Virtual DOM, Component Life Cycle, some JS questions, HackerRank calculator with testing
Senior Front End Engineer Interview Questions
2,000 senior front end engineer interview questions shared by candidates
Given a staircase, you can jump 1, or 2, or 3 steps each time, how many ways you can jump to N level staircase
Effectively: How fast can you code? The nature of this should be a red flag. It indicates poor management of engineering resources, toxic culture, a huge mess of a codebase, and probably long hours.
I received questions as if two teams are doing a development in OAuth for authentication and one of these teams ends first that it could be done to share the development to the other team
Why Coinbase
1) Micro Tasks and Macro Tasks concepts like setTimout and Promises 2) Matching Sum in a array of 2 numbers
Easy question
describe thought process and code to build a page based on mockup provided
Mostly on writing polyfill for array.reduce() Promise.all() Then object restructuring question. Some concepts check on let, const, var. I gave all the answers and solved all the questions. With minor mistake, which was not to big. As I said, the interviewer was not qualified for taking the interview (i checked his LinkedIn profile) and hence I was rejected. IMO, if there were 2 interviewers then I think, I must have chance for the next round.
How would you optimize the images used on a site?
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