Sarah Chen

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Posted Per-Request Query Budget (Detect Runaway Pages)
Posted Rate Limiting with Redis + Increment Expiry
Posted Schema-Backed Enums (DB Constraint + Rails enum)
Posted Cache Stampede Protection with race_condition_ttl
Posted ETag + Conditional GET for JSON API
Posted Polymorphic “Visible To” Scope with Arel
Posted Transaction-Safe After-Commit Hook (Avoid Ghost Jobs)
Posted Counter Cache Repair Job (Consistency Tooling)
Posted Safe Pagination with Keyset (No OFFSET)
Posted Read Replica Routing for GET-Heavy Endpoints
Posted Instrument a Service with Notifications
Posted CurrentAttributes for Request-Scoped Context
Posted HTTP Timeouts + Retries Wrapper (Faraday)
Posted Targeted Query Caching for Expensive Endpoints
Posted Strict Loading to Catch N+1 in Development
Posted Bulk Upsert with insert_all + Unique Index
Posted Idempotent Job with Advisory Lock
Posted Transactional Outbox for Reliable Event Publishing