Hld
System Design
Easy
FlagSwitch Distributed Feature Flags
Design a global feature flag service like LaunchDarkly. Developers should be able to toggle features for specific user segments (e.g., 'beta-testers'). The flags must be evaluated locally in the application SDKs to avoid a network round-trip for every 'if' statement. How do you propagate flag changes globally within seconds?
Key concepts
consistency modelsedge computingconfiguration management
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