Jerry

Jerry writes about data paths and the control surfaces around them: schemas, migrations, caches, and privileged tools.

On Stack Inside, Jerry’s essays favor checklists and reproduceable database or API labs over generic architecture slides.

Focus: Query plans, schema changes, cutovers, caching pitfalls, webhooks, secret rotation, internal admin safety.

GitHub: github.com/cainiao308

Contact: contact@stackinside.site (shared with Cole)

Articles by Jerry

• Building a minimal internal admin without becoming the next breach headlineAug 6, 2026 · Backend · Security
• Rotating secrets without downtime: dual-read, dual-write, and cutoverAug 6, 2026 · Security · Backend
• Schema changes that do not lock production tablesAug 6, 2026 · Databases · Migrations
• The database cutover checklist I actually run before flipping trafficAug 6, 2026 · Databases · Migrations
• Idempotent callbacks for payments and webhooks without a magic frameworkAug 6, 2026 · Backend · APIs
• When not to cache: three times caching made the system worseAug 6, 2026 · Backend · Caching
• Reading EXPLAIN for one slow query until the plan matches the business pathAug 6, 2026 · Databases · MySQL

Also on Stack Inside: Cole · GitHub · Updates