I interviewed at DMS Software Engineering (Srilanka)
Interview
The MERN interview process involves multiple rounds, including technical screenings, coding challenges, and system design questions. Focus areas include MongoDB, Express.js, React, Node.js, and problem-solving skills This is followed by coding challenges, algorithm-based questions, and sometimes live coding sessions. Later stages often include system design discussions, project experience evaluation, and behavioral or cultural fit interviews. Proficiency in JavaScript, database management, and problem-solving is essential throughout the process
Interview questions [1]
Question 1
Given a MongoDB collection of user data, write a Node.js/Express API endpoint to retrieve all users whose age is greater than 30.