- code to determine if string has balance brackets ({{}}) - class design an elevator system
Senior Backend Engineer Interview Questions
2,046 senior backend engineer interview questions shared by candidates
They asked me about the most difficult technical challenge I’ve faced and am proud to have solved.
Solve another variation of Leetcode problem 291, Word Pattern II. This variation introduced metapatterns and requires writing a backtracking algorithm along the lines of N-Queens.
How the previous projects were organized and what was my role in that
It was very mixed with questions ranging from coding, AWS, infra, Docker, databases, and more. Very challenging but also very welcoming and the interviewers knew how to turn the questions around during complications to make them easier to understand or reason about. It was not only about knowledge but your will to solve issues.
Tell about a time when you had to solve a difficult problem.
snake game and ballot voting. design - tagging system for jira/confluence/bitbucket
Data structure - ranked voting system
API for a web app, service for loading csv from bank, making 3rd party http call based on the transactions & points from csv, and then scaling this out.
API question, data processing question, SQL question
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