System Design

Design a system for real-time processing of user behavior data.

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2 answers published. Last candidate submission on Jul 9 2026, 2:06pm PDT. Interview question asked to Software Engineers, Machine Learning Engineers, Production Engineers and other roles interviewing at Datadog, Agoda, BYJUS and other companies. Original question asked: Design a system for real-time processing of user behavior data.. Question last reported by a candidate interviewing at DigitalOcean for a Software Engineer interview on Jul 24 2026, 6:44am PDT.