The most comprehensive bank Interview Answer Review tooling available online.

How does PCA achieve dimensionality reduction in datasets?

Imagine a team of engineers wanting to know why certain users aren't engaging with a certain push feature. They have created a survey in modal with yes/no questions and free-choice text fields. What feedback would you give them at this point?

How would you decide on a KPI for a system you're improving? Provide a specific example of a KPI you'd track at Bolt?

Could you elaborate on the assumption of error in linear regression and why it matters for precise modeling?

Share a time when you were challenged in public.

Let’s say a Bolt driver contacts you and says they’re not receiving any ride requests. How would you diagnose and address the problem?

In what ways do you successfully communicate using varying styles?

Tell me about a time when you had to convince someone of an idea and how did you do it?

How would you decide if you have enough drivers to support a city?

Can you give an example of a time when you had to prioritize multiple tasks with conflicting deadlines?