This year's fall recruiting for Citadel's OA is here again! As one of the top quantitative firms in North America, many students feel pressured when they hear Citadel...

Recently accompanied a trainee to walk through Databricks' SDE Virtual Onsite, felt quite representative, organize...

Recently, I just helped a student review his Data Scientist interview at Spotify, and the whole experience was quite fresh, so I came...

It's really been an intensive OA bombing mode lately, with several sessions lined up in a day, almost non-stop. Yesterday just finished a round of Goldman Sachs onli...

I recently walked a trainee through the entire interview process for Lyft Data Analyst, and it was honestly more comprehensive than expected. The first round of chatting about business log...

Robinhood is a California-based fintech company founded in 2013. As an innovative securities brokerage...

I recently helped a student brush up on a set of ByteDance Online Assessments on 9.10, and the day of the test was just...

I just finished helping a trainee walk through a set of Google SDE Virtual Onsite, and the whole process from e-interview to manager interview is quite...

This morning I just accompanied a student to complete the Microsoft SDE OA, two questions at once, the whole process in less than 20 minutes, after he finished the whole person...

It's been a long time waiting, the North American 2026 SIG Quant OA is finally here! The test is really the same as it has been for years: 1 hour, 17 questions, logic, generalization...