Joined since 2023
200 reviews
Hi, I'm JeffD
Interviewing since 2023
200 reviews
About the Provider- 9 years at Google
- 14 years of competitive programming
- Deep expertise in algorithms and data structures
Alphabet (Google)
📍United States
This provider is verified
(200 reviews)
Aim High
01/21/20255.00
Useful session. Provided actionable feedback.
Sam L
01/17/20255.00
As usual, exceptional coaching!
Gota Nakamura
01/13/20255.00
JeffD was very generous and helpful. I received good advice on specific practical ways to improve my performance in coding interviews.
A A
01/10/20255.00
Great mock interview! Provided actionable feedback and insights into my preparation level!
Shashank Saurabh
01/10/20255.00
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Mohammed Gazal
01/10/20255.00
Provided good feedback. Also, asked a good system design question
Sam L
01/08/20255.00
Above-and-beyond and advanced algorithmic coaching and guidance as usual. Highly recommend!
Mike L
01/03/20255.00
JeffD chose an appropriate problem for the mock interview and dynamically increased its scope based on my progress. The depth of his knowledge was evident as he provided actionable feedback and shared various ways to improved my proposed algorithm. Highly recommend!
Nick Chow
01/03/20255.00
Jeff's is a great person to interview with. He provides representative problems, strong feedback, and good actionable items. Jeff also adds in time to showcase more advanced optimization topics and insights into further solution optimization. I highly recommend interviewing with Jeff.
Y H
01/03/20255.00
Select the right level of question for my current level (a bit challenging but not too hard), great follow up questions and explanation that helped me better understand the concept and know where to improve and continue working on