Blog
Long-form, code-heavy writing on software engineering, AI/LLM, payments and system design.
From both sides of hundreds of integrations: honest status codes, RFC 7807 errors with trace IDs, cursor pagination, idempotency and versioning posture, and the DX multipliers that halve support tickets.
A smart queue versus a replicated log: routing, per-message semantics and DLX on one side; replay, independent readers and partition ordering on the other — plus the framework-queue option the rivalry hides.
Payloads as IDs and intent, the 0-1-3 execution assumption, retry policies you design instead of inherit, lanes by latency class, and the four dashboard numbers that catch every queue pathology.
The prime directive (code and schema never jump together), batched backfills as jobs, each engine's locking personality — CONCURRENTLY, NOT VALID, gh-ost — and the destructive-change quarantine.
The lost update, the phantom check, the inconsistent report, the cross-row invariant — each real bug matched to its cheapest cure, from atomic updates to Serializable retry loops, plus deadlock etiquette.
Why the bug is syntactically invisible, making the framework tattle with preventLazyLoading, the fix taxonomy beyond with(), and the two siblings — over-eager loading and unbounded gets — hiding behind it.
Where Postgres genuinely pulls ahead, where MySQL holds real ground, the differences everyone overweights, and a decision procedure whose top factor is organizational, not technical.
The B-tree mental model everything follows from, composite column order as the whole game, covering and partial indexes, reading EXPLAIN without a priesthood, and the quarterly maintenance contract.
Intent vs delivery as the founding seam: a typed notification catalog, a preference engine that resolves instead of looks up, queue-per-channel adapters, digesting, and the build order that avoids the rewrite.
Permission as a spendable one-shot resource, the token registry your backend must own, deep links as versioned contracts, sending discipline with collapse keys and quiet hours, and the four health metrics.
