Design a notification service for email, SMS, and push — Paytm interview
Reported in Paytm interview loops. System design problem testing reliability, fan-out, and channel abstraction.
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Reported in Paytm interview loops. System design problem testing reliability, fan-out, and channel abstraction.
Reported in Paytm interview loops. System design interview around indexing, ranking, and freshness.
Reported in Paytm interview loops. Critical design topic focused on correctness under retries and failures.
Reported in Paytm interview loops. Observability architecture interview question for platform roles.
Reported in Paytm interview loops. System design exercise emphasizing control plane and low-latency reads.
Reported in Paytm interview loops. System design topic around edge caching, invalidation, and latency.
Reported in Paytm interview loops. Object model design for template rendering and channel-specific formatting.
Reported in Paytm interview loops. Mid-to-senior design spanning WebSockets, message storage, and presence.
Reported in Paytm interview loops. Caching patterns for system design and backend performance tuning.
Reported in Paytm interview loops. Infrastructure design question covering L4/L7 balancers and health checks.
Reported in Paytm interview loops. Senior system design combining sharding, eviction, consistency, and observability.