“performance”

Optimization patterns (lazy loading, caching, batching), database and frontend performance.

Use for memory, CPU, latency, and query-performance investigations, plus dependency-upgrade blast-radius analysis.

Use when a task is large enough to press the context window, when choosing plan mode or extended thinking, or when a build fails and needs incremental…

Use when designing or building an API, a query, a list or a page that reads data.

Use when investigating or improving WordPress performance (backend-only agent): profiling and measurement (WP-CLI profile/doctor, Server-Timing, Query Monitor…

Audit and prioritize performance work through bounded-work and forward-progress checks.

Browser rendering performance for Trezor Suite — forced synchronous layout from geometry reads, observer APIs instead of measuring an element, and…

Run an evaluator-gated performance optimization workflow over Codex goal mode with durable OMX artifacts and safe goal handoffs.

Profile and optimize Rust CPU, memory, I/O, async, and build performance with representative benchmarks.

Profile and optimize Python CPU, memory, I/O, concurrency, and numerical performance.

Official GSAP skill for performance — prefer transforms, avoid layout thrashing, will-change, batching.

Profile and optimize Go CPU, allocations, GC, concurrency, and I/O with benchmarks and pprof.

Diagnose GSAP and ScrollTrigger performance.

Check live performance KPIs from connected analytics: RAG status, trends, actions.

Performance optimization patterns for Mandu applications.

Generate affiliate performance reports with KPIs and recommendations.

Write a stakeholder performance report from data.

Optimizes Tackl apps for Web Vitals, reduced motion, and scroll performance.

Collection-handling performance for Trezor Suite — indexing before iteration, O(1) sort comparators, and reduce accumulators that don't allocate.

React render performance for Trezor Suite — memoization under React Compiler, referentially stable hook dependencies, minimal dependency arrays, and telling a…

Use when reviewing or auditing tensor4all-rs code for performance rule violations: before merging changes that touch tensor-train evaluation, interpolation…

Diagnose and optimize TypeScript checker, build, V8, Node, and browser performance.

Measure Julia performance so that the number means something: allocations, type stability, timings and before/after comparisons, each in a cold process with…

Golang performance optimization patterns and methodology - if X bottleneck, then apply Y.