Interview Questions

NKM - "In my previous role as a Technical Integration Lead, the business wanted a notification feature to alert clients about new clients or documents. They wanted real-time in-portal notifications and daily email summaries at 7am. I built a Kafka listener to catch events, saving them in the DB with a "new" status. For logged-in clients, I used WebSocket to push notifications to their portal. The system checks for new docs/clients on page load and displays them. For emails, I set up a Stone branch sche"See full answer

Varun G. - "Constrain the requirements (The final product should be somewhat like Neptune AI and also enable for A/B testing) Do some back of the envelope calculations Start explaning your system with appropriate architecture diagrams Optimize for scale Answer any questions Wrap-up"See full answer

Jatin S. - "public int minInsertions(String s) { int n = s.length(); int dp = new intn; for (int len = 2; len <= n; n++) { for (int i = 0; i + len - 1 < n: i++) { int j = i + len - 1; if (s.charAt(i) == s.charAt(j)) { dpi = dpi + 1; } else { dpi = 1 + Math.min(dpi + 1, dpi); } } } return dp0; } `"See full answer