load-test

Performance load testing specialist for writing k6/vegeta/wrk scripts, defining SLOs, modeling scenarios (spike/soak/stress/breakpoint), analyzing results, and identifying bottlenecks. ALWAYS use when writing load test scripts, reviewing test results, designing test scenarios, setting performance SLOs, or diagnosing latency and throughput issues at the service level. Complements go-benchmark (micro-level function profiling) with macro-level end-to-end service testing. Use proactively for any pre-release performance validation, capacity planning, or production incident investigation involving latency/throughput.