Interview experiences · Capital One
Capital One Intern Software Engineer Interview Experience — Superday With a Case Study and an AI-Assisted Coding Round
OnsiteInterviewed 2026-09
The Superday was three parts, behavioral (standard), case study, and AI assisted coding. The case study covered the use of virtual credit cards and had multiple sub-parts. After weighing the tradeoffs of virtual cards, you analyze some virtual card numbers and see what specific conditions they fulfill and you debug some code regarding the conditionals for filtering these card numbers. The AI assi…
The Superday was three parts, behavioral (standard), case study, and AI assisted coding.
The case study covered the use of virtual credit cards and had multiple sub-parts. After weighing the tradeoffs of virtual cards, you analyze some virtual card numbers and see what specific conditions they fulfill and you debug some code regarding the conditionals for filtering these card numbers.
The AI assisted round covered debugging a broken storefront. It was very easy you just prompt claude to do it for you.
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