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Senior Systems Software Engineer Interview Questions
60 senior systems software engineer interview questions shared by candidates
Questions were asked related to data structure, OS concepts, Multi threaded programming, lots of analytical questions/ puzzles , C / C++ programming.
How would you do a security review for a website? Tell me about memory corruption bugs. Explain how memory management works.
Static and volatile world in C. What is the semaphore, mutex, binary semaphore, priority inversions. Writing task was to find the middle value between two points used only integer values.
Cache management and working.
Given a bike station like a city bike, write an architecture on how the system will work.
Standard data structures. Asking for binary search.
Struture of Micorservices? Loadbalancing in Microservices? Procedure and Functions in Oracle? Joins in DB and Joins in Thread? Exception related annotations (@controllerAdvice and @ExceptionHandler)in spring?
# Questions asked by EPM (appeared friendly) - Tell me about a project you were passionate about - How will you communicate differently to a Sales person - Did you ever analyze data and make an impact on business decisions. Explain. - A product is to be launched with x number of features, you realize that you won’t be able to finish testing all the features, what will you do? - (When I asked how has been her experience at Humane, she over-dramatically told me that she had been working there for a month and it's a lot of work, "a lot of work". who says that to a candidate appearing for interview. either she was being honest, or maybe she did not want me to join) # Questions asked by cellular Software Engineers (senior - friendly, junior - unfriendly) - cellular protocol related - Low data throughput debug steps, NDI, RV - Log post processing for failures - Registration Call Flow - advantages of different SCS in 5G - design a test plan for a device - (interviewer was young and almost unfriendly when I asked clarifying questions.) # Questions asked by wifi/ bt engineer (friendly) - Which Cellular band does Wi-Fi 2.4 GHz interfere with? - Given a device (a phone or similar device) come up with broad categories of test plan. - Telemetry for devices, which parameters you will check? # Questions asked by rf hardware design engineer (soft spoken) - Functional blocks of RFFE - If you find a test is failing how will you debug before reaching out to the equipment vendor? (he was looking for a step by step sequential answer) # Questions asked by wireless system engineer (unwelcoming) - How does the traffic flow when you stream a video from youtube - What will you do if phone heats up - (kept emphasizing "There’s no I, there’s only WE here" for no reason. he appeared as unwelcoming) # Recruiter got back to me - - there was no problem with your interview, just that we found someone better aligned for this role. - This role involves communication with other department and we want someone better at that. - recruiter calls or responds (does not respond) on his own time
Difference beetween exception handling and IRQ handling, memory barrier, Trustzone basics
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