Coach note

Interviewers ask this kind of question to surface how you think, not what you remember. The strongest answers are specific, calmly told, and end on what changed.

API design · Versioning

Your API currently returns user objects with 'name' as a single field. You want to split it into 'first_name' and 'last_name'. How would you version this change?

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Your API currently returns user objects with 'name' as a single field. You want to split it into 'first_name' and 'last_name'. How would you version this change?

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