I applied online. The process took 3 weeks. I interviewed at Scalpel.ai (London, England) in Nov 2019
Interview
Brief call then a coding challenge. Coding challenge was very tedious taking approx 2-3 full days. After completing the challenge, no response for two weeks. Only after my second follow up I got a response saying the position has been filled already.
Interview questions [1]
Question 1
Objective: Create a blood loss model from the other data points.
Tasks:
Write a Python script to do the following including explanation.
- Data preprocessing
- Account for the fact that some data points are missing
- Determine a baseline result using unsupervised learning
- Finally, use a neural network to create a predictive model
