A structured walkthrough of designing a video-sharing platform like YouTube for system design interviews, covering upload pipelines, transcoding, CDN delivery, and recommendations.
A 2026 engineering guide to consistency models—strong, eventual, causal—with real trade-offs, patterns, and interview framing.
A technical comparison of event-driven architecture patterns — pub/sub, event sourcing, CQRS, and choreography vs orchestration — with tradeoffs and use cases.
Feature flag architecture patterns for 2026 — rollout strategies, tech debt traps, and real production data on flag lifecycle.
GraphQL vs REST in 2026: real latency, caching, and query-cost data to help you pick the right API architecture.
A data-driven playbook for diagnosing CrashLoopBackOff, OOMKills, network partitions, and control-plane failures in production Kubernetes clusters.