F5 Senior Software Developer UI interview questions

1st a phone screening & then personal interviews at the F5 office. the interviews started at 8:45 am till 4pm with no breaks.1st there was a written coding test, 3 1:1 interviews of 45 mins each members of different teams not really knowing the requirement of the job they were interviewing for, lunch with 3 managers of 3 different teams and then 3 more interviews with team members of the team that had the requirement.