They asked Leetcode Hard questions.
Front End Software Engineer Interview Questions
866 front end software engineer interview questions shared by candidates
1. Reverse the array without .reverse method ? 2. Find the missing numbers and some questions on time complexity?
Design: 1. TS vs JS? 2. How would you implement authentication and authorization(with credentials) and protect the usage using encryption algorithms (he asked a lot about security) 3. Is JS a compiled language? 4. A lot of question about CSR vs SSR(how websites are loaded in each, which is more optimized, which one to use and when) 5. Code a function that prints all of the keys and values of the object in this manner ["key1.val1", "key1.val2", "key1.key2.val1"] and etc (i.e stringify an object without JSON.stringify()) Behavioural: 1. If you had a conflict with co-worker, how would you resolve? 2. If you were assigned a complex task by your manager, what would you do? 3. Why VISA? 4. Tell about your most complex projects and/or school projects 5. What is the thing you value the most in a work environment? 6. How do you overcome complex topics? 7. What is your passion? What are your future goals? 8. How do you gather feedback of your performance invidually or in group? Technical: 1. Check if string is palindrome 2. What is debouncing? Code an example? 3. How to optimize the website with React.js or vanilla js 4. What is adaptive and responsive design? 5. What is browser caching and http caching? How are they different? 6. What are promises/async code?
Unable to state the questions exactly. Hard Leetcode problems.
How to use "apply" in JS "this" keyword in tricky scenarios How to mutate prototype function
Some Basic JS closure questions and ES6 class problems
Q. Creating polyfills for some methods, JavaScript variables, and their inner workings, sorting algorithm, and Advanced JavaScript concepts.
In live coding session, I had to explain how CSS renders on the page (style sheet selectors, inline precedence), a questions about Promises and call backs, and call back functions as function arguments.
Parallel courses 3 (LC hard)
closures, currying, React HOC, lifecycle methods, debounce
Viewing 711 - 720 interview questions