Coding assignment: In a university, your attendance determines whether you will be allowed to attend your graduation ceremony. You are not allowed to miss classes for four or more consecutive days. Your graduation ceremony is on the last day of the academic year, which is the Nth day. Your task is to determine the following: 1. The number of ways to attend classes over N days. 2. The probability that you will miss your graduation ceremony. Represent the solution in the string format as "Answer of (2) / Answer of (1)", don't actually divide or reduce the fraction to decimal Test cases: for 5 days: 14/29 for 10 days: 372/773
Lead Backend Developer Interview Questions
12,381 lead backend developer interview questions shared by candidates
Python concepts in detail, API / Microservice design, HLD, LLD
You should come to an interview not knowing the answer ahead but try to improve on explaining yourself clearly while trying to solve a problem
First interview - Implementing the unsubscribe function given a group of users who share contact details.
Second interview - White board session, building an architecture to details. given many tokens to an API given by users, build an architecture that queries the API with all the tokens, saving the data to a data lake. All in the highest scale possible, without breaking the API restrictions or losing data along the way.
- Tell us about your latest challenging project? - How do you detect and resolve bottlenecks at the DB?
Basics of system design Design a my list functionality as an assignment Discuss about the architecture best for the app TDD regarding questions Database and basics of mongodb related questions
Questions about past experiences and how do you work in teams
After a brief introduction, the expectation was to solve 3 LeetCode-style problems: all focused on dynamic programming.
Questions about binary search, HashSet, ArrayList. also questions about SQL.
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