After recruiter screening Hiring Manager : * Each stack experience * How do you make sure code works well? * End to end execution of a task & what is the process ? * AWS experience & services used in AWS? SQS ? * UI or Back-end ? * NodeJs, ReactJs experience. * DB experience * DevOps work experience Final round experience * Docker vs VM * What is docker? * AWS services? * JS event loop? * JS closure ? * JS is Dynamic typed ? why? * Difference between == & === ? * Single threaded? * String builder vs string buffer? examples & why to use? * Hashmap vs Hashtable vs Map * Security (JWT Tokens) * How to authenticate & authorize the users? * How to save token from being tampered? * HTTP protocols ? What kind of requests? When to use the type? * Restful Web services? * DB joins * Functions in DB ? Stored procedures? * When to use joins ? how ? examples * NodeJs experience? * Single threaded in JS? * Event loops? why? * How to deploy to AWS? * ECS ? EC2 ? did you use ? explain * Flow of request in incoming request in AWS? How is it processed? * DB setup in AWS * DB connection from AWS to app work? * User login > validation > Authenticate > Process > API calls types * Jenkins CICD setup flow * How to deploy AWS flow with docker ? Coding assessment Leet code - Two sum question Given an array of integers nums and target, return indices of two numbers such that they add up to target.