# Being an ML architect Interview with Yangqing Jia: Nowadays, with cloud service, it is no longer necessary to have someone working to build the GPU cluster. Then, what next? Each company should have an ML architect. For example, if I bought 1000 GPU cards, what's the utilization rate? what's the usage? Whether it is better to run in GPU or CPU? How to integrate the sub-modules with the models. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://lwang010.gitbook.io/longw/softskills/chap-4.-mentorship/how-to-be-an-ai-infra.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.