Recently a Programhelp North American student successfully completed the NVIDIA OA, and we reviewed the content of this test together. He is a Canadian...

Just helped a classmate walk through the full process of Stripe's SDE (Software Engineer) interviews, from the initial screening to the five rounds of Onsite, the whole process is high-intensity, sectional...

I just finished my SIG interview and would like to share it with the students who are preparing for SIG while the memory is still fresh. In general, SIG...

Just recently finished J.P. Morgan's 2026 New Grad OA and the overall experience was very smooth. The questions weren't too tricky, but...

Recently, I accompanied a student to finish Optiver 2026 Online Assessment, which contains four modules: Quant...

This is a record of a student who successfully took the TikTok Machine Learning Engineer (MLE) o...

I just finished a round of VOs with NVIDIA's Software Engineer, and the experience can be summarized as "...

Recently, I accompanied my classmates to finish ZipRecruiter's 2026 New Grad OA, which can be said to be "moderately easy but very...

你是不是也遇到过这样的情况？SQL 会写，但一到面试就讲不清楚逻辑；项目做得多，但业务 impact 表达不出…

Just last week, I took a student through a Hudson River Trading Online Assessment, a set of four...