Requirements: Solid proficiency in Node.js and TypeScript; experience with test runners such as MochaHands-on experience with UI test automation frameworks, including PlaywrightExperience testing MQTT or similar Pub/Sub interfaces (e.g., WebSockets, SSE)Experience testing GraphQL APIs, including writing and maintaining tests for complex queriesWorking knowledge of cloud environments and containerized deployments, including Docker images and container registriesWorking knowledge of Git and Git-ba