They respond fast; they take one day or two for the following interview. So you have to be patient. They test you on other things, too, like some kind of games to see if you are a fit for the job.

Typical behavioral questions, 'tell me about yourself', 'greatest weakness', walkthrough your resume. Answer with the STAR format and you should be fine Meet with a technical enginner after to talk about the technology you are familiar / work with and what you are passionate about. No algo was asked