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What do you think will be the most enjoyable part of this role at Duolingo for you?

Can you name a few optimization algorithms you are familiar with? What's your approach to managing a high-dimensional space with a million variables in optimization? Can you explain the simplex method used in optimization problems?

Can you recall a time when you were unable to meet a goal, and what stood in your way?

Could you give an example of how you've successfully introduced a new process at Duolingo?

What skills do you possess that you think would be valuable to this role?

Describe a time when you disagreed with a team member's approach.

What's the most common objection you face, and how do you handle it?

If you were to redesign a calendar app from the ground up, what design decisions would you make?

How do you mentor or support junior sales team members?

Tell me about a project that you are particularly proud of.