and algo so that you can reproduce on paper
Interview questions [5]
Question 1
Quick Sort Algorithm and its time complexity in best case & worst case