As a deployer/Maintainer, load test the reference backend APIs, fine-tune code and config, and publish the recommendations to scale. - Identify performance testing tools (example: https://www.artillery.io/, https://github.com/artilleryio/artillery ) - Identify and configure Load Test scenarios - Configure app metrics tools for monitoring ( example: https://www.npmjs.com/package/appmetrics-dash) - Perform Load test with configured scenarios - Finetune the code and configurations if any bottlenecks and rerun load tests - Document configuration recommendations to scale the backend APIs.