Sapeint interview questions

there were three rounds in total- first Round - i was asked concepts about react, nextjs, rendering strategies and more of syntax kind of questions of next.js, React application optimzation techniques, security concerns etc and one coding question was given to display products in the list and product details also with mock api I was able to solve it. Second Round : questions about projects and Implementation details, webpack fundamentals, CDN , caching, security. one question of coding using html, javascript to design registration form and add validations Third round - It was with the manager, few questions about graphlql, Api implementations. and problems of gql and how to resolve them.? I was able to answer questions in all the rounds. feedback - they have put my profile on hold. and said all positions are filled. full of time waste.