System Design: Basic to Enterprise Scale

Learn the system design process, capacity estimation, APIs, and data modeling.

Understand edge routing, caching, events, queues, storage, and consistency tradeoffs.

Scale reads, writes, search, real-time delivery, rate limits, and sharded data.

Design for idempotency, recovery, observability, security, privacy, and safe deployments.

Apply fundamentals to common product systems with concrete production tradeoffs.

Design checkout, ledgers, SaaS isolation, and marketplace dispatch systems.

Tackle global chat, video streaming, feature flags, and multi-region architecture.

Combine patterns into an enterprise collaboration design, artifact pack, reliability review, threat model, and cost review.