While it may seem like a good idea, as per a few SEO expert's opinions [4 of 6] and research, it is actually a mistake to create profile backlinks by keyword instead of a brand name.
This is because Google is aware that these are a kind of spam links, and therefore, they will likely devalue your website’s authority.
In other words, if you create a profile backlink by keyword instead of a brand name, you are potentially decreasing the chances that your brand website will be found by potential customers and clients.
Here's related information that you may find helpful - 29 Key Findings Data from the State of Link Building 2022 Report that might help to strengthen your SEO skills and marketing decisions.
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