Citadel is a dream fintech company for many science students, especially its Quant and Software Eng...

To be honest, Jane Street was one of the longest prepared and most challenging interviews I've ever had. Not quite like traditional tech companies, this fintech company...

Overview This article demystifies the Doordash SDE inte...

PayPal, the world's leading online payment platform, needs to go through four rounds of assessment covering technology, business analysis, logic and communication. This post shares Paypal interview...

Amazon Linen OA is divided into 4 main parts, 2 Coding courses with a time limit of 70mins to complete; Work Simulatio...

Zoox 是一家美国自动驾驶科技公司，最初由 Tim Kentley-Klay 和 Jesse Levinso…

IMC is a well-known "math monster" in the quantitative circle, and its QR interviews are intense, fast-paced, and extremely wide-ranging, which can be called "full-coverage batting...

As one of the top tech giants in the world, Amazon has always been known for its high standards and difficult interviews. Whether it's a technical job interview or a behavioral interview, each round of assessment is set...

Interview Questions 1st round and design AB test For the second question I chose diff-in-diff (also...

Cloudflare's OA has not always been an easy task to deal with in the style of "brushing up", but more of an examination of engineering understanding, exception handling and the underlying net...