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Share an experience from your past role where you were accountable for a difficult situation, and how you were able to resolve it.

Randomly drawing from a normally distributed variable with a mean of 0 and a standard deviation of 1 once per day, what is the expected number of days it would take for you to draw a value that's higher than 2?

Let's say you want to introduce a new process at Klarna. What steps would you take to validate it before introducing it to the team?

Develop a framework for efficiently migrating data across distributed systems.

Develop a distributed event sourcing management framework.

Design a framework for instant customer feedback processing.

I'd love to hear about a project you're particularly proud of.

How would you architect a scalable platform for processing thousands of video streams concurrently for object detection?

What’s the worst customer service experience you've had, and how did you respond?

How would you describe PCA and what drawbacks might it have?