Backend architecture, APIs, security, and operations for dependable software products.
September 23, 2025 · 18 min read
A comprehensive engineering guide to backend observability: RED and USE metrics, structured logging, OpenTelemetry distributed tracing, tail sampling, and SRE error budget alerting.
September 22, 2025 · 18 min read
An engineering guide to designing reliable webhooks: transactional outbox dispatching, HMAC verification, fast-ACK pipelines, idempotency, and retry architectures.
September 21, 2025 · 19 min read
A deep architectural guide to background jobs and distributed queues: queueing topologies, transactional outbox, lease renewal, idempotency, and failure semantics.
September 20, 2025 · 21 min read
A comprehensive guide to backend caching architectures, multi-tier topologies, Cache-Aside vs Write-Through patterns, stampede mitigations, and probabilistic eviction.
September 19, 2025 · 17 min read
A deep dive into API rate limiting algorithms, atomic Redis Lua scripts, fail-open resilience, client identification security, and standard HTTP headers.
September 18, 2025 · 15 min read
A comprehensive engineering guide to REST API pagination: offset vs keyset cursors, B-Tree index optimization, tiebreaker invariants, and resilient API contracts.
