Mercor Software Engineer Phone Screen

I applied online. There is no recruiter screen - first call is a HM screen where they ask you basic questions.

Next screen is a 30 minute technical screen with no coding. Mine had 4 questions -
1. Tell me the worst sorting algorithm

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ad - asked about client failing in the middle of the call

1. import java.util.Map;
3. public class PaymentService {
4.     private final PaymentProvider provider;
5.     private final Database db;
7.     public Map<String, String> createPayment(String userId, int amountCents) {
8.         // calls external provider (e.g., Stripe-like)
9.         String chargeId = provider.charge(userId, amountCents);
10.         db.insert("payments", Map.of(
11.             "user_id", userId,
12.             "amount", amountCents,
13.             "charge_id", chargeId
14.         ));
16.         return Map.of("status", "ok", "charge_id", chargeId);
17.     }
18. }

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Ultimately, I did not pass.

求大米,谢谢!🙏