Did you use Spark in your projects?
Learning Technology Interview Questions
3,003 learning technology interview questions shared by candidates
Do you have any administrative experience?
They asked me to implement a sparse matrix from scratch, without relying on any existing matrix or linear algebra libraries. This required designing an efficient internal data structure to store only the non-zero elements, rather than allocating memory for the entire matrix. In addition to the core representation, I needed to implement both addition and multiplication operations, making sure they handled sparsity correctly, maintained good performance, and produced accurate results even when matrices had different sparsity patterns.
Interview style is very structured. She provided an outline of her objectives and stuck to the agenda pretty well. Questions were pretty standard for first phone screening.
Questions about lists and pandas data structures
They asked about which instructional design trends I have liked learning about recently.
General phone screen questions. Why are you interested in this position?
It was an actual presentation plus build and no questions were asked other than the initial screening interview with HR
Tell us about a time when you worked across multiple teams to manage a project.
Provide your background/what makes you want to work for Mathematica?
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