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Senior Frontend Engineer Interview Questions
1,550 senior frontend engineer interview questions shared by candidates
What is better React Functional component or React class component? why?
It was live coding interview with nothing irrelevant for the position, however the scope of the task was huge for given time. Signed the NDA, just like anyone interviewed, cant share details.
Touch based on front end questions. Was asked to develop small UI applications and add functionality to it. Focus was purely on HTML, CSS and JAVASCRIPT
In-memory autocomplete input that holds 1 million+ records, how would you design this? How would you speed up the search?
Detailed technical description of 2 projects
What impacts performance and what are the approaches to improve that
Take home coding project where they ask you to hit any public API that you wish and display a table in any way that you wish (react)
1) Browser Coding Round – I was given a task to create an SVG with colored nodes using HTML, CSS, and JavaScript. 2) JavaScript Coding Round – I had to implement a custom function that replicates Promise.all behavior and also write JavaScript to generate a table of contents from tags dynamically. 3) Advanced JavaScript Round – The challenge was to replace placeholders in an object that contained both arrays and nested objects. 4) Team Management Discussion – This round focused on general team management skills, problem-solving in team settings, and collaboration strategies.
Web-development questions, but I don't want to share specifics.
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