What is the box model?
Senior Frontend Developer Interview Questions
1,358 senior frontend developer interview questions shared by candidates
Live coding interview, topics: API calls, data mapping, and rendering, error handling, unit testing.
System Design: Design Revolute's physical card delivery system. Need to design API, Frontend, and overall system(db, services, etc.)
What kind of Subscriptions exists?
- ES6, hoisting, currying - ReactJS hooks & lifecycle methods - Redux and its flow
Ask for previous work experience.
Closure, Function currying, promises, observable, some standard question of js and angular.
How do you approach solving complex problems in your work?
Make a payment flow full in one hour in reactjs with testing proper tailwind class, proper structure also they didn't provide any API for the same.
They asked me to explain how I’d optimize a slow web page—what I’d measure first (LCP, TTFB, bundle size), how I’d find bottlenecks, and what fixes I’d prioritize).
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