I applied through college or university. The process took 4 weeks. I interviewed at Wayfair (Boston, MA) in Dec 2018
Interview
They gave me a coding test. After that a Skype interview with senior data scientist about the a case study, for me it was recommender systems. Then, 3 onsite interviews back to back 45 min interviews: whiteboard coding (difficulty : fairly average), data engineering (difficulty : average) and case study (difficulty : depends on case study).
Interview questions [1]
Question 1
Which deep learning technique would you use for video compression?
I applied online. I interviewed at Wayfair in Mar 2026
Interview
Received the Online Assessment on Hackerrank, including data manipulation & data insights. Data manipulation was on Pandas, not difficult, and data insights were an excel spreadsheet, and drew some insights and recommendations from it.
Interview questions [1]
Question 1
Inspect the data. What insights do you get? Give recommendations based on your insights, and explain how you would evaluate and what the possible risks are.
I applied online. The process took 1 day. I interviewed at Wayfair (Boston, MA) in Oct 2025
Interview
Technical Interview on SQL and Python. Makes you program a machine learning model and write intermediate SQL commands. Overall, not too difficult, and it takes roughly 75 minutes. I would suggest praticing on Hackerrank
Very average interview where the questions were ambiguous. It was very ambiguity. And not clear on the requirement. So in short not difficult. Hard to say if anyone should interview for this company
Interview questions [1]
Question 1
How can u filter products which are similar to light lamp on wayfair site
