Flow Software Engineer interview experience

I remember it as roughly a 2-hour test with around a dozen prompts, where more than half were programming tasks that required careful handling of input and edge cases, and the rest were shorter multiple-choice style questions. The scope felt narrow and very C++-specific, with a lot of template metaprogramming and C++ template knowledge showing up, along with algorithms and design-pattern style thinking. Timing was the real stressor—my sense was that even strong people could struggle to finish everything.

If I passed that, the next stage was a HackerRank pair-programming session with a senior