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System Design2026-08-13

Java Spring Boot questions

AI-Expanded — inferred from the question title, not from the original candidate report

Design a RESTful API using Spring Boot that manages a collection of user accounts, implementing proper input validation and custom exception handling for invalid requests. Explain how you would configure Spring Security to secure these endpoints using JWT-based authentication and describe the process for managing database transactions across multiple service methods.

Context & Summary

System design and technical deep dive round

💻 Coding practice works best on desktop.
Code editors are too cramped on mobile screens.