Zafran Security interview questions

The frontend has an “Export all” button for a large table of cyber threats. Clicking it starts an asynchronous export, shows a progress bar, and downloads the file when ready. The backend is built from microservices communicating via gRPC. The task was to: Trace the export flow across services & explain how progress is tracked and reported to the UI Design the complete export solution, including async execution, progress updates, file generation, and download Discuss scalability and design tradeoffs