Capco SDE-1 Junior

How do you handle exceptions in an API?

Catch at boundaries, return ProblemDetails/JSON error, log with correlation id, do not leak stack traces to clients. ShopNest maps validation errors to 400.

Capco rounds often probe: Banking/fintech consulting.

Themes commonly reported in public MNC interview experiences (AmbitionBox / LinkedIn / Glassdoor-style). Practice aloud; keep answers this short in the real round.

More Capco SDE-1 questions

Explain OOP in one minute with an example.
Array vs List — when to use which?
What is time complexity of binary search?
Difference between == and Equals in C# / === in JS?
What is a primary key vs unique key?
HTTP GET vs POST?

All SDE-1 questions

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