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by RussianCow 1682 days ago
> A senior engineer that has always worked in the backend won't be able to be up to speed with a complex frontend app quickly and be as effective as a senior frontend.

Why not? I know plenty of people who have switched domains for new jobs, and unless you are moving into something highly specialized that requires tons and tons of domain knowledge, it should take you no more than 3 months to become productive with the new tech.