Really interesting view point; building platforms and services (platform engineering) is being recognised in the same sentence as enterprise architecture. All shapes of architects today should be aware of their responsibility in integrating solutions with the rest of the enterprise, and not just to deliver singular systems in isolation.
“Shifting the mindset from a singular piece of technology to thinking like a service provider will enable teams to think end-to-end and across these silos.”
CIO article: Are enterprise architects the new platform team leaders?