Develop a backend api to simulate hotel bookings
Backend Software Engineer Interview Questions
15,498 backend software engineer interview questions shared by candidates
Return maximum number formed by reordering the digits in a given number 43525 --> 55432
Where do you see yourself in five years
You have an service that updates a sql DB record every 5 miliseconda and another service that updates the same DB record every 30 seconds and is important. Identify the problem that can occur in this scenario and suggest Solutions to fix it without changing or writing a lot of code
questions about whether it works with Java core. Questions about optimistic lock. Questions about what database he knew. Can two objects have the same hash?
You’re given an array of N integers. N may be very large. You know that every integer 1..N appears once in the array, except there is one integer missing and one integer duplicated.
They asked me in cache if we are using hashmap then in multi threading environment the cached data get inconsistent so for that what data structure we can use?
Find the balanced index of an array (coding challenge).
Have you heard about Zalando?
Find the minimum value greater than a certain given value in a sorted array.
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