was refered by a friend of mine and got called to set up an interview by a recruiter. 1st interview was 1.5 hours with two engineers who asked about my expirienced and specifically a project I worked on lately and then gave me two questions in which I had two find a solution under the restrictions they gave me and write code. two days later I was called to say I passed and to schedule another interview. seconed interview was also 1.5 hours with group manager who gave me a mini spec and asked me to find a solution and write code for it. 3 days later I got a call that I did not pass