Interview Cake
Work through interview questions with step-by-step hints
Interview Cake teaches you to solve coding interview questions step by step. When you get stuck, you do not jump to the answer. Instead you ask for the next small step, and the site guides you one stage at a time. Each question has a full explained solution and a code editor to test your answer.
Paid · Browser · Intermediate
About Interview Cake
It trains how to think through a problem, not just remember answers. It has more than 45 practice questions and a reference section on Big O, sorting, searching and data structures. It suits people who feel lost on interview problems.
You can pick from 10 programming languages. There is a free trial question, a free email course and a weekly practice problem. The full course is paid.
On Breakpoint since 23 Oct 2026.