1. Phone Screen: Question about background, reason to apply, etc 2. Round 1: small technical interview, availability, general question about the company 3. Round 2: Technical Interview about Classical Machine Learning (Decision Tree, SVM): decision surface, depth, etc 4. Round 3: Technical Interview about Deep Learning: Loss function, learning rule
Interview questions [1]
Question 1
Tell us about a Deep Learning project you do? How can you derive new learning rules from a formula?
I applied through a recruiter. The process took 4 weeks. I interviewed at Proofpoint (Los Angeles, CA) in Jan 2023
Interview
Two rounds of interviews with data scientists; one focused on python/SQL and the other on ML systems. Both rounds were straightforward, pleasant and highly relevant to the role. This followed discussion with Manager and HR on pay.
Interview questions [1]
Question 1
Explain how you would make a spam detection system.
Data Scientist Internship applicants have rated the interview process at Proofpoint with 3.5 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 44.8% positive. This is according to Glassdoor user ratings.
Candidates applying for Data Scientist Internship roles take an average of 30 days to get hired, when considering 2 user submitted interviews for this role. To compare, the hiring process at Proofpoint overall takes an average of 29 days.
Common stages of the interview process at Proofpoint as a Data Scientist Internship according to 2 Glassdoor interviews include:
Background check: 25%
Phone interview: 25%
One on one interview: 25%
Skills test: 25%
Here are the most commonly searched roles for interview reports -