slice Software Development Engineer SDE II interview questions

Interview Experience at Slice Bank – System Design + Coding (Notification System) Role: Backend Developer (Java, Spring Boot) Round: Low-Level Design + Implementation Duration: Scheduled for 2 hours (Actual time given: ~1.5 hours) Topic: Design and Implement a Notification System without Duplicate Notifications The interview started with the task to design a complete notification system with the constraint that duplicate notifications must not be sent. It was framed as a low-level design (LLD) round, but gradually included high-level system behavior and implementation questions.

Round 1 1. Machine coding round, but here you have to make an end-to-end application using server and local DB. Plain Java or Python code doesn't work. You will have to test the code in the end using Postman. Ques: - Build a simple wallet payment system Round 2 - HLD round. Like any other HLD round asked generally. Round 3 - Hiring manager