OYO Web Developer interview questions

written test: 1. implement a function mul such that mul(1,2) and mul(1)(2) Ui tech: 1. Questions on css positioning, prototypes, closures, polyfills, bind polyfill, JS basics etc. DS Round: 1. Find the middle element in a linked list 2. Question on 2D array(matrix) Design round: 1. ES6 concepts, website performance, memory leak issue, Design a whatsapp web functionality, difference between bind,apply and call, promises etc. managerial round: 1. insights on past projects, what will you do if your deadline on a particular task is moved up 2. think of featutres you can add on an exisiting app.