Gatling, Typescript, Rest Apis, Node.js, Javascript, Elk Stack, Prometheus, Kubernetes, Docker, Jmeter, Retrieval-Augmented Generation, qualitative frameworks, API automation testing tools and frameworks, token latency tracking, k6, cloud platforms, prompt injection, RAG, resilience testing, validating model output, asynchronous systems, Playwrite, GenAI applications, deterministic drift, event-driven architectures, observability tools