ServiceNow Applications Developer interview questions

Test and coding round, 3 technical interviews and 1 Human Resources interview. Mostly focussing on Data Structures and Algorithms, One algorithm per round, coding with pen and paper. Hash maps, Bit maps, puzzles. HR interview maximum 15 minutes. Technical interviews upto 1 hour each

2 rounds: phone screen and onsite. Should prepare for web technology a lot since they use javascript mainly. Also need to know java stuff like OOP concepts, class and objects, abstract class and etc. Coding skills are required with algorithms, like remove repeats in strings, reverse strings, etc. Need to write code on white board and several guys will ask questions about the coding.