For System Design, they ask the Low Level Design, mostly DB Schema of the Chat-Based system, groups, private chat, relay messages, etc, focusing on how you will store them in DBs
Product Engineer Interview Questions
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Then they ask Minicom, which is also out there, and repos are there for it.
Create a box and arrow diagram of a chat system.
Minicom task, available on their website
what is an elastic cloud? write hello world in java. (explain each line and keyword) reverse an array.
I was asked to review my work history on my resume and they asked in detail about certain areas. They gauged my interest in the day to day activities of the position. They asked general HR questions, describe a time when I failed, describe a time I was able to effectively work as a team member, describe a time of conflict during a workplace, etc then follow up questions to get a feel for how I work and behave.
A time when you built a product and failed? Why do you think you failed?
what is microservices architecture how is your project handling security
-RF questions, VSWR, VNA, spectrum analyzer.
Tell me about your experiences? Why are you interested in this job? Nothing tricky.
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