Cloudflare interview experience

Round 1: Coding Round

Questions: I was asked to complete the below function for different cases:

1. Global count to check rate limiting
2. Path specific request limit
3. User + Path
4. User + Path + Tenant

public boolean isRateLimited(String requestIpAddress, String requestHttpMethod, String requestHttpPath, int requestUserId, int requestTenantId) {}

Round 2: System Design

Questions: Design Twitter.